Benton County WA Genealogy

USA (1,380,571) > Washington (15,416) > Benton County (233)


Benton County Records by City/Town

Benton Genealogy (6)
Kennewick Genealogy (58)
Prosser Genealogy (32)


Richland Genealogy (23)
White Bluffs Genealogy (5)

Overview of Benton County Records

  • Benton County was created in 1905 from Yakima and Klickitat counties.
  • Birth and death records from 1907 to the present can be obtained from the Washington State Department of Health.
  • The Benton County Auditor has birth records from 1905 to 1907and marriage records starting in 1905.
  • The Benton County Clerk has divorce, probate, and court records starting in 1884.
  • The Benton County Assessor has land records starting in 1885.
  • Online indexes and images of some of the above records can be found by using the links on this site.