By Little Houses For SaleUpdated

Michigan Tiny House Zoning Laws Overview

Michigan’s land‑use framework centers on the **Michigan Zoning Enabling Act (PA 110 of 2006)**, which empowers cities, townships, villages, and counties to adopt and enforce zoning ordinances. The **Bureau of Construction Codes (LARA)** administers state building codes and adoptions, while local governments implement those codes through plan review and inspection. There is no statewide ADU mandate; eligibility for small dwellings on permanent foundations depends on local ordinances and district standards. By contrast, tiny houses on wheels (THOWs) are generally treated as trailers under the **Michigan Vehicle Code**, meaning long‑term residential use requires explicit local allowance or siting in a licensed/regulated community. The practical workflow is to determine whether your site is regulated by a municipality or only the county, review the applicable ordinance for ADU or small‑dwelling provisions, and coordinate with Building/Inspections on utilities, access, stormwater, and life‑safety under the current Michigan code cycle.

Michigan has no statewide ADU mandate; THOWs are typically treated as trailers unless a local ordinance allows dwelling use.

Understanding the zoning laws is just the first step. Once you know what is legal in Michigan, you can start looking at tiny houses for sale in Michigan or connect with experienced Michigan builders who work within these regulations. If you want a turnkey solution, consider joining a tiny house community in Michigan where all the zoning and permits are already handled.

Before you buy land or start construction, use our zoning finder tool to check specific county requirements, and get a budget estimate with our free tiny house cost calculator. If you're planning to go off-grid, check out our comprehensive off-grid living guide to understand utility and septic requirements.

Michigan County-by-County Tiny House Zoning Guide

Select a county to view specific zoning regulations, minimum square footage requirements, and official resources.

Detailed Michigan County Tiny House Regulations

Many tiny house buyers in Michigan work with professional builders who already understand these local rules. These companies can handle the permit process and make sure your home meets all the safety codes. Browse our list of top-rated Michigan builders to find someone who can help.

Not sure if building or buying is right for you? Read our complete tiny house buyer's guide to understand all your options, or explore available tiny houses for sale in Michigan that may already meet local zoning requirements.

MichiganGray

Alcona County

Alcona County, Michigan

Alcona County starts tiny‑home conversations with jurisdiction: are you inside a city/township UDO

or only under county review? Expect attention to shoreline protections, snow load, and seasonal

access on unpaved roads. For permanent installations, submittals should read like an ADU: site plan,

utilities, setbacks, elevations, and life‑safety. Movable units (THOWs) default to trailer/RV

status; long‑term dwelling classification hinges on municipal ordinances. Start with parcel zoning,

then confirm setbacks, driveway permits, floodplain, and utility connections before design

finalization.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Alger County

Alger County, Michigan

In Alger County, the key is who regulates your parcel—municipal zoning versus county development

standards. UP parcels often require private well/septic planning and careful winter access for

emergency services. Foundation tiny homes are typically reviewed like ADUs or small dwellings **if**

the local ordinance allows them in the district. Movable units (THOWs) default to trailer/RV status;

long‑term dwelling classification hinges on municipal ordinances. Start with parcel zoning, then

confirm setbacks, driveway permits, floodplain, and utility connections before design finalization.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Allegan County

Allegan County, Michigan

Allegan County starts tiny‑home conversations with jurisdiction: are you inside a city/township UDO

or only under county review? Along the Lake Michigan shoreline, high‑wind exposure, dune/coastal

overlays, and flood elevations are common review items. Foundation tiny homes are typically reviewed

like ADUs or small dwellings **if** the local ordinance allows them in the district. Tiny houses on

wheels (THOWs) are generally treated as trailers under the Vehicle Code; residential use requires

local allowance or park placement. Next steps: jurisdiction lookup → ADU eligibility check → plan

set → inspections under the current state code cycle.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Alpena County

Alpena County, Michigan

Alpena County doesn’t maintain a standalone “tiny house” code; approvals run through ordinary

planning and building channels. Expect attention to shoreline protections, snow load, and seasonal

access on unpaved roads. Foundation tiny homes are typically reviewed like ADUs or small dwellings

**if** the local ordinance allows them in the district. Tiny houses on wheels (THOWs) are generally

treated as trailers under the Vehicle Code; residential use requires local allowance or park

placement. Practical path: verify the zoning authority, read the ordinance, then coordinate with

Inspections on utilities and access.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Antrim County

Antrim County, Michigan

Antrim County starts tiny‑home conversations with jurisdiction: are you inside a city/township UDO

or only under county review? In Northern Lower Michigan, lake‑effect snow, private roads, and

on‑site sewage systems are routine considerations. If your plan is a foundation build, align it with

the Michigan Residential Code and any municipal ADU provisions. Without explicit local policy, a

THOW is not a dwelling by code and is typically limited to RV/mobile home contexts. Next steps:

jurisdiction lookup → ADU eligibility check → plan set → inspections under the current state code

cycle.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Arenac County

Arenac County, Michigan

Arenac County doesn’t maintain a standalone “tiny house” code; approvals run through ordinary

planning and building channels. Expect attention to shoreline protections, snow load, and seasonal

access on unpaved roads. Foundation tiny homes are typically reviewed like ADUs or small dwellings

**if** the local ordinance allows them in the district. Movable units (THOWs) default to trailer/RV

status; long‑term dwelling classification hinges on municipal ordinances. Start with parcel zoning,

then confirm setbacks, driveway permits, floodplain, and utility connections before design

finalization.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Baraga County

Baraga County, Michigan

In Baraga County, the key is who regulates your parcel—municipal zoning versus county development

standards. In the Upper Peninsula, snow loads, frost depth, and rural utilities drive design and

siting decisions. For permanent installations, submittals should read like an ADU: site plan,

utilities, setbacks, elevations, and life‑safety. Movable units (THOWs) default to trailer/RV

status; long‑term dwelling classification hinges on municipal ordinances. Practical path: verify the

zoning authority, read the ordinance, then coordinate with Inspections on utilities and access.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Barry County

