Population By Race and Ethnicity in St. Mary's County, MD in 2020
Based on the US Census Vintage data estimates, in 2020, the 113,999 population of St. Mary's County, Maryland comprised of 6,565 people who identified as Hispanic (5.76%), and 107,434 people who identified as Non-Hispanic (94.24%).
Race: The White Alone population was the largest racial group in St. Mary's County, Maryland with a population of 88,492 (77.63%); Black or African American Alone population was the second largest racial group with a population of 17,166 (15.06%); and Two Or More Races was the third largest racial group with a population of 4,300 (3.77%).
Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in St. Mary's County, Maryland in 2020, with a population of 83,159 (72.95%); the second largest ethnic group was Black or African American Alone - Non Hispanic with a population of 16,641 (14.6%); and the third largest ethnic group was White Alone - Hispanic with a population of 5,333 (4.68%).
The charts and tables below shows the population and percentage of each racial and ethnicity group in St. Mary's, Maryland.
You can find similar information for other Maryland counties, and for Maryland.
| Race | Population | Percentage |
|---|---|---|
| Black or African American Alone | 17,166 | 15.06% |
| White Alone | 88,492 | 77.63% |
| American Indian and Alaska Native Alone | 562 | 0.49% |
| Asian Alone | 3,336 | 2.93% |
| Native Hawaiian And Pacific Islander Alone | 143 | 0.13% |
| Two Or More Races | 4,300 | 3.77% |
| Ethnicity | Population | Percentage |
|---|---|---|
| Black or African American Alone - Hispanic | 525 | 0.46% |
| White Alone - Hispanic | 5,333 | 4.68% |
| American Indian and Alaska Native Alone - Hispanic | 164 | 0.14% |
| Asian Alone - Hispanic | 73 | 0.06% |
| Native Hawaiian And Pacific Islander Alone - Hispanic | 26 | 0.02% |
| Two Or More Races - Hispanic | 444 | 0.39% |
| Black or African American Alone - Non Hispanic | 16,641 | 14.6% |
| White Alone - Non Hispanic | 83,159 | 72.95% |
| American Indian and Alaska Native Alone - Non Hispanic | 398 | 0.35% |
| Asian Alone - Non Hispanic | 3,263 | 2.86% |
| Native Hawaiian And Pacific Islander Alone - Non Hispanic | 117 | 0.1% |
| Two Or More Races - Non Hispanic | 3,856 | 3.38% |