§ WY Wyoming
County permits
Crook County
Crook County issues permits only for unincorporated areas. Inside an incorporated city? Pick the city below — its building department handles your permit.
§ 01 Unincorporated
Unincorporated Crook County.
If your property isn't inside an incorporated city, the county permit office handles your application directly.
- Permit authority
- Crook County Growth and Development Department
- Online portal
- Crook County Growth and Development ↗
- Phone
- (307) 283-4548
- timl@crookcounty.wy.gov
- Address
- Crook County Courthouse, 309 Cleveland Street, Sundance, WY 82729 (mailing: PO Box 825, Sundance, WY 82729)
§ 02 Jurisdictions
Cities in Crook County
Click any city for its full permit guide — authority, fees, application steps, inspections, and exempt work.
§ 03 County navigation
Information last verified for Crook 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.