Barry County, Michigan

Barry County starts tiny‑home conversations with jurisdiction: are you inside a city/township UDO or

only under county review? County review typically focuses on access, drainage, and life‑safety while

cities/townships control zoning. For permanent installations, submittals should read like an ADU:

site plan, utilities, setbacks, elevations, and life‑safety. Tiny houses on wheels (THOWs) are

generally treated as trailers under the Vehicle Code; residential use requires local allowance or

park placement. Practical path: verify the zoning authority, read the ordinance, then coordinate

with Inspections on utilities and access.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Bay County

Bay County, Michigan

Bay County starts tiny‑home conversations with jurisdiction: are you inside a city/township UDO or

only under county review? Expect routine checks on drainage, driveway permits, and consistency with

comprehensive plans. Foundation tiny homes are typically reviewed like ADUs or small dwellings

**if** the local ordinance allows them in the district. Without explicit local policy, a THOW is not

a dwelling by code and is typically limited to RV/mobile home contexts. Start with parcel zoning,

then confirm setbacks, driveway permits, floodplain, and utility connections before design

finalization.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Benzie County

Benzie County, Michigan

In Benzie County, the key is who regulates your parcel—municipal zoning versus county development

standards. Lakeshore communities emphasize erosion control, shoreline setbacks, and

tie‑down/anchoring for storms. If your plan is a foundation build, align it with the Michigan

Residential Code and any municipal ADU provisions. Tiny houses on wheels (THOWs) are generally

treated as trailers under the Vehicle Code; residential use requires local allowance or park

placement. Practical path: verify the zoning authority, read the ordinance, then coordinate with

Inspections on utilities and access.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Berrien County

Berrien County, Michigan

Berrien County doesn’t maintain a standalone “tiny house” code; approvals run through ordinary

planning and building channels. Along the Lake Michigan shoreline, high‑wind exposure, dune/coastal

overlays, and flood elevations are common review items. If your plan is a foundation build, align it

with the Michigan Residential Code and any municipal ADU provisions. Tiny houses on wheels (THOWs)

are generally treated as trailers under the Vehicle Code; residential use requires local allowance

or park placement. Practical path: verify the zoning authority, read the ordinance, then coordinate

with Inspections on utilities and access.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Branch County

Branch County, Michigan

Branch County starts tiny‑home conversations with jurisdiction: are you inside a city/township UDO

or only under county review? County review typically focuses on access, drainage, and life‑safety

while cities/townships control zoning. Foundation tiny homes are typically reviewed like ADUs or

small dwellings **if** the local ordinance allows them in the district. Without explicit local

policy, a THOW is not a dwelling by code and is typically limited to RV/mobile home contexts. Start

with parcel zoning, then confirm setbacks, driveway permits, floodplain, and utility connections

before design finalization.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Calhoun County

Calhoun County, Michigan

Calhoun County doesn’t maintain a standalone “tiny house” code; approvals run through ordinary

planning and building channels. County review typically focuses on access, drainage, and life‑safety

while cities/townships control zoning. For permanent installations, submittals should read like an

ADU: site plan, utilities, setbacks, elevations, and life‑safety. Tiny houses on wheels (THOWs) are

generally treated as trailers under the Vehicle Code; residential use requires local allowance or

park placement. Practical path: verify the zoning authority, read the ordinance, then coordinate

with Inspections on utilities and access.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Cass County

Cass County, Michigan

Cass County doesn’t maintain a standalone “tiny house” code; approvals run through ordinary planning

and building channels. County review typically focuses on access, drainage, and life‑safety while

cities/townships control zoning. If your plan is a foundation build, align it with the Michigan

Residential Code and any municipal ADU provisions. Without explicit local policy, a THOW is not a

dwelling by code and is typically limited to RV/mobile home contexts. Next steps: jurisdiction

lookup → ADU eligibility check → plan set → inspections under the current state code cycle.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Charlevoix County

Charlevoix County, Michigan

Charlevoix County starts tiny‑home conversations with jurisdiction: are you inside a city/township

UDO or only under county review? Expect attention to shoreline protections, snow load, and seasonal

access on unpaved roads. Foundation tiny homes are typically reviewed like ADUs or small dwellings

**if** the local ordinance allows them in the district. Without explicit local policy, a THOW is not

a dwelling by code and is typically limited to RV/mobile home contexts. Next steps: jurisdiction

lookup → ADU eligibility check → plan set → inspections under the current state code cycle.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Cheboygan County

Cheboygan County, Michigan

In Cheboygan County, the key is who regulates your parcel—municipal zoning versus county development

standards. Expect attention to shoreline protections, snow load, and seasonal access on unpaved

roads. If your plan is a foundation build, align it with the Michigan Residential Code and any

municipal ADU provisions. Without explicit local policy, a THOW is not a dwelling by code and is

typically limited to RV/mobile home contexts. Next steps: jurisdiction lookup → ADU eligibility

check → plan set → inspections under the current state code cycle.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Chippewa County

Chippewa County, Michigan

In Chippewa County, the key is who regulates your parcel—municipal zoning versus county development

standards. UP parcels often require private well/septic planning and careful winter access for

emergency services. If your plan is a foundation build, align it with the Michigan Residential Code

and any municipal ADU provisions. Movable units (THOWs) default to trailer/RV status; long‑term

dwelling classification hinges on municipal ordinances. Practical path: verify the zoning authority,

read the ordinance, then coordinate with Inspections on utilities and access.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Clare County

Clare County, Michigan

Clare County starts tiny‑home conversations with jurisdiction: are you inside a city/township UDO or

only under county review? County review typically focuses on access, drainage, and life‑safety while

cities/townships control zoning. Foundation tiny homes are typically reviewed like ADUs or small

dwellings **if** the local ordinance allows them in the district. Without explicit local policy, a

THOW is not a dwelling by code and is typically limited to RV/mobile home contexts. Start with

parcel zoning, then confirm setbacks, driveway permits, floodplain, and utility connections before

design finalization.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Clinton County

Clinton County, Michigan

In Clinton County, the key is who regulates your parcel—municipal zoning versus county development

standards. Central Michigan jurisdictions focus on stormwater, access permits, and utility capacity

alongside small‑dwelling standards. If your plan is a foundation build, align it with the Michigan

Residential Code and any municipal ADU provisions. Tiny houses on wheels (THOWs) are generally

treated as trailers under the Vehicle Code; residential use requires local allowance or park

placement. Start with parcel zoning, then confirm setbacks, driveway permits, floodplain, and

utility connections before design finalization.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Crawford County

Crawford County, Michigan

Crawford County doesn’t maintain a standalone “tiny house” code; approvals run through ordinary

planning and building channels. In Northern Lower Michigan, lake‑effect snow, private roads, and

on‑site sewage systems are routine considerations. For permanent installations, submittals should

read like an ADU: site plan, utilities, setbacks, elevations, and life‑safety. Without explicit

local policy, a THOW is not a dwelling by code and is typically limited to RV/mobile home contexts.

