Population By Race and Ethnicity in Marion County, OR in 2020

Updated on August 1, 2024.

Based on the US Census Vintage data estimates, in 2020, the 346,350 population of Marion County, Oregon comprised of 96,283 people who identified as Hispanic (27.8%), and 250,067 people who identified as Non-Hispanic (72.2%).

Race: The White Alone population was the largest racial group in Marion County, Oregon with a population of 305,557 (88.22%); Two Or More Races population was the second largest racial group with a population of 13,084 (3.78%); and American Indian and Alaska Native Alone was the third largest racial group with a population of 9,438 (2.73%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Marion County, Oregon in 2020, with a population of 221,508 (63.96%); the second largest ethnic group was White Alone - Hispanic with a population of 84,049 (24.27%); and the third largest ethnic group was Two Or More Races - Non Hispanic with a population of 9,677 (2.79%).

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

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

See this for other years:
Hispanics and Non Hispanics in Marion County, OR in 2020
Total Population:
Race in Marion County, OR in 2020
Total Population:
Ethnicity in Marion County, OR in 2020
Total Population:
Population By Race in Marion , OR in 2020
Race Population Percentage
Black or African American Alone 5,519 1.59%
White Alone 305,557 88.22%
American Indian and Alaska Native Alone 9,438 2.73%
Asian Alone 8,897 2.57%
Native Hawaiian And Pacific Islander Alone 3,855 1.11%
Two Or More Races 13,084 3.78%
Population By Ethnicity in Marion , OR in 2020
Ethnicity Population Percentage
Black or African American Alone - Hispanic 1,583 0.46%
White Alone - Hispanic 84,049 24.27%
American Indian and Alaska Native Alone - Hispanic 6,024 1.74%
Asian Alone - Hispanic 897 0.26%
Native Hawaiian And Pacific Islander Alone - Hispanic 323 0.09%
Two Or More Races - Hispanic 3,407 0.98%
Black or African American Alone - Non Hispanic 3,936 1.14%
White Alone - Non Hispanic 221,508 63.96%
American Indian and Alaska Native Alone - Non Hispanic 3,414 0.99%
Asian Alone - Non Hispanic 8,000 2.31%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 3,532 1.02%
Two Or More Races - Non Hispanic 9,677 2.79%