§ PA Pennsylvania
County permits
Northumberland County
Northumberland County issues permits only for unincorporated areas. Inside an incorporated city? Pick the city below — its building department handles your permit.
§ 01 Unincorporated
Unincorporated Northumberland County.
If your property isn't inside an incorporated city, the county permit office handles your application directly.
- Permit authority
- Northumberland County Planning Department
- Online portal
- Northumberland County Municipality Directory ↗
- Phone
- (570) 988-4343
- Address
- 399 S 5th Street, Second Floor, Sunbury, PA 17801
§ 02 Jurisdictions
Cities in Northumberland County
Click any city for its full permit guide — authority, fees, application steps, inspections, and exempt work.
§ 03 County navigation
Information last verified for Northumberland 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.