County Surveyor's Office

We provide access to public survey records; review surveys submitted by land surveyors; and help the public, county and local agencies with surveying expertise.

Multnomah County Survey and Assessor Image Locator showing menu and search features zoomed into Ladd’s Addition. Surveys are represented by blue data points and numbers. Road survey G4/41 is selected and details about that survey are visible on screen

SAIL - Survey and Assessor Image Locator

SAIL is an interactive map with survey information and tax assessor’s maps in Multnomah County. SAIL can be searched by address, tax lot number, plat name, survey number, and several other methods. We have a new version of SAIL. Click SAIL - Survey and Assessor Image Locator to learn more.