§ MT Montana
County permits
Cascade County
Cascade County issues permits only for unincorporated areas. Inside an incorporated city? Pick the city below — its building department handles your permit.
§ 01 Unincorporated
Unincorporated Cascade County.
If your property isn't inside an incorporated city, the county permit office handles your application directly.
- Permit authority
- Cascade County Planning and GIS Department (for zoning); Montana Department of Labor and Industry, Building Codes Program (for building codes)
- Website
- Planning Department Forms ↗
- Online portal
- Planning Department Forms ↗
- Phone
- 406-454-6905
- Address
- 121 4th Street N, Suite 2H/I, Great Falls, MT 59401
§ 02 Jurisdictions
Cities in Cascade County
Click any city for its full permit guide — authority, fees, application steps, inspections, and exempt work.
§ 03 County navigation
Information last verified for Cascade County, Montana. Permit rules and fees change frequently — verify current requirements with the issuing department before applying. Jaspector is an educational reference, not legal advice.