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§ OR Oregon
County permits

Multnomah County

Multnomah County issues permits only for unincorporated areas. Inside an incorporated city? Pick the city below — its building department handles your permit.

§ 01   Unincorporated

Unincorporated Multnomah County.

If your property isn't inside an incorporated city, the county permit office handles your application directly.

Permit authority
Split authority. Multnomah County Land Use Planning handles zoning, land use, and county review for rural and unincorporated property; structural building permits are routed to City of Portland, City of Gresham, or City of Troutdale depending service area.
Phone
503-988-3043
Address
Land Use Planning, 1600 SE 190th Ave., Portland, OR 97233
Full unincorporated Multnomah County permit guide →
§ 02   Jurisdictions

Cities in Multnomah County

Click any city for its full permit guide — authority, fees, application steps, inspections, and exempt work.

Information last verified for Multnomah County, Oregon. Permit rules and fees change frequently — verify current requirements with the issuing department before applying. Jaspector is an educational reference, not legal advice.