Population By Race and Ethnicity in Washington County, OR in 2021

Updated on August 1, 2024.

Based on the US Census Vintage data estimates, in 2021, the 602,453 population of Washington County, Oregon comprised of 109,503 people who identified as Hispanic (18.18%), and 492,950 people who identified as Non-Hispanic (81.82%).

Race: The White Alone population was the largest racial group in Washington County, Oregon with a population of 472,882 (78.49%); Asian Alone population was the second largest racial group with a population of 73,822 (12.25%); and Two Or More Races was the third largest racial group with a population of 28,667 (4.76%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Washington County, Oregon in 2021, with a population of 377,063 (62.59%); the second largest ethnic group was White Alone - Hispanic with a population of 95,819 (15.91%); and the third largest ethnic group was Asian Alone - Non Hispanic with a population of 72,195 (11.98%).

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

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

See this for other years:
Hispanics and Non Hispanics in Washington County, OR in 2021
Total Population:
Race in Washington County, OR in 2021
Total Population:
Ethnicity in Washington County, OR in 2021
Total Population:
Population By Race in Washington , OR in 2021
Race Population Percentage
Black or African American Alone 16,486 2.74%
White Alone 472,882 78.49%
American Indian and Alaska Native Alone 7,192 1.19%
Asian Alone 73,822 12.25%
Native Hawaiian And Pacific Islander Alone 3,404 0.56%
Two Or More Races 28,667 4.76%
Population By Ethnicity in Washington , OR in 2021
Ethnicity Population Percentage
Black or African American Alone - Hispanic 2,255 0.37%
White Alone - Hispanic 95,819 15.91%
American Indian and Alaska Native Alone - Hispanic 4,446 0.74%
Asian Alone - Hispanic 1,627 0.27%
Native Hawaiian And Pacific Islander Alone - Hispanic 444 0.07%
Two Or More Races - Hispanic 4,912 0.82%
Black or African American Alone - Non Hispanic 14,231 2.36%
White Alone - Non Hispanic 377,063 62.59%
American Indian and Alaska Native Alone - Non Hispanic 2,746 0.46%
Asian Alone - Non Hispanic 72,195 11.98%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 2,960 0.49%
Two Or More Races - Non Hispanic 23,755 3.94%