Next steps: jurisdiction lookup → ADU eligibility check → plan set → inspections under the current

state code cycle.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Delta County

Delta County, Michigan

Delta County doesn’t maintain a standalone “tiny house” code; approvals run through ordinary

planning and building channels. In the Upper Peninsula, snow loads, frost depth, and rural utilities

drive design and siting decisions. Foundation tiny homes are typically reviewed like ADUs or small

dwellings **if** the local ordinance allows them in the district. Without explicit local policy, a

THOW is not a dwelling by code and is typically limited to RV/mobile home contexts. Practical path:

verify the zoning authority, read the ordinance, then coordinate with Inspections on utilities and

access.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Dickinson County

Dickinson County, Michigan

Dickinson County doesn’t maintain a standalone “tiny house” code; approvals run through ordinary

planning and building channels. UP parcels often require private well/septic planning and careful

winter access for emergency services. If your plan is a foundation build, align it with the Michigan

Residential Code and any municipal ADU provisions. Movable units (THOWs) default to trailer/RV

status; long‑term dwelling classification hinges on municipal ordinances. Start with parcel zoning,

then confirm setbacks, driveway permits, floodplain, and utility connections before design

finalization.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Eaton County

Eaton County, Michigan

In Eaton County, the key is who regulates your parcel—municipal zoning versus county development

standards. Central Michigan jurisdictions focus on stormwater, access permits, and utility capacity

alongside small‑dwelling standards. Foundation tiny homes are typically reviewed like ADUs or small

dwellings **if** the local ordinance allows them in the district. Tiny houses on wheels (THOWs) are

generally treated as trailers under the Vehicle Code; residential use requires local allowance or

park placement. Practical path: verify the zoning authority, read the ordinance, then coordinate

with Inspections on utilities and access.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Emmet County

Emmet County, Michigan

Emmet County starts tiny‑home conversations with jurisdiction: are you inside a city/township UDO or

only under county review? County review typically focuses on access, drainage, and life‑safety while

cities/townships control zoning. If your plan is a foundation build, align it with the Michigan

Residential Code and any municipal ADU provisions. Movable units (THOWs) default to trailer/RV

status; long‑term dwelling classification hinges on municipal ordinances. Practical path: verify the

zoning authority, read the ordinance, then coordinate with Inspections on utilities and access.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray (municipal ADU path likely; county standards in unincorporated areas)

Genesee County

Genesee County, Michigan

Genesee County doesn’t maintain a standalone “tiny house” code; approvals run through ordinary

planning and building channels. Central Michigan jurisdictions focus on stormwater, access permits,

and utility capacity alongside small‑dwelling standards. For permanent installations, submittals

should read like an ADU: site plan, utilities, setbacks, elevations, and life‑safety. Without

explicit local policy, a THOW is not a dwelling by code and is typically limited to RV/mobile home

contexts. Start with parcel zoning, then confirm setbacks, driveway permits, floodplain, and utility

connections before design finalization.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Gladwin County

Gladwin County, Michigan

Gladwin County starts tiny‑home conversations with jurisdiction: are you inside a city/township UDO

or only under county review? County review typically focuses on access, drainage, and life‑safety

while cities/townships control zoning. If your plan is a foundation build, align it with the

Michigan Residential Code and any municipal ADU provisions. Tiny houses on wheels (THOWs) are

generally treated as trailers under the Vehicle Code; residential use requires local allowance or

park placement. Start with parcel zoning, then confirm setbacks, driveway permits, floodplain, and

utility connections before design finalization.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Gogebic County

Gogebic County, Michigan

Gogebic County doesn’t maintain a standalone “tiny house” code; approvals run through ordinary

planning and building channels. In the Upper Peninsula, snow loads, frost depth, and rural utilities

drive design and siting decisions. If your plan is a foundation build, align it with the Michigan

Residential Code and any municipal ADU provisions. Movable units (THOWs) default to trailer/RV

status; long‑term dwelling classification hinges on municipal ordinances. Start with parcel zoning,

then confirm setbacks, driveway permits, floodplain, and utility connections before design

finalization.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Grand Traverse County

Grand Traverse County, Michigan

In Grand Traverse County, the key is who regulates your parcel—municipal zoning versus county

development standards. Along the Lake Michigan shoreline, high‑wind exposure, dune/coastal overlays,

and flood elevations are common review items. Foundation tiny homes are typically reviewed like ADUs

or small dwellings **if** the local ordinance allows them in the district. Tiny houses on wheels

(THOWs) are generally treated as trailers under the Vehicle Code; residential use requires local

allowance or park placement. Start with parcel zoning, then confirm setbacks, driveway permits,

floodplain, and utility connections before design finalization.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Gratiot County

Gratiot County, Michigan

Gratiot County starts tiny‑home conversations with jurisdiction: are you inside a city/township UDO

or only under county review? Expect routine checks on drainage, driveway permits, and consistency

with comprehensive plans. If your plan is a foundation build, align it with the Michigan Residential

Code and any municipal ADU provisions. Without explicit local policy, a THOW is not a dwelling by

code and is typically limited to RV/mobile home contexts. Next steps: jurisdiction lookup → ADU

eligibility check → plan set → inspections under the current state code cycle.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Hillsdale County

Hillsdale County, Michigan

Hillsdale County starts tiny‑home conversations with jurisdiction: are you inside a city/township

UDO or only under county review? County review typically focuses on access, drainage, and

life‑safety while cities/townships control zoning. If your plan is a foundation build, align it with

the Michigan Residential Code and any municipal ADU provisions. Tiny houses on wheels (THOWs) are

generally treated as trailers under the Vehicle Code; residential use requires local allowance or

park placement. Next steps: jurisdiction lookup → ADU eligibility check → plan set → inspections

under the current state code cycle.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Houghton County

Houghton County, Michigan

Houghton County doesn’t maintain a standalone “tiny house” code; approvals run through ordinary

planning and building channels. UP parcels often require private well/septic planning and careful

winter access for emergency services. Foundation tiny homes are typically reviewed like ADUs or

small dwellings **if** the local ordinance allows them in the district. Movable units (THOWs)

default to trailer/RV status; long‑term dwelling classification hinges on municipal ordinances.

