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Welcome to Benton County ...

Time Zone: Benton County lies in the Pacific Time Zone (PST/PDT) and observes daylight saving time.

The community of Prosser is the Seat for Benton County.

Benton County was founded in 1905. Benton was created by taking area from Yakima and Klickitat Counties.

From the Census Estimates for 2019, <1> Benton had a population of 204,390 people. This is an increase of 15.82% since the last Census (which gave a population of 176,465 people in 2010).

At the time of the 2010 Census, Benton represented 2.62% of the total population of Washington.

Below are some of the communities located in Benton County:

  • Benton City
    (5 miles [8 km] to the west)
  • Kennewick
    (11 miles [17.7 km] to the east)
  • Prosser
    (18 miles [29 km] to the west)
    • Jump to our Gazetteer entry for Prosser
    • Prosser is located in Benton County (WA)
    • Population from the 2020 Census: 6,398 people
    • Jump to TripAdvisor's Tourism page for Prosser <2>
  • Richland
    (5 miles [8 km] to the northeast)
    • Jump to our Gazetteer entry for Richland
    • Richland is located in Benton County (WA)
    • Population from the 2020 Census: 59,439 people
    • Jump to TripAdvisor's Tourism page for Richland <2>
  • West Richland
    (4 miles [6.4 km] to the north)

Websites of Interest ...

Footnotes ...

<1>On a yearly basis, the US Census Bureau creates an estimate of the county's population. Keep in mind that this is an estimate and not an actual count. The last physical count was the 2010 Census and the next count will be for the 2020 Census.
<2>While we're fans and frequent users of TripAdvisor, you should know that we're also members of the TripAdvisor affiliate program.