Population By Race and Ethnicity in Columbia, WA in 2015

Updated on June 16, 2025.

Based on the US Census Vintage data estimates, in 2015, the 3,961 population of Columbia County, Washington comprised of 291 people who identified as Hispanic (7.35%), and 3,670 people who identified as Non-Hispanic (92.65%).

Race: The White Alone population was the largest racial group in Columbia County, Washington with a population of 3,683 (92.98%); Two Or More Races population was the second largest racial group with a population of 98 (2.47%); and American Indian and Alaska Native Alone was the third largest racial group with a population of 68 (1.72%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Columbia County, Washington in 2015, with a population of 3,433 (86.67%); the second largest ethnic group was White Alone - Hispanic with a population of 250 (6.31%); and the third largest ethnic group was Two Or More Races - Non Hispanic with a population of 81 (2.05%).

The charts and tables below shows the population and percentage of each racial and ethnicity group in Columbia, Washington.

You can find similar information for other Washington counties, and for Washington.

See this for other years:
Hispanics and Non Hispanics in Columbia, WA in 2015
Total Population:
Race in Columbia, WA in 2015
Total Population:
Ethnicity in Columbia, WA in 2015
Total Population:
Population By Race in Columbia , WA in 2015
RacePopulationPercentage
Black or African American Alone 27 0.68%
White Alone 3,683 92.98%
American Indian and Alaska Native Alone 68 1.72%
Asian Alone 46 1.16%
Native Hawaiian And Pacific Islander Alone 39 0.99%
Two Or More Races 98 2.47%
Population By Ethnicity in Columbia , WA in 2015
EthnicityPopulationPercentage
Black or African American Alone - Hispanic 4 0.1%
White Alone - Hispanic 250 6.31%
American Indian and Alaska Native Alone - Hispanic 15 0.38%
Asian Alone - Hispanic 5 0.13%
Native Hawaiian And Pacific Islander Alone - Hispanic 0 0%
Two Or More Races - Hispanic 17 0.43%
Black or African American Alone - Non Hispanic 23 0.58%
White Alone - Non Hispanic 3,433 86.67%
American Indian and Alaska Native Alone - Non Hispanic 53 1.34%
Asian Alone - Non Hispanic 41 1.03%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 39 0.99%
Two Or More Races - Non Hispanic 81 2.05%