Practical path: verify the zoning authority, read the ordinance, then coordinate with Inspections on

utilities and access.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Huron County

Huron County, Michigan

Huron County starts tiny‑home conversations with jurisdiction: are you inside a city/township UDO or

only under county review? Flat, farm‑adjacent landscapes bring right‑to‑farm considerations and

straightforward driveway/access checks. Foundation tiny homes are typically reviewed like ADUs or

small dwellings **if** the local ordinance allows them in the district. Movable units (THOWs)

default to trailer/RV status; long‑term dwelling classification hinges on municipal ordinances.

Start with parcel zoning, then confirm setbacks, driveway permits, floodplain, and utility

connections before design finalization.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray (municipal ADU path likely; county standards in unincorporated areas)

Ingham County

Ingham County, Michigan

Ingham County starts tiny‑home conversations with jurisdiction: are you inside a city/township UDO

or only under county review? Central Michigan jurisdictions focus on stormwater, access permits, and

utility capacity alongside small‑dwelling standards. For permanent installations, submittals should

read like an ADU: site plan, utilities, setbacks, elevations, and life‑safety. Without explicit

local policy, a THOW is not a dwelling by code and is typically limited to RV/mobile home contexts.

Next steps: jurisdiction lookup → ADU eligibility check → plan set → inspections under the current

state code cycle.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Ionia County

Ionia County, Michigan

Ionia County starts tiny‑home conversations with jurisdiction: are you inside a city/township UDO or

only under county review? Expect routine checks on drainage, driveway permits, and consistency with

comprehensive plans. Foundation tiny homes are typically reviewed like ADUs or small dwellings

**if** the local ordinance allows them in the district. Without explicit local policy, a THOW is not

a dwelling by code and is typically limited to RV/mobile home contexts. Start with parcel zoning,

then confirm setbacks, driveway permits, floodplain, and utility connections before design

finalization.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Iosco County

Iosco County, Michigan

Iosco County doesn’t maintain a standalone “tiny house” code; approvals run through ordinary

planning and building channels. Expect attention to shoreline protections, snow load, and seasonal

access on unpaved roads. Foundation tiny homes are typically reviewed like ADUs or small dwellings

**if** the local ordinance allows them in the district. Tiny houses on wheels (THOWs) are generally

treated as trailers under the Vehicle Code; residential use requires local allowance or park

placement. Next steps: jurisdiction lookup → ADU eligibility check → plan set → inspections under

the current state code cycle.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Iron County

Iron County, Michigan

Iron County starts tiny‑home conversations with jurisdiction: are you inside a city/township UDO or

only under county review? UP parcels often require private well/septic planning and careful winter

access for emergency services. For permanent installations, submittals should read like an ADU: site

plan, utilities, setbacks, elevations, and life‑safety. Movable units (THOWs) default to trailer/RV

status; long‑term dwelling classification hinges on municipal ordinances. Next steps: jurisdiction

lookup → ADU eligibility check → plan set → inspections under the current state code cycle.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Isabella County

Isabella County, Michigan

Isabella County doesn’t maintain a standalone “tiny house” code; approvals run through ordinary

planning and building channels. County review typically focuses on access, drainage, and life‑safety

while cities/townships control zoning. If your plan is a foundation build, align it with the

Michigan Residential Code and any municipal ADU provisions. Movable units (THOWs) default to

trailer/RV status; long‑term dwelling classification hinges on municipal ordinances. Practical path:

verify the zoning authority, read the ordinance, then coordinate with Inspections on utilities and

access.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Jackson County

Jackson County, Michigan

Jackson County doesn’t maintain a standalone “tiny house” code; approvals run through ordinary

planning and building channels. County review typically focuses on access, drainage, and life‑safety

while cities/townships control zoning. For permanent installations, submittals should read like an

ADU: site plan, utilities, setbacks, elevations, and life‑safety. Movable units (THOWs) default to

trailer/RV status; long‑term dwelling classification hinges on municipal ordinances. Practical path:

verify the zoning authority, read the ordinance, then coordinate with Inspections on utilities and

access.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray (municipal ADU path likely; county standards in unincorporated areas)

Kalamazoo County

Kalamazoo County, Michigan

Kalamazoo County doesn’t maintain a standalone “tiny house” code; approvals run through ordinary

planning and building channels. County review typically focuses on access, drainage, and life‑safety

while cities/townships control zoning. Foundation tiny homes are typically reviewed like ADUs or

small dwellings **if** the local ordinance allows them in the district. Movable units (THOWs)

default to trailer/RV status; long‑term dwelling classification hinges on municipal ordinances.

Start with parcel zoning, then confirm setbacks, driveway permits, floodplain, and utility

connections before design finalization.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Kalkaska County

Kalkaska County, Michigan

Kalkaska County starts tiny‑home conversations with jurisdiction: are you inside a city/township UDO

or only under county review? In Northern Lower Michigan, lake‑effect snow, private roads, and

on‑site sewage systems are routine considerations. If your plan is a foundation build, align it with

the Michigan Residential Code and any municipal ADU provisions. Without explicit local policy, a

THOW is not a dwelling by code and is typically limited to RV/mobile home contexts. Next steps:

jurisdiction lookup → ADU eligibility check → plan set → inspections under the current state code

cycle.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray (municipal ADU path likely; county standards in unincorporated areas)

Kent County

Kent County, Michigan

Kent County doesn’t maintain a standalone “tiny house” code; approvals run through ordinary planning

and building channels. County review typically focuses on access, drainage, and life‑safety while

cities/townships control zoning. Foundation tiny homes are typically reviewed like ADUs or small

dwellings **if** the local ordinance allows them in the district. Without explicit local policy, a

THOW is not a dwelling by code and is typically limited to RV/mobile home contexts. Next steps:

jurisdiction lookup → ADU eligibility check → plan set → inspections under the current state code

cycle.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Keweenaw County

Keweenaw County, Michigan

In Keweenaw County, the key is who regulates your parcel—municipal zoning versus county development

standards. UP parcels often require private well/septic planning and careful winter access for

emergency services. Foundation tiny homes are typically reviewed like ADUs or small dwellings **if**

the local ordinance allows them in the district. Tiny houses on wheels (THOWs) are generally treated

as trailers under the Vehicle Code; residential use requires local allowance or park placement.

