Clark County, Washington Basics:
Clark County Washington - Government Site
Population: 437,871
Area: 629 square miles
County seat: Vancouver
Area code(s) in use: 360
Time zone: PST
High school graduate or higher: 91.0%
Bachelor's degree or higher: 26.0%
Median household income: $58,764
Persons in poverty: 12.0%
Home ownership rate: 65.9%
Mean travel time to work: 24.7 minutes
Adjacent counties:
Columbia (OR) Cowlitz Multnomah (OR) Skamania