Search
To increase transparency and accessibility, Washington County will now be displaying owner names on the guest public access website. Please note that per ORS 192.345 and 192.368, suppressed names and addresses will continue to be hidden from public view. Please contact the assessor’s office at 503-846-8741 for more information.
Hours of Operation
M-F 8:30 AM - 5:00 PM
Change of Address
Submit a Change of Address
155 N. First Ave., Suite 130 Hillsboro, Oregon 97124
Online:
Mail or in Person:
Washington County Assessment & Taxation 155 N. First Avenue, Suite 130 MS8 Hillsboro, Oregon 97124
Drop Box Locations:
155 N. 1st Ave., Ste 130 Hillsboro, OR 97124
By Phone:
For general tax questions, please see Property Tax Questions . If you are looking for specific tax data relevant to your property, please call our office at 503-846-8741.
DISCLAIMER