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

Updated on August 1, 2024.

Based on the US Census Vintage data estimates, in 2021, the 155,143 population of Washington County, Maryland comprised of 11,136 people who identified as Hispanic (7.18%), and 144,007 people who identified as Non-Hispanic (92.82%).

Race: The White Alone population was the largest racial group in Washington County, Maryland with a population of 125,695 (81.02%); Black or African American Alone population was the second largest racial group with a population of 20,238 (13.05%); and Two Or More Races was the third largest racial group with a population of 5,299 (3.42%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Washington County, Maryland in 2021, with a population of 116,931 (75.37%); the second largest ethnic group was Black or African American Alone - Non Hispanic with a population of 19,006 (12.25%); and the third largest ethnic group was White Alone - Hispanic with a population of 8,764 (5.65%).

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

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

See this for other years:
Hispanics and Non Hispanics in Washington County, MD in 2021
Total Population:
Race in Washington County, MD in 2021
Total Population:
Ethnicity in Washington County, MD in 2021
Total Population:
Population By Race in Washington , MD in 2021
Race Population Percentage
Black or African American Alone 20,238 13.05%
White Alone 125,695 81.02%
American Indian and Alaska Native Alone 624 0.4%
Asian Alone 3,157 2.04%
Native Hawaiian And Pacific Islander Alone 130 0.08%
Two Or More Races 5,299 3.42%
Population By Ethnicity in Washington , MD in 2021
Ethnicity Population Percentage
Black or African American Alone - Hispanic 1,232 0.79%
White Alone - Hispanic 8,764 5.65%
American Indian and Alaska Native Alone - Hispanic 361 0.23%
Asian Alone - Hispanic 131 0.08%
Native Hawaiian And Pacific Islander Alone - Hispanic 34 0.02%
Two Or More Races - Hispanic 614 0.4%
Black or African American Alone - Non Hispanic 19,006 12.25%
White Alone - Non Hispanic 116,931 75.37%
American Indian and Alaska Native Alone - Non Hispanic 263 0.17%
Asian Alone - Non Hispanic 3,026 1.95%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 96 0.06%
Two Or More Races - Non Hispanic 4,685 3.02%