Washington County OR Genealogy

USA (1,379,301) > Oregon (12,604) > Washington County (458)


Washington County Records by City/Town

Aloha Genealogy (31)
Banks Genealogy (39)
Beaverton Genealogy (67)
Cornelius Genealogy (36)
Forest Grove Genealogy (86)
Gaston Genealogy (38)


Hillsboro Genealogy (84)
Huber Genealogy (28)
North Plains Genealogy (44)
Sherwood Genealogy (46)
Tigard Genealogy (53)
Tualatin Genealogy (32)


Overview of Washington County Records

  • Washington County was created in 1843.
  • Birth and death records from 1903 to the present, as well as marriage records from 1911 to the present, can be obtained from the Oregon Health Authority.
  • The Washington County Records Section has marriage records starting in 1842, land records starting in 1847 and military records starting in 1850.
  • The Washington County Clerk Circuit Court has divorce and court records starting in 1844, probate records starting in 1842, and naturalization records starting in 1906.
  • Online indexes and images of some of the above records can be found by using the links on this site.