You may view the Washington County assessor tax maps online through one of the following links:
|View Detailed Maps
Survey Records Research Tool.
The Oregon State ORMAP site at:
Washington County sends all GIS Data to Metro for the Regional Land Information System. Metro packages this information for redistribution. For information regarding Shapefiles or other GIS Data contact Metro directly at 503-797-1742 or by visiting www.oregonmetro.gov/rlis.live
If you do not have access to these website links, this information may be viewed at our office in the Public Service Area located at 155 N. First Ave. Suite 130; Hillsboro, OR 97124