Troy Zoning & Land Use Guide
Last updated: Verified:
Key Zoning Facts
Regulatory Layers That Apply in Troy
Your property is subject to ALL of these regulatory layers. Each one can impose additional requirements beyond the others.
Federal
- FEMA Flood Zones: Applicable
- View FEMA Flood Map
State — Michigan
- Building Code: Michigan Building Code (based on 2021 IBC)
County — Oakland County
- Role: Property records, tax assessment, unincorporated area planning
City / Municipal
The city's zoning ordinance, building codes, and local permits form the primary layer of land-use regulation for your property.
Overlay Districts
No overlay districts identified.
Private Restrictions
- HOA / CC&Rs common: Yes
- Check HOA CC&Rs for additional restrictions.
Primary Zoning Districts
| District Code | Name | Min Lot | Max Height | Front Setback | Side Setback | Rear Setback | FAR |
|---|---|---|---|---|---|---|---|
| R-1A | One-Family Residential | 12,000 sq ft | 30 ft | 30 ft | 8 ft | 35 ft | — |
| R-M | Multiple-Family Residential | 2 acres | 40 ft | 40 ft | 25 ft | 40 ft | — |
| C-2 | General Commercial | None | 40 ft | 30 ft | 0 ft | 10 ft | — |
ADU Rules in Troy
ADUs:Not Allowed
- Max Size
- N/A
- Max Height
- N/A
- Rear Setback
- N/A
- Side Setback
- N/A
- Parking
- N/A
- Owner Occupancy
- N/A
- Permit Timeline
- N/A
Official Sources
Frequently Asked Questions
Frequently Asked Questions
Can I build an ADU in Troy?
Troy's zoning ordinance does not currently include specific provisions for ADUs. A variance or special use permit may be required. Contact the Planning Department.
How do I find the zoning for my property in Troy?
Use the City of Troy online zoning map or contact the Planning Department for parcel-specific zoning information.
What zones allow multi-family housing in Troy?
Multi-family housing is permitted in the Multiple-Family Residential (R-M) district and certain commercial zones.
Disclaimer: The information on this website is provided for general informational purposes only and does not constitute legal, financial, or professional advice. Zoning codes and building regulations change frequently. Always verify current requirements with your local planning department and building authority before making any decisions.