Practical path: verify the zoning authority, read the ordinance, then coordinate with Inspections on

utilities and access.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Lake County

Lake County, Michigan

Lake County starts tiny‑home conversations with jurisdiction: are you inside a city/township UDO or

only under county review? Expect attention to shoreline protections, snow load, and seasonal access

on unpaved roads. Foundation tiny homes are typically reviewed like ADUs or small dwellings **if**

the local ordinance allows them in the district. Tiny houses on wheels (THOWs) are generally treated

as trailers under the Vehicle Code; residential use requires local allowance or park placement.

Practical path: verify the zoning authority, read the ordinance, then coordinate with Inspections on

utilities and access.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Lapeer County

Lapeer County, Michigan

Lapeer County doesn’t maintain a standalone “tiny house” code; approvals run through ordinary

planning and building channels. County review typically focuses on access, drainage, and life‑safety

while cities/townships control zoning. If your plan is a foundation build, align it with the

Michigan Residential Code and any municipal ADU provisions. Tiny houses on wheels (THOWs) are

generally treated as trailers under the Vehicle Code; residential use requires local allowance or

park placement. Practical path: verify the zoning authority, read the ordinance, then coordinate

with Inspections on utilities and access.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Leelanau County

Leelanau County, Michigan

Leelanau County starts tiny‑home conversations with jurisdiction: are you inside a city/township UDO

or only under county review? Lakeshore communities emphasize erosion control, shoreline setbacks,

and tie‑down/anchoring for storms. Foundation tiny homes are typically reviewed like ADUs or small

dwellings **if** the local ordinance allows them in the district. Movable units (THOWs) default to

trailer/RV status; long‑term dwelling classification hinges on municipal ordinances. Start with

parcel zoning, then confirm setbacks, driveway permits, floodplain, and utility connections before

design finalization.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Lenawee County

Lenawee County, Michigan

In Lenawee County, the key is who regulates your parcel—municipal zoning versus county development

standards. County review typically focuses on access, drainage, and life‑safety while

cities/townships control zoning. If your plan is a foundation build, align it with the Michigan

Residential Code and any municipal ADU provisions. Movable units (THOWs) default to trailer/RV

status; long‑term dwelling classification hinges on municipal ordinances. Practical path: verify the

zoning authority, read the ordinance, then coordinate with Inspections on utilities and access.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray (municipal ADU path likely; county standards in unincorporated areas)

Livingston County

Livingston County, Michigan

Livingston County doesn’t maintain a standalone “tiny house” code; approvals run through ordinary

planning and building channels. County review typically focuses on access, drainage, and life‑safety

while cities/townships control zoning. Foundation tiny homes are typically reviewed like ADUs or

small dwellings **if** the local ordinance allows them in the district. Tiny houses on wheels

(THOWs) are generally treated as trailers under the Vehicle Code; residential use requires local

allowance or park placement. Practical path: verify the zoning authority, read the ordinance, then

coordinate with Inspections on utilities and access.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Luce County

Luce County, Michigan

In Luce County, the key is who regulates your parcel—municipal zoning versus county development

standards. In the Upper Peninsula, snow loads, frost depth, and rural utilities drive design and

siting decisions. For permanent installations, submittals should read like an ADU: site plan,

utilities, setbacks, elevations, and life‑safety. Without explicit local policy, a THOW is not a

dwelling by code and is typically limited to RV/mobile home contexts. Start with parcel zoning, then

confirm setbacks, driveway permits, floodplain, and utility connections before design finalization.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Mackinac County

Mackinac County, Michigan

Mackinac County starts tiny‑home conversations with jurisdiction: are you inside a city/township UDO

or only under county review? In the Upper Peninsula, snow loads, frost depth, and rural utilities

drive design and siting decisions. Foundation tiny homes are typically reviewed like ADUs or small

dwellings **if** the local ordinance allows them in the district. Movable units (THOWs) default to

trailer/RV status; long‑term dwelling classification hinges on municipal ordinances. Next steps:

jurisdiction lookup → ADU eligibility check → plan set → inspections under the current state code

cycle.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray (municipal ADU path likely; county standards in unincorporated areas)

Macomb County

Macomb County, Michigan

Macomb County starts tiny‑home conversations with jurisdiction: are you inside a city/township UDO

or only under county review? Metro parcels benefit from public utilities; the big variables are

local ADU rules, setbacks, and parking minimums. For permanent installations, submittals should read

like an ADU: site plan, utilities, setbacks, elevations, and life‑safety. Tiny houses on wheels

(THOWs) are generally treated as trailers under the Vehicle Code; residential use requires local

allowance or park placement. Start with parcel zoning, then confirm setbacks, driveway permits,

floodplain, and utility connections before design finalization.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Manistee County

