§ NH New Hampshire
County permits
Carroll County
Carroll County issues permits only for unincorporated areas. Inside an incorporated city? Pick the city below — its building department handles your permit.
§ 01 Unincorporated
Unincorporated Carroll County.
If your property isn't inside an incorporated city, the county permit office handles your application directly.
- Permit authority
- NH Division of Fire Safety / State Building Permit Program
- Online portal
- State Building Permit Application ↗
- Phone
- (603) 223-4289
- Address
- 33 Hazen Drive, Concord, NH 03305
§ 02 Jurisdictions
Cities in Carroll County
Click any city for its full permit guide — authority, fees, application steps, inspections, and exempt work.
§ 03 County navigation
Information last verified for Carroll County, New Hampshire. Permit rules and fees change frequently — verify current requirements with the issuing department before applying. Jaspector is an educational reference, not legal advice.