Washington County Department of Assessment & TaxationDeeds, land records & marriage licenses
In Washington County, deeds, mortgages and liens are recorded by the Washington County Department of Assessment & Taxation. Marriage licenses are issued by the Washington County Clerk. Washington County has 598,865 residents; the county seat is Hillsboro.
Oregon
U.S. Census boundary
Contact & location
- Office
- Washington County Department of Assessment & Taxation — Recording
- Address
- Charles D. Cameron Public Services Building, 155 N. First Avenue, Room 130, Hillsboro, OR 97124
- Phone
- (503) 846-8752
- Website
- washingtoncountyor.gov
Checked against the office’s official website on October 3, 2026. Source page · Report a change
Neighbouring recording offices
- Yamhill County ClerkYamhill County · seat McMinnville~23.6 mi
- Columbia County ClerkColumbia County · seat Saint Helens~26.8 mi
- Tillamook County Clerk (Recording)Tillamook County · seat Tillamook~32.7 mi
- Multnomah County Recording (Assessment, Recording & Taxation)Multnomah County · seat Portland~32.9 mi
- Clatsop County Clerk (Recording)Clatsop County · seat Astoria~43.8 mi
Questions & answers
Independent directory — not affiliated with Washington County or the State of Oregon.
Who records deeds in Washington County?
Deeds, mortgages and liens for property in Washington County are recorded by the Washington County Department of Assessment & Taxation. The office is at Charles D. Cameron Public Services Building, 155 N. First Avenue, Room 130, Hillsboro, OR 97124.
Where do I get a marriage license in Washington County?
Marriage licenses are issued by the Washington County Clerk.
What is the phone number of the Washington County Department of Assessment & Taxation?
(503) 846-8752, as published on the office's official website (checked October 3, 2026).
Is this the official Washington County Department of Assessment & Taxation website?
No. This is an independent directory and is not affiliated with Washington County or the State of Oregon. The official website is washingtoncountyor.gov.