Manistee County, Michigan

Manistee County starts tiny‑home conversations with jurisdiction: are you inside a city/township UDO

or only under county review? Lakeshore communities emphasize erosion control, shoreline setbacks,

and tie‑down/anchoring for storms. For permanent installations, submittals should read like an ADU:

site plan, utilities, setbacks, elevations, and life‑safety. Without explicit local policy, a THOW

is not a dwelling by code and is typically limited to RV/mobile home contexts. Next steps:

jurisdiction lookup → ADU eligibility check → plan set → inspections under the current state code

cycle.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Marquette County

Marquette County, Michigan

Marquette County doesn’t maintain a standalone “tiny house” code; approvals run through ordinary

planning and building channels. In the Upper Peninsula, snow loads, frost depth, and rural utilities

drive design and siting decisions. Foundation tiny homes are typically reviewed like ADUs or small

dwellings **if** the local ordinance allows them in the district. Movable units (THOWs) default to

trailer/RV status; long‑term dwelling classification hinges on municipal ordinances. Practical path:

verify the zoning authority, read the ordinance, then coordinate with Inspections on utilities and

access.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Mason County

Mason County, Michigan

In Mason County, the key is who regulates your parcel—municipal zoning versus county development

standards. Lakeshore communities emphasize erosion control, shoreline setbacks, and

tie‑down/anchoring for storms. For permanent installations, submittals should read like an ADU: site

plan, utilities, setbacks, elevations, and life‑safety. Without explicit local policy, a THOW is not

a dwelling by code and is typically limited to RV/mobile home contexts. Next steps: jurisdiction

lookup → ADU eligibility check → plan set → inspections under the current state code cycle.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Mecosta County

Mecosta County, Michigan

Mecosta County doesn’t maintain a standalone “tiny house” code; approvals run through ordinary

planning and building channels. County review typically focuses on access, drainage, and life‑safety

while cities/townships control zoning. Foundation tiny homes are typically reviewed like ADUs or

small dwellings **if** the local ordinance allows them in the district. Without explicit local

policy, a THOW is not a dwelling by code and is typically limited to RV/mobile home contexts. Start

with parcel zoning, then confirm setbacks, driveway permits, floodplain, and utility connections

before design finalization.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Menominee County

Menominee County, Michigan

Menominee County starts tiny‑home conversations with jurisdiction: are you inside a city/township

UDO or only under county review? UP parcels often require private well/septic planning and careful

winter access for emergency services. For permanent installations, submittals should read like an

ADU: site plan, utilities, setbacks, elevations, and life‑safety. Movable units (THOWs) default to

trailer/RV status; long‑term dwelling classification hinges on municipal ordinances. Next steps:

jurisdiction lookup → ADU eligibility check → plan set → inspections under the current state code

cycle.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Midland County

Midland County, Michigan

Midland County doesn’t maintain a standalone “tiny house” code; approvals run through ordinary

planning and building channels. Central Michigan jurisdictions focus on stormwater, access permits,

and utility capacity alongside small‑dwelling standards. Foundation tiny homes are typically

reviewed like ADUs or small dwellings **if** the local ordinance allows them in the district.

Without explicit local policy, a THOW is not a dwelling by code and is typically limited to

RV/mobile home contexts. Next steps: jurisdiction lookup → ADU eligibility check → plan set →

inspections under the current state code cycle.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Missaukee County

Missaukee County, Michigan

Missaukee County starts tiny‑home conversations with jurisdiction: are you inside a city/township

UDO or only under county review? Expect attention to shoreline protections, snow load, and seasonal

access on unpaved roads. Foundation tiny homes are typically reviewed like ADUs or small dwellings

**if** the local ordinance allows them in the district. Movable units (THOWs) default to trailer/RV

status; long‑term dwelling classification hinges on municipal ordinances. Start with parcel zoning,

then confirm setbacks, driveway permits, floodplain, and utility connections before design

finalization.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray (municipal ADU path likely; county standards in unincorporated areas)

Monroe County

Monroe County, Michigan

In Monroe County, the key is who regulates your parcel—municipal zoning versus county development

standards. County review typically focuses on access, drainage, and life‑safety while

cities/townships control zoning. Foundation tiny homes are typically reviewed like ADUs or small

dwellings **if** the local ordinance allows them in the district. Tiny houses on wheels (THOWs) are

generally treated as trailers under the Vehicle Code; residential use requires local allowance or

park placement. Start with parcel zoning, then confirm setbacks, driveway permits, floodplain, and

utility connections before design finalization.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Montcalm County

Montcalm County, Michigan

Montcalm County starts tiny‑home conversations with jurisdiction: are you inside a city/township UDO

or only under county review? Expect routine checks on drainage, driveway permits, and consistency

with comprehensive plans. For permanent installations, submittals should read like an ADU: site

plan, utilities, setbacks, elevations, and life‑safety. Without explicit local policy, a THOW is not

a dwelling by code and is typically limited to RV/mobile home contexts. Practical path: verify the

zoning authority, read the ordinance, then coordinate with Inspections on utilities and access.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Montmorency County

Montmorency County, Michigan

Montmorency County doesn’t maintain a standalone “tiny house” code; approvals run through ordinary

planning and building channels. County review typically focuses on access, drainage, and life‑safety

while cities/townships control zoning. For permanent installations, submittals should read like an

ADU: site plan, utilities, setbacks, elevations, and life‑safety. Without explicit local policy, a

THOW is not a dwelling by code and is typically limited to RV/mobile home contexts. Next steps:

jurisdiction lookup → ADU eligibility check → plan set → inspections under the current state code

cycle.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray (municipal ADU path likely; county standards in unincorporated areas)

Muskegon County

Muskegon County, Michigan

In Muskegon County, the key is who regulates your parcel—municipal zoning versus county development

standards. Lakeshore communities emphasize erosion control, shoreline setbacks, and

tie‑down/anchoring for storms. If your plan is a foundation build, align it with the Michigan

Residential Code and any municipal ADU provisions. Tiny houses on wheels (THOWs) are generally

treated as trailers under the Vehicle Code; residential use requires local allowance or park

placement. Practical path: verify the zoning authority, read the ordinance, then coordinate with

Inspections on utilities and access.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Newaygo County

Newaygo County, Michigan

Newaygo County starts tiny‑home conversations with jurisdiction: are you inside a city/township UDO

or only under county review? County review typically focuses on access, drainage, and life‑safety

while cities/townships control zoning. Foundation tiny homes are typically reviewed like ADUs or

small dwellings **if** the local ordinance allows them in the district. Without explicit local

policy, a THOW is not a dwelling by code and is typically limited to RV/mobile home contexts. Next

steps: jurisdiction lookup → ADU eligibility check → plan set → inspections under the current state

code cycle.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray (municipal ADU path likely; county standards in unincorporated areas)

