New mailing address for property tax payments

For Immediate Release: Wednesday, December 11, 2019

Sponsored by: Assessment and Taxation Department, Administration Division

Washington County’s Department of Assessment and Taxation announces a new mailing address for property tax payments, effective December 16, 2019, when the former post office box address in Portland will be discontinued:


Washington County Assessment & Taxation 
155 N. First Avenue, Ste 130, MS 8

Hillsboro, OR 97124


Tax payments will continue to be accepted in person at the County’s Charles D. Cameron Public Services Building, 155 N. First Avenue, Suite 130, in downtown Hillsboro.


Payments may also be made online at

Media Contact:

Assessment & Taxation