§ PA Pennsylvania
County permits
Mercer County
Mercer County issues permits only for unincorporated areas. Inside an incorporated city? Pick the city below — its building department handles your permit.
§ 01 Unincorporated
Unincorporated Mercer County.
If your property isn't inside an incorporated city, the county permit office handles your application directly.
- Permit authority
- Mercer County Planning and Municipal Coordination
- Website
- Mercer County Official Website ↗
- Online portal
- Mercer County Official Website ↗
§ 02 Jurisdictions
Cities in Mercer County
Click any city for its full permit guide — authority, fees, application steps, inspections, and exempt work.
§ 03 County navigation
Information last verified for Mercer County, Pennsylvania. Permit rules and fees change frequently — verify current requirements with the issuing department before applying. Jaspector is an educational reference, not legal advice.