Oakland County

Oakland County, Michigan

Oakland County starts tiny‑home conversations with jurisdiction: are you inside a city/township UDO

or only under county review? Around the Detroit metro, most land‑use questions are municipal: city

zoning and ADU allowances vary block by block. If your plan is a foundation build, align it with the

Michigan Residential Code and any municipal ADU provisions. Without explicit local policy, a THOW is

not a dwelling by code and is typically limited to RV/mobile home contexts. Start with parcel

zoning, then confirm setbacks, driveway permits, floodplain, and utility connections before design

finalization.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Oceana County

Oceana County, Michigan

In Oceana County, the key is who regulates your parcel—municipal zoning versus county development

standards. Lakeshore communities emphasize erosion control, shoreline setbacks, and

tie‑down/anchoring for storms. If your plan is a foundation build, align it with the Michigan

Residential Code and any municipal ADU provisions. Tiny houses on wheels (THOWs) are generally

treated as trailers under the Vehicle Code; residential use requires local allowance or park

placement. Next steps: jurisdiction lookup → ADU eligibility check → plan set → inspections under

the current state code cycle.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Ogemaw County

Ogemaw County, Michigan

In Ogemaw County, the key is who regulates your parcel—municipal zoning versus county development

standards. Expect attention to shoreline protections, snow load, and seasonal access on unpaved

roads. If your plan is a foundation build, align it with the Michigan Residential Code and any

municipal ADU provisions. Tiny houses on wheels (THOWs) are generally treated as trailers under the

Vehicle Code; residential use requires local allowance or park placement. Start with parcel zoning,

then confirm setbacks, driveway permits, floodplain, and utility connections before design

finalization.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Ontonagon County

Ontonagon County, Michigan

Ontonagon County doesn’t maintain a standalone “tiny house” code; approvals run through ordinary

planning and building channels. In the Upper Peninsula, snow loads, frost depth, and rural utilities

drive design and siting decisions. Foundation tiny homes are typically reviewed like ADUs or small

dwellings **if** the local ordinance allows them in the district. Movable units (THOWs) default to

trailer/RV status; long‑term dwelling classification hinges on municipal ordinances. Practical path:

verify the zoning authority, read the ordinance, then coordinate with Inspections on utilities and

access.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Osceola County

Osceola County, Michigan

In Osceola County, the key is who regulates your parcel—municipal zoning versus county development

standards. Expect attention to shoreline protections, snow load, and seasonal access on unpaved

roads. For permanent installations, submittals should read like an ADU: site plan, utilities,

setbacks, elevations, and life‑safety. Without explicit local policy, a THOW is not a dwelling by

code and is typically limited to RV/mobile home contexts. Practical path: verify the zoning

authority, read the ordinance, then coordinate with Inspections on utilities and access.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Oscoda County

Oscoda County, Michigan

In Oscoda County, the key is who regulates your parcel—municipal zoning versus county development

standards. Expect attention to shoreline protections, snow load, and seasonal access on unpaved

roads. Foundation tiny homes are typically reviewed like ADUs or small dwellings **if** the local

ordinance allows them in the district. Movable units (THOWs) default to trailer/RV status; long‑term

dwelling classification hinges on municipal ordinances. Next steps: jurisdiction lookup → ADU

eligibility check → plan set → inspections under the current state code cycle.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Otsego County

Otsego County, Michigan

In Otsego County, the key is who regulates your parcel—municipal zoning versus county development

standards. Expect attention to shoreline protections, snow load, and seasonal access on unpaved

roads. For permanent installations, submittals should read like an ADU: site plan, utilities,

setbacks, elevations, and life‑safety. Movable units (THOWs) default to trailer/RV status; long‑term

dwelling classification hinges on municipal ordinances. Start with parcel zoning, then confirm

setbacks, driveway permits, floodplain, and utility connections before design finalization.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray (municipal ADU path likely; county standards in unincorporated areas)

Ottawa County

Ottawa County, Michigan

Ottawa County doesn’t maintain a standalone “tiny house” code; approvals run through ordinary

planning and building channels. Along the Lake Michigan shoreline, high‑wind exposure, dune/coastal

overlays, and flood elevations are common review items. Foundation tiny homes are typically reviewed

like ADUs or small dwellings **if** the local ordinance allows them in the district. Movable units

(THOWs) default to trailer/RV status; long‑term dwelling classification hinges on municipal

ordinances. Practical path: verify the zoning authority, read the ordinance, then coordinate with

Inspections on utilities and access.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Presque Isle County

Presque Isle County, Michigan

In Presque Isle County, the key is who regulates your parcel—municipal zoning versus county

development standards. Expect attention to shoreline protections, snow load, and seasonal access on

unpaved roads. For permanent installations, submittals should read like an ADU: site plan,

utilities, setbacks, elevations, and life‑safety. Tiny houses on wheels (THOWs) are generally

treated as trailers under the Vehicle Code; residential use requires local allowance or park

placement. Practical path: verify the zoning authority, read the ordinance, then coordinate with

Inspections on utilities and access.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Roscommon County

Roscommon County, Michigan

Roscommon County doesn’t maintain a standalone “tiny house” code; approvals run through ordinary

planning and building channels. In Northern Lower Michigan, lake‑effect snow, private roads, and

on‑site sewage systems are routine considerations. Foundation tiny homes are typically reviewed like

ADUs or small dwellings **if** the local ordinance allows them in the district. Without explicit

local policy, a THOW is not a dwelling by code and is typically limited to RV/mobile home contexts.

Next steps: jurisdiction lookup → ADU eligibility check → plan set → inspections under the current

state code cycle.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray (municipal ADU path likely; county standards in unincorporated areas)

Saginaw County

Saginaw County, Michigan

Saginaw County doesn’t maintain a standalone “tiny house” code; approvals run through ordinary

planning and building channels. Expect routine checks on drainage, driveway permits, and consistency

with comprehensive plans. For permanent installations, submittals should read like an ADU: site

plan, utilities, setbacks, elevations, and life‑safety. Without explicit local policy, a THOW is not

a dwelling by code and is typically limited to RV/mobile home contexts. Next steps: jurisdiction

lookup → ADU eligibility check → plan set → inspections under the current state code cycle.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

St. Clair County

St. Clair County, Michigan

St. Clair County starts tiny‑home conversations with jurisdiction: are you inside a city/township

UDO or only under county review? In the Thumb, agricultural buffers, wind/snow design, and

well/septic capacity frequently shape approvals. For permanent installations, submittals should read

like an ADU: site plan, utilities, setbacks, elevations, and life‑safety. Movable units (THOWs)

default to trailer/RV status; long‑term dwelling classification hinges on municipal ordinances.

