Population By Race and Ethnicity in Washington County, OR in 2010

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2010, the 531,652 population of Washington County, Oregon comprised of 83,697 people who identified as Hispanic (15.74%), and 447,955 people who identified as Non-Hispanic (84.26%).

Race: The White Alone population was the largest racial group in Washington County, Oregon with a population of 445,324 (83.76%); Asian Alone population was the second largest racial group with a population of 47,277 (8.89%); and Two Or More Races was the third largest racial group with a population of 19,714 (3.71%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Washington County, Oregon in 2010, with a population of 371,169 (69.81%); the second largest ethnic group was White Alone - Hispanic with a population of 74,155 (13.95%); and the third largest ethnic group was Asian Alone - Non Hispanic with a population of 46,253 (8.7%).

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 2010
Total Population:
Race in Washington County, OR in 2010
Total Population:
Ethnicity in Washington County, OR in 2010
Total Population:
Population By Race in Washington , OR in 2010
Race Population Percentage
Black or African American Alone 10,703 2.01%
White Alone 445,324 83.76%
American Indian and Alaska Native Alone 5,912 1.11%
Asian Alone 47,277 8.89%
Native Hawaiian And Pacific Islander Alone 2,722 0.51%
Two Or More Races 19,714 3.71%
Population By Ethnicity in Washington , OR in 2010
Ethnicity Population Percentage
Black or African American Alone - Hispanic 1,693 0.32%
White Alone - Hispanic 74,155 13.95%
American Indian and Alaska Native Alone - Hispanic 3,316 0.62%
Asian Alone - Hispanic 1,024 0.19%
Native Hawaiian And Pacific Islander Alone - Hispanic 393 0.07%
Two Or More Races - Hispanic 3,116 0.59%
Black or African American Alone - Non Hispanic 9,010 1.7%
White Alone - Non Hispanic 371,169 69.81%
American Indian and Alaska Native Alone - Non Hispanic 2,596 0.49%
Asian Alone - Non Hispanic 46,253 8.7%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 2,329 0.44%
Two Or More Races - Non Hispanic 16,598 3.12%