Population By Race and Ethnicity in Montgomery County, MD in 2019

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2019, the 1,051,129 population of Montgomery County, Maryland comprised of 207,898 people who identified as Hispanic (19.78%), and 843,231 people who identified as Non-Hispanic (80.22%).

Race: The White Alone population was the largest racial group in Montgomery County, Maryland with a population of 627,549 (59.7%); Black or African American Alone population was the second largest racial group with a population of 211,642 (20.14%); and Asian Alone was the third largest racial group with a population of 165,858 (15.78%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Montgomery County, Maryland in 2019, with a population of 452,128 (43.01%); the second largest ethnic group was Black or African American Alone - Non Hispanic with a population of 196,254 (18.67%); and the third largest ethnic group was White Alone - Hispanic with a population of 175,421 (16.69%).

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

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

See this for other years:
Hispanics and Non Hispanics in Montgomery County, MD in 2019
Total Population:
Race in Montgomery County, MD in 2019
Total Population:
Ethnicity in Montgomery County, MD in 2019
Total Population:
Population By Race in Montgomery , MD in 2019
Race Population Percentage
Black or African American Alone 211,642 20.14%
White Alone 627,549 59.7%
American Indian and Alaska Native Alone 8,033 0.76%
Asian Alone 165,858 15.78%
Native Hawaiian And Pacific Islander Alone 1,134 0.11%
Two Or More Races 36,913 3.51%
Population By Ethnicity in Montgomery , MD in 2019
Ethnicity Population Percentage
Black or African American Alone - Hispanic 15,388 1.46%
White Alone - Hispanic 175,421 16.69%
American Indian and Alaska Native Alone - Hispanic 6,257 0.6%
Asian Alone - Hispanic 2,900 0.28%
Native Hawaiian And Pacific Islander Alone - Hispanic 684 0.07%
Two Or More Races - Hispanic 7,248 0.69%
Black or African American Alone - Non Hispanic 196,254 18.67%
White Alone - Non Hispanic 452,128 43.01%
American Indian and Alaska Native Alone - Non Hispanic 1,776 0.17%
Asian Alone - Non Hispanic 162,958 15.5%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 450 0.04%
Two Or More Races - Non Hispanic 29,665 2.82%