§ WI Wisconsin
County permits
Rock County
Rock County issues permits only for unincorporated areas. Inside an incorporated city? Pick the city below — its building department handles your permit.
§ 01 Unincorporated
Unincorporated Rock County.
If your property isn't inside an incorporated city, the county permit office handles your application directly.
- Permit authority
- Rock County Planning, Economic and Community Development Department; county-administered zoning in the Shoreland Overlay District and Floodplain District
- Website
- Permit authority website ↗
- Online portal
- Permit portal ↗
- Phone
- 608-757-5597
- Address
- Rock County Courthouse, 51 S Main Street, Janesville, WI 53545
§ 02 Jurisdictions
Cities in Rock County
Click any city for its full permit guide — authority, fees, application steps, inspections, and exempt work.
§ 03 County navigation
Information last verified for Rock County, Wisconsin. Permit rules and fees change frequently — verify current requirements with the issuing department before applying. Jaspector is an educational reference, not legal advice.