Featured Services
Property Information
View property tax statements, view individual valuation information, sales history.Passports
Hours of operation, services, and exceptions to needing a passport.Marriage Licenses
How to get a marriage license in Washington County.Recording a Document
Recording requirements and processes.Pay Property Taxes
View various ways to pay taxes, including online, by mail, and in person.Welcome to the Washington County Department of Assessment & Taxation. We’re here to serve our communities by making it simple and straightforward to get the services you need when you need them.
Our lobbies are open. We, however, continue to encourage the public to use the alternate options of phone, e-mail, USPS, online, or drop box.
Please call us at one of the numbers listed to discuss your service needs:
- Recording: 503-846-8752
- Marriage Licenses: 503-846-8752
- Board of Property Tax Appeals (BoPTA): 503-846-3854
- Senior Citizen Deferral: 503-846-8741
- Veterans Exemptions: 503-846-8741
- Manufactured Homes: 503-846-8741
- Property Taxes: 503-846-8801
- Passports: 503-846-8741
- Appraisal: 503-846-8826
- Cartography: 503-846-8871
Location

Department of Assessment & Taxation
155 N First Avenue
Hillsboro, Oregon 97124
Hillsboro, Oregon 97124