ADUs are allowed in Hamburg TownshipTypes:DetachedInternal
Types:DetachedInternal
Accessory Dwelling Unit (ADU) Rules for Hamburg Township, MI
Is your property eligible for an ADU?
# of Properties
10,005
Owner-occupied
73%
Zoning districts
3
Avg Home Value
$185,071
Median Lot Size
0.53 acres
Avg Income
$117,000
Residential Types:
10,005 housing units
Residential-Improved
100%
Zoning Districts:
56 parcels · 3 districts
0
93%(52)
LR-1
5%(3)
CE
2%(1)
ADU Rules
What can you build in Hamburg Township, MI?
Hamburg Township, MI follows state and local rules for Accessory Dwelling Units. Here is a concise overview of the local rules.
Eligibility
- –Internal / Attached ADU: By Right
- –Detached ADU: By Right
Interior / Attached ADU Size Limits
- –Internal ADU maximum of 40% of the principal dwelling’s gross floor area
- –Internal ADU size may not exceed 1,000 sq ft
Detached ADU Size Limits
- –Maximum detached ADU size of 1,000 sq ft
- –Maximum detached ADU size of 40% of the principal structure’s gross floor area
Owner Occupancy
- –Owner must declare either the principal dwelling or ADU as main residence
Parking
- –1 space per ADU; ADU parking must not block the main residence's required spaces (main dwelling requires 2 spaces); if ADU is a short-term rental, it requires 1 off-street space per bedroom.
Rental Restrictions
- –Only one on-site dwelling (ADU or principal) may be used as a short-term rental at a time.
- –Annual land-use permit required; failure to apply by Feb 1 ends STR authorization until reapproved; within 1,000 ft, caps are 30% STRs (15% primary/B&B).
- –STR durations: <30 consecutive days; accessory STR <122 days/year; primary STR up to 365 days/year.
What's allowed on your lot?
These are the municipality-wide rules. What's allowed on a specific property also depends on state laws, setbacks, floor area ratio, lot coverage, environmental constraints, topography, and other property-specific factors. Search your address on FutureLot to see what's allowed on your property.
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ADU rules in other Michigan municipalities
Rules change at the town line. Check the municipality your property is actually in.
Livingston County