In 2023, Columbia County, WA had a population of 4k people with a median age of 52.1 and a median household income of $71,528. Between 2022 and 2023 the population of Columbia County, WA grew from 3,980 to 3,996, a 0.402% increase and its median household income grew from $68,825 to $71,528, a 3.93% increase.
The 5 largest ethnic groups in Columbia County, WA are White (Non-Hispanic) (81.5%), Two Races Excluding Other, & Three or More Races (Non-Hispanic) (7.43%), Two Races Including Other (Hispanic) (4.1%), Other (Hispanic) (4.08%), and Two Races Including Other (Non-Hispanic) (1.6%).
None of the households in Columbia County, WA reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.
97.3% of the residents in Columbia County, WA are U.S. citizens.
In 2023, the median property value in Columbia County, WA was $256,100, and the homeownership rate was 77.9%.
Most people in Columbia County, WA drove alone to work, and the average commute time was 20.5 minutes. The average car ownership in Columbia County, WA was 3 cars per household.
Columbia County, WA borders Umatilla County, OR, Wallowa County, OR, Franklin County, WA, Garfield County, WA, Walla Walla County, WA, and Whitman County, WA.