§ OH Ohio
County permits
Hamilton County
Hamilton County issues permits only for unincorporated areas. Inside an incorporated city? Pick the city below — its building department handles your permit.
§ 01 Unincorporated
Unincorporated Hamilton County.
If your property isn't inside an incorporated city, the county permit office handles your application directly.
- Permit authority
- Hamilton County Planning + Development, Division of Buildings + Inspections
- Website
- Hamilton County ezTrak ↗
- Online portal
- Hamilton County ezTrak ↗
- Phone
- 513-946-4550
- Address
- Todd B. Portune Center for County Government, 138 E. Court Street, Room 801, Cincinnati, OH 45202
§ 02 Jurisdictions
Cities in Hamilton County
Click any city for its full permit guide — authority, fees, application steps, inspections, and exempt work.
§ 03 County navigation
Information last verified for Hamilton 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.