Practical path: verify the zoning authority, read the ordinance, then coordinate with Inspections on

utilities and access.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

St. Joseph County

St. Joseph County, Michigan

St. Joseph County doesn’t maintain a standalone “tiny house” code; approvals run through ordinary

planning and building channels. County review typically focuses on access, drainage, and life‑safety

while cities/townships control zoning. If your plan is a foundation build, align it with the

Michigan Residential Code and any municipal ADU provisions. Movable units (THOWs) default to

trailer/RV status; long‑term dwelling classification hinges on municipal ordinances. Start with

parcel zoning, then confirm setbacks, driveway permits, floodplain, and utility connections before

design finalization.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Sanilac County

Sanilac County, Michigan

Sanilac County doesn’t maintain a standalone “tiny house” code; approvals run through ordinary

planning and building channels. In the Thumb, agricultural buffers, wind/snow design, and

well/septic capacity frequently shape approvals. If your plan is a foundation build, align it with

the Michigan Residential Code and any municipal ADU provisions. Tiny houses on wheels (THOWs) are

generally treated as trailers under the Vehicle Code; residential use requires local allowance or

park placement. Practical path: verify the zoning authority, read the ordinance, then coordinate

with Inspections on utilities and access.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Schoolcraft County

Schoolcraft County, Michigan

In Schoolcraft County, the key is who regulates your parcel—municipal zoning versus county

development standards. UP parcels often require private well/septic planning and careful winter

access for emergency services. Foundation tiny homes are typically reviewed like ADUs or small

dwellings **if** the local ordinance allows them in the district. Without explicit local policy, a

THOW is not a dwelling by code and is typically limited to RV/mobile home contexts. Start with

parcel zoning, then confirm setbacks, driveway permits, floodplain, and utility connections before

design finalization.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Shiawassee County

Shiawassee County, Michigan

Shiawassee County starts tiny‑home conversations with jurisdiction: are you inside a city/township

UDO or only under county review? Central Michigan jurisdictions focus on stormwater, access permits,

and utility capacity alongside small‑dwelling standards. For permanent installations, submittals

should read like an ADU: site plan, utilities, setbacks, elevations, and life‑safety. Without

explicit local policy, a THOW is not a dwelling by code and is typically limited to RV/mobile home

contexts. Next steps: jurisdiction lookup → ADU eligibility check → plan set → inspections under the

current state code cycle.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Tuscola County

Tuscola County, Michigan

Tuscola County doesn’t maintain a standalone “tiny house” code; approvals run through ordinary

planning and building channels. Flat, farm‑adjacent landscapes bring right‑to‑farm considerations

and straightforward driveway/access checks. Foundation tiny homes are typically reviewed like ADUs

or small dwellings **if** the local ordinance allows them in the district. Movable units (THOWs)

default to trailer/RV status; long‑term dwelling classification hinges on municipal ordinances. Next

steps: jurisdiction lookup → ADU eligibility check → plan set → inspections under the current state

code cycle.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Van Buren County

Van Buren County, Michigan

In Van Buren County, the key is who regulates your parcel—municipal zoning versus county development

standards. County review typically focuses on access, drainage, and life‑safety while

cities/townships control zoning. If your plan is a foundation build, align it with the Michigan

Residential Code and any municipal ADU provisions. Movable units (THOWs) default to trailer/RV

status; long‑term dwelling classification hinges on municipal ordinances. Start with parcel zoning,

then confirm setbacks, driveway permits, floodplain, and utility connections before design

finalization.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray (municipal ADU path likely; county standards in unincorporated areas)

Washtenaw County

Washtenaw County, Michigan

Washtenaw County doesn’t maintain a standalone “tiny house” code; approvals run through ordinary

planning and building channels. County review typically focuses on access, drainage, and life‑safety

while cities/townships control zoning. If your plan is a foundation build, align it with the

Michigan Residential Code and any municipal ADU provisions. Without explicit local policy, a THOW is

not a dwelling by code and is typically limited to RV/mobile home contexts. Practical path: verify

the zoning authority, read the ordinance, then coordinate with Inspections on utilities and access.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray (municipal ADU path likely; county standards in unincorporated areas)

Wayne County

Wayne County, Michigan

Wayne County doesn’t maintain a standalone “tiny house” code; approvals run through ordinary

planning and building channels. Metro parcels benefit from public utilities; the big variables are

local ADU rules, setbacks, and parking minimums. For permanent installations, submittals should read

like an ADU: site plan, utilities, setbacks, elevations, and life‑safety. Movable units (THOWs)

default to trailer/RV status; long‑term dwelling classification hinges on municipal ordinances.

Practical path: verify the zoning authority, read the ordinance, then coordinate with Inspections on

utilities and access.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context
MichiganGray

Wexford County

Wexford County, Michigan

Wexford County starts tiny‑home conversations with jurisdiction: are you inside a city/township UDO

or only under county review? In Northern Lower Michigan, lake‑effect snow, private roads, and

on‑site sewage systems are routine considerations. Foundation tiny homes are typically reviewed like

ADUs or small dwellings **if** the local ordinance allows them in the district. Movable units

(THOWs) default to trailer/RV status; long‑term dwelling classification hinges on municipal

ordinances. Start with parcel zoning, then confirm setbacks, driveway permits, floodplain, and

utility connections before design finalization.

Minimum sq ft
Local minimums vary; align with Michigan Residential Code for habitable space
Foundation
Permanent tiny homes reviewed as ADU/small dwelling under local ordinance + state code
THOW
Typically treated as trailer/RV; dwelling status requires local allowance or park/mobile home context

Michigan Tiny House Zoning Resources & Planning Departments

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Frequently Asked Questions