Assessment & Taxation

The responsibilities of the Department of Assessment and Taxation include appraisal and assessment of property; collection of property taxes for all taxing entities; recording documents, land plats, issuing marriage licenses, records retention and administration of Elections.

Property Tax Statement

Many of you will be receiving your annual Property Tax Statement on or before October 25, 2019.  Payment for taxes are due on or before November 15, 2019.  Payments must be POSTMARKED on or before November 15, 2019.  Please return the lower portion of your tax bill(s) with payment in the enclosed envelope.

Payment Drop Box

Two drop boxes are located at the Public Services Building, 155 N First Ave., Hillsboro.  The 24 hour drop box is located on the West side of the building; the other drop box is available Monday through Friday 8:30 am to 5:00 pm, located in the Public Services lobby outside of Suite 130.

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.

Mail Payment

Washington County
Assessment & Taxation 
155 N First Avenue, Suite 130 MS8
Hillsboro, OR 97124


Pay Taxes Online