Population By Race and Ethnicity in Washington County, OR in 2015

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2015, the 572,955 population of Washington County, Oregon comprised of 92,934 people who identified as Hispanic (16.22%), and 480,021 people who identified as Non-Hispanic (83.78%).

Race: The White Alone population was the largest racial group in Washington County, Oregon with a population of 467,702 (81.63%); Asian Alone population was the second largest racial group with a population of 59,096 (10.31%); and Two Or More Races was the third largest racial group with a population of 24,076 (4.2%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Washington County, Oregon in 2015, with a population of 385,677 (67.31%); the second largest ethnic group was White Alone - Hispanic with a population of 82,025 (14.32%); and the third largest ethnic group was Asian Alone - Non Hispanic with a population of 57,864 (10.1%).

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 2015
Total Population:
Race in Washington County, OR in 2015
Total Population:
Ethnicity in Washington County, OR in 2015
Total Population:
Population By Race in Washington , OR in 2015
Race Population Percentage
Black or African American Alone 12,606 2.2%
White Alone 467,702 81.63%
American Indian and Alaska Native Alone 6,408 1.12%
Asian Alone 59,096 10.31%
Native Hawaiian And Pacific Islander Alone 3,067 0.54%
Two Or More Races 24,076 4.2%
Population By Ethnicity in Washington , OR in 2015
Ethnicity Population Percentage
Black or African American Alone - Hispanic 1,778 0.31%
White Alone - Hispanic 82,025 14.32%
American Indian and Alaska Native Alone - Hispanic 3,629 0.63%
Asian Alone - Hispanic 1,232 0.22%
Native Hawaiian And Pacific Islander Alone - Hispanic 391 0.07%
Two Or More Races - Hispanic 3,879 0.68%
Black or African American Alone - Non Hispanic 10,828 1.89%
White Alone - Non Hispanic 385,677 67.31%
American Indian and Alaska Native Alone - Non Hispanic 2,779 0.49%
Asian Alone - Non Hispanic 57,864 10.1%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 2,676 0.47%
Two Or More Races - Non Hispanic 20,197 3.53%