Missoula Zoning & Land Use Guide
Last updated: Verified:
Key Zoning Facts
Regulatory Layers That Apply in Missoula
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 — Montana
- Building Code: Montana Building Code (based on 2021 IBC)
- State ADU Override: Yes (SB 528 and HB 211)
County — Missoula 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-5.4 | Residential 5,400 | 5,400 sq ft | 35 ft | 20 ft | 5 ft | 20 ft | — |
| RM-1.5 | Residential Multi-Family | 3,000 sq ft | 45 ft | 15 ft | 10 ft | 20 ft | — |
| C-1 | Neighborhood Commercial | None | 40 ft | 0 ft | 0 ft | 10 ft | — |
ADU Rules in Missoula
ADUs:Allowed
- Max Size
- 1,000 sq ft
- Max Height
- 25 ft
- Rear Setback
- 5 ft
- Side Setback
- 5 ft
- Parking
- None required (per state law SB 245)
- Owner Occupancy
- Not required (per state law)
- Permit Timeline
- 4-6 weeks
Official Sources
Frequently Asked Questions
Frequently Asked Questions
Can I build an ADU in Missoula?
Yes. Montana state law requires cities to allow ADUs. Missoula has been proactive in encouraging accessory dwelling units as a housing strategy, with streamlined permitting and no owner-occupancy or parking requirements per state law.
How do I find the zoning for my property in Missoula?
Use the City of Missoula online zoning map or contact Development Services at (406) 552-6630 for property-specific zoning information.
What zones allow multi-family housing in Missoula?
Multi-family housing is permitted in RM-1.5, RM-1, and several commercial and mixed-use districts in Missoula.
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.