§ OH Ohio
County permits
Franklin County
Franklin County issues permits only for unincorporated areas. Inside an incorporated city? Pick the city below — its building department handles your permit.
§ 01 Unincorporated
Unincorporated Franklin County.
If your property isn't inside an incorporated city, the county permit office handles your application directly.
- Permit authority
- Franklin County Building Department (within Economic Development and Planning -- EDP)
- Online portal
- Franklin County Online Permit Center ↗
- Phone
- (614) 525-3166
- Address
- 142 S. Front Street, Columbus, OH 43215
§ 02 Jurisdictions
Cities in Franklin County
Click any city for its full permit guide — authority, fees, application steps, inspections, and exempt work.
§ 03 County navigation
Information last verified for Franklin County, Ohio. Permit rules and fees change frequently — verify current requirements with the issuing department before applying. Jaspector is an educational reference, not legal advice.