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Washington County, Oregon
Societies and Family History Resources ∣ County Courthouse and Government Records ∣ County Genealogy Links
Washington County was founded on July 5, 1843, as one of the four original counties created in Oregon .
The Washington County Seat can be found in Hillsboro plus the county government website is www.co.washington.or.us/
Areas adjoining Washington County happen to be Multnomah County, Clackamas County, Columbia County, Yamhill County.
Washington County does have Federal Census Schedules to guide in looking into your family tree. United states federal Population Schedules can be found for 1850, 1860, 1870, 1880 (free index), 1890 (fragment), 1900, 1910, 1920, 1930, 1940.
Washington Co. Mortality Schedules is available for 1850, 1860, 1870 and 1880. Washington Co. Industry and Agriculture Schedules can be found for 1850, 1860, 1870 and 1880. Washington Co. Union Veterans Schedules is available for 1890. There is free down loadable and printable census forms to help you with your research.
Washington County Societies and Family History Resources
A list of Washington County Historical and Genealogical Societies, Forums, Message Boards, Libraries, Archives.
- Washington County Historical Society, 17677 NW Springville Rd., Portland, OR 97229-1743; (503) 645-5353
- Genealogical Society of Washington County, PO Box 2123, Hillsboro, OR 97123
- Hillsboro Historical Society, c/o 337 NE 2nd Avenue, Hillsboro, OR 97124
- https://www.archives.gov/research/census
- Oregon State Genealogy Network (facebook.com)
- Washington County USGenWeb Archives Project (usgwarchives.net)
- Washington County, Oregon Message Boards (boards.ancestry.com)
- Washington County, Oregon Genealogy Forum (genforum.genealogy.com)
- Oregon Historical County Records Guide (arcweb.sos.state.or.us)
Washington County Courthouse and Government Records
Researchers frequently overlook the great importance of Washington County court, probate, and land records data as a useful resource of ancestry and genealogy information. Buried away in Oregon courthouses and archives everywhere are the ambitions and frustrations of countless Oregon residents. The possibilities are excellent that your forefathers have left a comprehensive document of at least a number of facets of their lives in the Washington County court records. Even if your forebears is not referred to in a Court case, contemplate all of the other procedures that could have lead to him or her to appear in court records.
The below specifics indicates whatever death, marriage, birth,, land, probate, and court records are typically in Washington County. The dates stated below are considered the first noted records data for this county.
- Washington County Clerk
- Address: 155 N First Ave, Hillsboro, OR 97124
- Phone: (503) 846-8752
- Marriage Records: 1842
- Land Records: 1847
- Washington County Circuit Court Clerk
- Address: 150 N 1st Avenue MS37, Hillsboro, OR 97124
- Phone: 503.846.8888
- Court Records: 1842
- Probate Records: 1844
Washington County Links
The following are links to Family history and genealogy, Records and Resources pertaining to Washington County. Most of these genealogy links fall into 3 categories: Business oriented Sites, Personal Sites or Organization Sites. Some have free access some have to have a cost. This is just a list that has been gathered or submitted. I do not endorse or promote one genealogy site above another. Feel free to suggest your own most popular Washington County genealogy or family history related sites.
Washington Co. OR Books, Newspapers & Publications
- Oregon Newspapers Books & Publications Research Guide
- Oregon historical newspaper archives online (newspapers.com)
- Historical Newspapers from Oregon (1816 – 1923) (genealogybank.com) Immediately find names and keywords in over 450 million articles, obituaries, marriage announcements, birth notices and other items printed in over 2,800 historic U.S. newspapers. Completely new content added on a monthly basis!
- Morning Oregonian (Portland, Oregon) (search.ancestry.com)
- The Weekly Oregonian (Portland, Oregon) (search.ancestry.com)
- The Oregonian (Portland, Oregon) (search.ancestry.com)
- Daily Oregonian (Portland, Oregon) (search.ancestry.com)
- Washington County, Oregon Books (amazon.com)
- Washington County Newspapers (usgwarchives.net)
- Washington County Obituaries (usgwarchives.net)
Washington Co. OR Birth, Marriage & Death Records
- Oregon Vital Records Research Guide
- Portland, Oregon Deaths, 1915-1924 (search.ancestry.com)
- Washington County Vital Records (usgwarchives.net)
- Social Security Death Index (search.ancestry.com)
Washington Co. OR Court, Probate Land and Tax Records
- Oregon Court Records Research Guide
- Washington Court Records, including Estates, Probate, & Wills (usgwarchives.net)
- Washington County Land & Deed Records (usgwarchives.net)
- BLM Land Records (glorecords.blm.gov)
Washington Co. OR Census Records
- Oregon Census Records Research Guide
- Washington County, OR Census Records Links
- Washington County Census Records (usgwarchives.net)
- Washington County, OR Census QuickFacts
Washington Co. OR Cemeteries & Church Records
- Oregon Cemetery Research Guide
- Washington Co., Oregon Graves (findagrave.com)
- Washington County Cemetery Transcriptions and Tombstone Photos (usgwarchives.net)
- Washington County Tombstone Transcription Project (usgwtombstones.org)
- Washington Co., Oregon Cemeteries (Internment.net)
- Washington Co., Oregon Cemetery Books (amazon.com)
- Oregon Church & Bible Research Guide
- Washington County, Oregon Church Books (amazon.com)
Washington Co. OR Family Websites, Pictures & Histories
- Create a Free Family Tree (ancestry.com)
- County Biographies (usgwarchives.net)
- Washington County Scenic Images (arcweb.sos.state.or.us)
Washington Co. OR General and History Websites
- See Also State History for Oregon
- Washington County Oregon (genealogytrails.com)
- Portland, Oregon, its history and builders : in connection with the antecedent explorations, discoveries, and movements of the (search.ancestry.com)
- Washington County, Oregon Wikipedia (wikipedia.org)
- Washington County, Oregon Wiki (familysearch.org)
- Washington Co. OR Genealogy (kindredtrails.com)
- Family History Library (familysearch.org)
- Washington County History (usgwarchives.net)
- Washington County, Oregon (linkpendium.com)
- Cyndi’s List – United States – Oregon – Counties – Washington (cyndislist.com)
- Washington Co. ORGenweb (orgenweb.org)
- Washington County Genealogy Queries (cousinconnect.com)
- Washington Co. Data Collections (search.ancestry.com)
Washington Co. OR Maps, Atlases & Gazetteers
- See Also Map of Oregon Links and Information
- Washington County D.O.T. Map
- 1895 Washington County Map (livgenmi.com)
Washington Co. OR Military Records
- Oregon Military Records Research Guide
- Washington County Military Records (usgwarchives.net)
- Oregon Military Records (Fold3.com) delivers access to military records, stories, photos, and personal documents of the Oregon both women and men which served. Ideal for Washington County genealogists, researchers, historians and more.
Washington Co. OR Schools & Directories
- Oregon City Directories (search.ancestry.com)