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Oregon Historical County Records Guide

Washington County Addresses and Links

Main Washington County Web site: http://www.co.washington.or.us/

Assessment and Taxation Cartography Office Area: Public Services Building, Suite 240, 155 N First Ave, Hillsboro, OR 97124;
Circuit Court Offices (All offices): 150 N First Ave, Hillsboro, OR 97124;
Commissioners Office: Public Services Building, 155 N First Ave, Suite 300, Hillsboro, OR 97124;
Contracted Off-site Microfilm/Records Storage: No public access. Request records from the relevant office (e.g., recording, assessment, etc.);
County Fair Office: 873 NE 34th Ave, Hillsboro, OR  97124;
County Historical Records Vault: No public access. Request records from the relevant office (e.g., recording, assessment, etc.);
County Imaging Center: No public access. Request records from the relevant office (e.g., recording, assessment, etc.);
County Records Center: No public access. Request records from the relevant office (e.g., recording, assessment, etc.);
Current Planning Section Office: Public Services Building, 155 N First Ave, Suite 350, Hillsboro, OR 97124;
Developmental Disabilities Program Management Supervisor's Office: Public Services Building, 155 N First Ave, Suite 250, Hillsboro, OR 97124;
Health and Human Services Department Office: Public Services Building, 155 N First Ave, Suite 250, Hillsboro, OR 97124;
Justice Services Building (All circuit court offices and storage areas): 150 N First Ave, Hillsboro, OR 97124;
Long Range Planning Section Office: Public Services Building, 155 N First Ave, Suite 350, Hillsboro, OR 97124;
Northwest Regional Education Service District Office, Vault: 5825 NE Ray Circle, Hillsboro OR 97124;
Oregon Historical Society: 1200 SW Park Ave, Portland, OR 97205;
Oregon State Archives: 800 Summer St NE, Salem, OR 97310;
Public Research Area (Assessment and Taxation Department): Public Services Building, 155 N First Ave, Suite 130, Hillsboro, OR 97124;
Public Services Building (All offices and storage areas): 155 N First Ave, Hillsboro, OR 97124;
Recording Division Office: Public Services Building, 155 N First Ave, Suite 130, Hillsboro, OR 97124;
Survey Section Vault: No public access. Request records from the county Survey Section office in Public Services Building, Suite 350;
Walnut Street Center Building, Second Floor Circuit Court Archives: No public access. Request records from the circuit court office;
Walnut Street Center Building, Survey Section Offices: 1400 SW Walnut St, Hillsboro, OR 97123;
Washington County Courthouse (All offices and storage areas): 150 N First Ave, Hillsboro, OR 97124;
Washington County Museum: (located at Portland Community College Rock Creek Campus-by appointment only) 17677 NW Springville Rd, Portland, OR 97229.

Washington County inventory

Oregon Secretary of State • 136 State Capitol • Salem, OR 97310-0722

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