The Washington County Museum has two facilities:

Archives & Administration
Portland Community College Rock Creek Campus
17677 NW Springville Road
Portland, Oregon 97229
Office Hours: Monday – Friday, 9:00 a.m. – 5:00 p.m.
Archives Hours: By Appointment Only
Research requests can be made to

Exhibitions & Education Center
Hillsboro Civic Center Plaza
120 E. Main Street
Hillsboro, Oregon 97123
Gallery Hours: Wednesday – Saturday, 10:00 a.m. – 5:00 p.m.
Group Tours: By Appointment Only
Google Maps

Mailing Address:
Washington County Museum
PO Box 3790
Hillsboro, OR 97123


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Email Address:

Info(AT)WashingtonCountyMuseum(DOT)org. If you do not receive a response within three business days, please call.

For research requests send and email to

Phone: 1.503.645.5353
Fax: 1.503.645.5653