§ WA Washington
County permits
San Juan County
San Juan County issues permits only for unincorporated areas. Inside an incorporated city? Pick the city below — its building department handles your permit.
§ 01 Unincorporated
Unincorporated San Juan County.
If your property isn't inside an incorporated city, the county permit office handles your application directly.
- Permit authority
- San Juan County Department of Community Development (DCD), Building Division
- Website
- SJC Permit Center (SmartGov) ↗
- Online portal
- SJC Permit Center (SmartGov) ↗
- Phone
- (360) 378-2116 (Building Division), (360) 378-2354 (Planning/Permits), (360) 378-6270 (Inspection Hotline)
- dcd@sanjuancountywa.gov
- Address
- 135 Rhone Street, Friday Harbor, WA 98250 (Mailing: P.O. Box 947, Friday Harbor, WA 98250)
§ 02 Jurisdictions
Cities in San Juan County
Click any city for its full permit guide — authority, fees, application steps, inspections, and exempt work.
§ 03 County navigation
Information last verified for San Juan County, Washington. Permit rules and fees change frequently — verify current requirements with the issuing department before applying. Jaspector is an educational reference, not legal advice.