- Asotin County, Washington (data.census.gov)
Asotin County, Washington has 636.1 square miles of land area and is the 34th largest county in Washington by total area. Asotin County, Washington is bordered by Nez Perce County, Idaho, Garfield County, Washington, Wallowa County, Oregon, and Whitman County, Washington.
- Asotin County, Washington (Wikipedia)
Asotin County (/əˈsoʊtən/) is a county in the far southeastern corner of the U.S. state of Washington. As of the 2020 census, the population was 22,285. The county seat is at Asotin, and its largest city is Clarkston. The county was created out of Garfield County in 1883 and derives its name from a Nez Perce word meaning “Eel Creek.” Asotin County is part of the Lewiston–Clarkston metropolitan area, which includes Nez Perce County, Idaho, and Asotin County.