Walla Walla County, Washington Basics:
Walla Walla County Washington - Government Site
Population: 59,400
Area: 1270 square miles
County seat: Walla Walla
Area code(s) in use: 509
Time zone: PST
High school graduate or higher: 87.6%
Bachelor's degree or higher: 25.7%
Median household income: $47,166
Persons in poverty: 17.8%
Home ownership rate: 62.5%
Mean travel time to work: 15.1 minutes
Adjacent counties:
Benton Columbia Franklin Umatilla (OR) Wallowa (OR) Whitman