Oregon, county records

Washington County, Oregon Public Records

Find the right office in Washington County. Court cases, deeds and parcels, sheriff and jail records, vital records and county filings, each linked to the office that keeps them, with addresses and phone numbers.

Official sources first Free directory Links checked Sep. 13, 2026 Mobile friendly

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County profile

Washington County at a glance

State
Oregon
County seat
Hillsboro
Population
600,372
Area
726 sq mi
Founded
1849
Cities and towns
13

Washington County offices and records

Sheriff & Law Enforcement. Washington County Sheriff's Office is responsible for maintaining law and order in Washington County's unincorporated areas.

Police Departments. Washington County is served by several law enforcement agencies, including Washington County Sheriff's Office and municipal police departments.

Law Enforcement & Arrests. Washington County Sheriff's Office is the primary law enforcement agency for unincorporated areas and provides countywide services including Washington County jail, civil process, and court security. Washington County operates Washington County Jail located at 215 SW Adams Avenue, which houses both pretrial detainees and sentenced inmates. Arrest records in Washington County are public records subject to Oregon's Public Records Law, codified in ORS 192.311 to 192.478.

Arrest Records. They are maintained by the arresting agency, primarily the County Sheriff's Office and municipal police departments.

• Phone: (970) 345-2244

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Washington County public-records FAQs

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Where can I find mugshots or booking photos in Washington County, Oregon?

Mugshots or booking photos in Washington County, Oregon, can be accessed through the Washington County Sheriff's Office. The Sheriff's Office provides an online portal where you can view booking photos of individuals currently in custody. For older records, you may need to submit a public records request directly to the Sheriff's Office.

How can I get a criminal background check in Washington County, Oregon?

To obtain a criminal background check in Washington County, Oregon, you should contact the Oregon State Police, which handles background checks through the Criminal Justice Information Services (CJIS) Division. You can request a background check online or by mail. The process involves submitting fingerprints and paying a fee, and results will include criminal history information specific to Oregon.

How do I look up sex offenders in Washington County, Oregon?

You can look up sex offenders in Washington County, Oregon, by accessing the Oregon Sex Offender Inquiry System. This registry is maintained by the Oregon State Police and provides information on registered sex offenders throughout the state. You can search by name, address, or geographic location to find offenders in Washington County.

How do I register to vote in Washington County, Oregon?

You can register to vote in Washington County through the Oregon Secretary of State's online portal at oregonvotes.gov, in person at the Washington County Elections Division at 3700 SW Murray Boulevard in Beaverton, or by mail using a voter registration card. Oregon's registration deadline is 21 days before Election Day for most registration methods, though the state offers same-day registration options. All registered the area voters automatically receive mail-in ballots for every election, as Oregon conducts all voting by mail with no traditional polling places.

How do I look up property records in Washington County, Oregon?

Property records in Washington County can be searched online for free through two main systems: the Recording Division's database at recording.co.washington.or.us for deeds, mortgages, liens, and other recorded documents from 1978 forward, and the Assessor's property search at co.Washington.or.us/AssessmentTaxation/PropertyInformation for tax assessments, property characteristics, and sales history. The County Clerk is located at 155 N First Avenue, Suite 140, Hillsboro, phone (503) 846-8741, and the Assessor's Office is at 3700 SW Murray Boulevard, Beaverton, phone (503) 846-8801. Certified copies of documents can be requested for statutory fees.

How do I get a birth or death certificate in Washington County, Oregon?

Birth and death certificates for events in Washington County are available from the Washington County Health and State Vital Records Office at 155 N First Avenue, Suite 270, Hillsboro, phone (503) 846-4888. Certified copies cost $25 each and are available immediately for walk-in requests or within 1-2 weeks by mail. You must provide valid photo ID and prove a direct and tangible interest (such as being the person named, a parent, child, sibling, or legal representative). Alternatively, you can order through the Oregon Center for Health Statistics in Portland or online via VitalChek at oregon.gov/oha/vitalrecords.

How do I find business license records in Washington County, Oregon?

Business licenses in Washington County are issued by individual cities rather than the county, so contact the city business licensing office where the business operates (Beaverton, Hillsboro, Tigard, etc.). The Washington County Clerk's Office at 155 N First Avenue, Suite 130, Hillsboro, phone (503) 846-8751, handles assumed business name (DBA) registrations. For business entity searches including corporations and LLCs, use the Oregon Secretary of State's free online business registry at egov.sos.state.or.us/br, which provides information on all businesses registered in Oregon including those in Washington County.

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Use the city page when a record was created by a municipal police department or city office; use the county page for courts, deeds, vital records and jail custody.