Benton County, Washington Basics:
Benton County Washington - Government Site
Population: 182,383
Area: 1700 square miles
County seat: Prosser
Area code(s) in use: 509
Time zone: PST
High school graduate or higher: 88.9%
Bachelor's degree or higher: 28.6%
Median household income: $60,300
Persons in poverty: 12.9%
Home ownership rate: 69.1%
Mean travel time to work: 21.3 minutes
Adjacent counties:
Franklin Grant Klickitat Morrow (OR) Umatilla (OR) Walla Walla Yakima