- https://data.census.gov/profile/Walla_Walla_County,_Washington?g=050XX00US53071
- Walla Walla County, Washington (data.census.gov)
Walla Walla County, Washington has 1,270.0 square miles of land area and is the 26th largest county in Washington by total area. Walla Walla County, Washington is bordered by Franklin County, Washington, Columbia County, Washington, Umatilla County, Oregon, and Benton County, Washington.
- Walla Walla County, Washington (Wikipedia)
Walla Walla County (/ˌwɑːlə ˈwɑːlə/ WAH-lə WAH-lə) is a county located in the southeast of the U.S. state of Washington. As of the 2020 census, its population was 62,584. The county seat and largest city is Walla Walla. The county was formed on April 25, 1854 and is named after the Walla Walla tribe of Native Americans.
