§ WA Washington
County permits
Lewis County
Lewis County issues permits only for unincorporated areas. Inside an incorporated city? Pick the city below — its building department handles your permit.
§ 01 Unincorporated
Unincorporated Lewis County.
If your property isn't inside an incorporated city, the county permit office handles your application directly.
- Permit authority
- Lewis County Community Development
- Online portal
- Lewis County SmartGov Permit Portal ↗
- Phone
- (360) 740-1146
- Address
- 125 NW Chehalis Ave, Chehalis, WA 98532
§ 02 Jurisdictions
Cities in Lewis County
Click any city for its full permit guide — authority, fees, application steps, inspections, and exempt work.
§ 03 County navigation
Information last verified for Lewis 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.