Property Search


Washington County Assessment and Taxation Site Unavailable

The 2023-2024 Tax Roll Certification is in process.

This site, along with all phone and electronic payments will be available again on October 9th, 2023, with updated property value and tax information.

If you have any questions, please call (503) 846-8801

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.

Contact Us

Appraisal: 503-846-8826
Recording: 503-846-8752
Special Programs: 503-846-8741
Cartography: 503-846-8871
Tax Collections: 503-846-8801

Hours of Operation

M-F 8:30 AM - 5:00 PM

Change of Address

Submit a Change of Address Request


155 N. First Ave., Suite 130
Hillsboro, Oregon 97124

Public Services Building image

Tax Statements
Annual Property Tax Statements will be mailed out on or before October 25, 2021. Payments for taxes are due on or before November 15, 2021. Payments must be POSTMARKED on or before November 15, 2021. Please return the lower portion of your tax bill(s) with your payment in the enclosed envelope.

Pay Taxes Online.

Mail Payment:
Washington County
Assessment & Taxation
155 N. First Avenue, Suite 130 MS8
Hillsboro, Oregon 97124

A 24-hour dropbox is located on the west side of the building.

In person

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.




Every effort has been made to offer the most current and correct information possible on these pages. The information included on these pages has been compiled by County staff from a variety of sources, and is subject to change without notice. The XXXXXX Central Appraisal District makes no warranties or representations whatsoever regarding the quality, content, completeness, accuracy or adequacy of such information and data. The XXXXXX Central Appraisal District reserves the right to make changes at any time without notice. Original records may differ from the information on these pages. Verification of information on source documents is recommended. By using this application, you assume all risks arising out of or associated with access to these pages, including but not limited to risks of damage to your computer, peripherals, software and data from any virus, software, file or other cause associated with access to this application. The XXXXXX Central Appraisal District shall not be liable for any damages whatsoever arising out of any cause relating to use of this application, including but not limited to mistakes, omissions, deletions, errors, or defects in any information contained in these pages, or any failure to receive or delay in receiving information.sed or implied.