§ WY Wyoming
County permits
Platte County
Platte County issues permits only for unincorporated areas. Inside an incorporated city? Pick the city below — its building department handles your permit.
§ 01 Unincorporated
Unincorporated Platte County.
If your property isn't inside an incorporated city, the county permit office handles your application directly.
- Permit authority
- Platte County Planning and Zoning Department
- Online portal
- Platte County Planning and Zoning ↗
- Phone
- (307) 322-3555
- Address
- Platte County Courthouse, 800 9th Street, Wheatland, WY 82201
§ 02 Jurisdictions
Cities in Platte County
Click any city for its full permit guide — authority, fees, application steps, inspections, and exempt work.
§ 03 County navigation
Information last verified for Platte County, Wyoming. Permit rules and fees change frequently — verify current requirements with the issuing department before applying. Jaspector is an educational reference, not legal advice.