Jefferson County, WA
Department of Community Development - Building Permits
How permitting works in Washington
Washington counties are the mandatory permitting authorities for all unincorporated land. Their role is to provide a local office for residents to submit plans and receive inspections, ensuring that the state-mandated building code is applied uniformly across the county's rural and suburban areas.
Mandatory state code; local City/County enforcement.
Contact Information
- Phone
- (360) 379-4450
- Office Hours
- 8:30am-4:30pm
- Permit Portal
- https://www.co.jefferson.wa.us/283/Building-Permits
Start your building project in Jefferson County, WA
Permit Saige will guide you step-by-step through the application process.
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