§ CA California
County permits
Trinity County
Trinity County issues permits only for unincorporated areas. Inside an incorporated city? Pick the city below — its building department handles your permit.
§ 01 Unincorporated
Unincorporated Trinity County.
If your property isn't inside an incorporated city, the county permit office handles your application directly.
- Permit authority
- Trinity County Building Division, Community Development Department
- Phone
- 530-623-1354 (building division office); 530-623-4890 (inspections)
- Address
- 61 Airport Road, PO Box 476, Weaverville, CA 96093
§ 02 Jurisdictions
Cities in Trinity County
Click any city for its full permit guide — authority, fees, application steps, inspections, and exempt work.
§ 03 County navigation
Information last verified for Trinity County, California. Permit rules and fees change frequently — verify current requirements with the issuing department before applying. Jaspector is an educational reference, not legal advice.