Washington County, Oregon Genealogy Guide
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Washington County, Oregon (Map It) was created on July 5, 1843, as one of the four original counties created in Oregon . The county was named in honor of George Washington (1732 - 1799), Founding Father of the United States and first President of the United States. Learn More About State of Oregon History.
Washington County Cities and Towns include Beaverton, Cornelius, Durham, Forest Grove, Gaston, Hillsboro, King City, Lake Oswego, North Plains, Portland, Rivergrove, Sherwood, Tigard, Tualatin, Wilsonville. A Map of Washington County, Oregon contains detailed information about roads and boundaries, these maps may include rural communities, churches, and cemeteries.
Washington County, Oregon Courthouse Records
Washington County, OR Courthouse
Please contact the each clerk's department to confirm mailing address, hours, fees and other information before visiting or requesting information because contact information sometimes changes. The Clerk's Office DOES NOT DO RESEARCH. The documents are available to interested parties, barring confidential issues. Most staff will assist people in finding the materials, but it is up to the individual to do the research.
The following dates indicates what vital, land, probate, and court records are in Washington county. The date listed for each category of record is usually the earliest registration filed. The earliest date does not indicate that there are numerous records for that year and does not mean that all such events were actually registered.
- Washington County Clerk has Marriage Records from 1842 and Land Records from 1847. The County Clerk has many duties which include vital statistics (births, deaths, marriage) and keeps a permanent public record of real estate transactions.
- Washington County Circuit Court Clerk has Court Records from 1842 and Probate Records from 1844. The County Circuit Court Clerk has general jurisdiction over all civil and criminal cases, and typically handle cases beyond the jurisdiction of other courts. Circuit Courts also handle divorce, child custody, disputes over title to land, probate matters, juvenile cases, guardianship, adoption, involuntary commitment, and requests for injunctions.
- Washington County Records Inventory The Oregon Historical County Records Guide includes descriptions and listings for each type of record in the inventory. Each series description includes a title and a description of how the records are used (function); types of records that may be included in each category (physical content); type of information that may be found (informational content)
Washington County, Oregon Census Records
- Learn More: State of Oregon Census Records
- U.S. Federal Population Schedules: 1850, 1860, 1870, 1880 (free index), 1890 (fragmented), 1900, 1910, 1920, 1930, 1940
- Territory & State Population Schedules: 1842, 1843, 1845, 1849, 1853, 1854, 1855, 1856, 1857, 1858, 1859, 1865, 1875, 1885, 1895, 1905.
- U.S. Federal Census Mortality Schedules: 1850, 1860, 1870 and 1880
- Selected U.S. Federal Census Agriculture Schedules: 1850, 1860, 1870 and 1880
- Selected U.S. Federal Census Industry Schedules: 1850, 1860, 1870 and 1880
- Union Veterans Schedules: 1890
Washington County, Oregon Vital Records
- Learn More: State of Oregon Vital Records
- Birth & Death Records: from 1903 to present
- Marriage Records: from 1911 to present
- Divorce Records: from 1925 to present
- Locations: Oregon Vital Records - Center for Health Statistics, Oregon State Archives
- Vital Records Online: USAVital or Social Security Death Index
- Vital Records by Mail: Birth Certificate, Marriage Certificate, Divorce Certificate, Death Certificate Applications.
- In Person: Oregon Vital Records - Center for Health Statistics, 800 NE Oregon Street, Ste 205, Portland, OR 97293; (971) 673-1190
Washington County, Oregon Resources
- Washington County Historical Society
- Genealogical Society of Washington County
- Hillsboro Historical Society
- Washington County, Oregon Message Boards
- Washington County, Oregon Genealogy Forum
Washington County, Oregon External Links
- Historical Newspapers from Oregon (1816 - 1923)
- Morning Oregonian (Portland, Oregon)
- The Weekly Oregonian (Portland, Oregon)
- The Oregonian (Portland, Oregon)
- Daily Oregonian (Portland, Oregon)
- Washington County, Oregon Books - Amazon
- Portland, Oregon Deaths, 1915-1924
- Washington Co., Oregon - FindaGrave
- Portland, Oregon, its history and builders : in connection with the antecedent explorations, discoveries, and movements of the