| Year | Population |
|---|---|
| 1980. | 108674 |
| 1990. | 112560 |
| 2000. | 142475 |
| 2010. | 175177 |
www.co.benton.wa.us
Washington
Benton County
County
53005
County seat is in Prosser
Founded in 1905
Area: 1,703 square miles
County board has 3 members
FIPS code: 53005
Zipcodes in Benton County: 99320, 99346, 99354, 99353, 99352, 99350, 99345, 99338, 99337, 99336
Beaver James
Bowman Leo
Chilton Brenda
Davidson Duane
Delvin Josie
No associations
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