|
- source: Getty Thesaurus of Geographic Names
- source: Family History Library Catalog
- the text in this section is copied from an article in Wikipedia
Benton County is a county in the south-central portion of the U.S. state of Washington. As of the 2020 census, its population was 206,873. The county seat is Prosser, and its largest city is Kennewick. The Columbia River demarcates the county's north, south, and east boundaries.
Benton County was created from what were then larger versions of Klickitat County and Yakima County on March 8, 1905, and was named after Missouri statesman Thomas Hart Benton.
Timeline
Date | Event | Source
|
1884 | Court records recorded | Source:Red Book: American State, County, and Town Sources
|
1884 | Probate records recorded | Source:Red Book: American State, County, and Town Sources
|
1885 | Land records recorded | Source:Red Book: American State, County, and Town Sources
|
1905 | Birth records recorded | Source:Red Book: American State, County, and Town Sources
|
1905 | County formed | Source:Red Book: American State, County, and Town Sources
|
1905 | Marriage records recorded | Source:Red Book: American State, County, and Town Sources
|
1910 | First census | Source:Population of States and Counties of the United States: 1790-1990
|
1910 | No significant boundary changes after this year | Source:Population of States and Counties of the United States: 1790-1990
|
Population History
- source: Source:Population of States and Counties of the United States: 1790-1990
Census Year | Population
|
1910 | 7,937
|
1920 | 10,903
|
1930 | 10,952
|
1940 | 12,053
|
1950 | 51,370
|
1960 | 62,070
|
1970 | 67,540
|
1980 | 109,444
|
1990 | 112,560
|
Research Tips
|
|