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  5. Columbia County

Where is Columbia County, Washington?

location of Columbia county on a map

Columbia County is a county equivalent area found in Washington, USA. The county government of Columbia is found in the county seat of Dayton.

With a total 2,262.36 sq. km of land and water area, Columbia County, Washington is the 1034th largest county equivalent area in the United States. Home to 3,985 people, Columbia County has a total 2110 households earning 42519 on average per year.

Columbia County, Washington - Quick Facts

FIPS Code 53013
Area Codes 509
Time Zone PST
Major Cities Dayton (population: 3,657), Starbuck (population: 155)
Land Area 1,539 sq miles
Water Area 869 sq miles
Household Income $42,519
Housing Units 2,110
Median Home Value $147,900
High School Grads 86% of population
Holders of Bachelors Degrees 17% of population
Retail Spending $7,308 per capita
Food & Accomodation Sales $2,686 per capita

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This page was last updated on June 30, 2016.