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

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2021, the 155,197 population of Washington County, Maryland comprised of 10,183 people who identified as Hispanic (6.56%), and 145,014 people who identified as Non-Hispanic (93.44%).

Race: The White Alone population was the largest racial group in Washington County, Maryland with a population of 125,927 (81.14%); Black or African American Alone population was the second largest racial group with a population of 20,081 (12.94%); and Two Or More Races was the third largest racial group with a population of 5,271 (3.4%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Washington County, Maryland in 2021, with a population of 117,932 (75.99%); the second largest ethnic group was Black or African American Alone - Non Hispanic with a population of 18,948 (12.21%); and the third largest ethnic group was White Alone - Hispanic with a population of 7,995 (5.15%).

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 20,081 12.94%
White Alone 125,927 81.14%
American Indian and Alaska Native Alone 597 0.39%
Asian Alone 3,188 2.05%
Native Hawaiian And Pacific Islander Alone 133 0.09%
Two Or More Races 5,271 3.4%
Population By Ethnicity in Washington , MD in 2021
Ethnicity Population Percentage
Black or African American Alone - Hispanic 1,133 0.73%
White Alone - Hispanic 7,995 5.15%
American Indian and Alaska Native Alone - Hispanic 327 0.21%
Asian Alone - Hispanic 124 0.08%
Native Hawaiian And Pacific Islander Alone - Hispanic 35 0.02%
Two Or More Races - Hispanic 569 0.37%
Black or African American Alone - Non Hispanic 18,948 12.21%
White Alone - Non Hispanic 117,932 75.99%
American Indian and Alaska Native Alone - Non Hispanic 270 0.17%
Asian Alone - Non Hispanic 3,064 1.97%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 98 0.06%
Two Or More Races - Non Hispanic 4,702 3.03%