Population By Race and Ethnicity in Washington County, MD in 2011

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2011, the 148,807 population of Washington County, Maryland comprised of 5,480 people who identified as Hispanic (3.68%), and 143,327 people who identified as Non-Hispanic (96.32%).

Race: The White Alone population was the largest racial group in Washington County, Maryland with a population of 127,195 (85.48%); Black or African American Alone population was the second largest racial group with a population of 15,312 (10.29%); and Two Or More Races was the third largest racial group with a population of 3,611 (2.43%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Washington County, Maryland in 2011, with a population of 122,819 (82.54%); the second largest ethnic group was Black or African American Alone - Non Hispanic with a population of 14,779 (9.93%); and the third largest ethnic group was White Alone - Hispanic with a population of 4,376 (2.94%).

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 2011
Total Population:
Race in Washington County, MD in 2011
Total Population:
Ethnicity in Washington County, MD in 2011
Total Population:
Population By Race in Washington , MD in 2011
Race Population Percentage
Black or African American Alone 15,312 10.29%
White Alone 127,195 85.48%
American Indian and Alaska Native Alone 402 0.27%
Asian Alone 2,195 1.48%
Native Hawaiian And Pacific Islander Alone 92 0.06%
Two Or More Races 3,611 2.43%
Population By Ethnicity in Washington , MD in 2011
Ethnicity Population Percentage
Black or African American Alone - Hispanic 533 0.36%
White Alone - Hispanic 4,376 2.94%
American Indian and Alaska Native Alone - Hispanic 155 0.1%
Asian Alone - Hispanic 39 0.03%
Native Hawaiian And Pacific Islander Alone - Hispanic 21 0.01%
Two Or More Races - Hispanic 356 0.24%
Black or African American Alone - Non Hispanic 14,779 9.93%
White Alone - Non Hispanic 122,819 82.54%
American Indian and Alaska Native Alone - Non Hispanic 247 0.17%
Asian Alone - Non Hispanic 2,156 1.45%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 71 0.05%
Two Or More Races - Non Hispanic 3,255 2.19%