Population By Race and Ethnicity in Adams, WA in 2021

Updated on June 16, 2025.

Based on the US Census Vintage data estimates, in 2021, the 20,647 population of Adams County, Washington comprised of 13,211 people who identified as Hispanic (63.99%), and 7,436 people who identified as Non-Hispanic (36.02%).

Race: The White Alone population was the largest racial group in Adams County, Washington with a population of 18,144 (87.88%); American Indian and Alaska Native Alone population was the second largest racial group with a population of 1,270 (6.15%); and Black or African American Alone was the third largest racial group with a population of 499 (2.42%).

Ethnicity: The White Alone - Hispanic population was the largest ethnic group in Adams County, Washington in 2021, with a population of 11,356 (55%); the second largest ethnic group was White Alone - Non Hispanic with a population of 6,788 (32.88%); and the third largest ethnic group was American Indian and Alaska Native Alone - Hispanic with a population of 1,173 (5.68%).

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

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

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Hispanics and Non Hispanics in Adams, WA in 2021
Total Population:
Race in Adams, WA in 2021
Total Population:
Ethnicity in Adams, WA in 2021
Total Population:
Population By Race in Adams , WA in 2021
Race Population Percentage
Black or African American Alone 499 2.42%
White Alone 18,144 87.88%
American Indian and Alaska Native Alone 1,270 6.15%
Asian Alone 297 1.44%
Native Hawaiian And Pacific Islander Alone 53 0.26%
Two Or More Races 384 1.86%
Population By Ethnicity in Adams , WA in 2021
Ethnicity Population Percentage
Black or African American Alone - Hispanic 334 1.62%
White Alone - Hispanic 11,356 55%
American Indian and Alaska Native Alone - Hispanic 1,173 5.68%
Asian Alone - Hispanic 137 0.66%
Native Hawaiian And Pacific Islander Alone - Hispanic 38 0.18%
Two Or More Races - Hispanic 173 0.84%
Black or African American Alone - Non Hispanic 165 0.8%
White Alone - Non Hispanic 6,788 32.88%
American Indian and Alaska Native Alone - Non Hispanic 97 0.47%
Asian Alone - Non Hispanic 160 0.78%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 15 0.07%
Two Or More Races - Non Hispanic 211 1.02%