Population By Race and Ethnicity in St. Louis County, MO in 2019

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2019, the 995,467 population of St. Louis County, Missouri comprised of 29,921 people who identified as Hispanic (3.01%), and 965,546 people who identified as Non-Hispanic (96.99%).

Race: The White Alone population was the largest racial group in St. Louis County, Missouri with a population of 675,116 (67.82%); Black or African American Alone population was the second largest racial group with a population of 248,482 (24.96%); and Asian Alone was the third largest racial group with a population of 46,844 (4.71%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in St. Louis County, Missouri in 2019, with a population of 649,414 (65.24%); the second largest ethnic group was Black or African American Alone - Non Hispanic with a population of 246,338 (24.75%); and the third largest ethnic group was Asian Alone - Non Hispanic with a population of 46,752 (4.7%).

The charts and tables below shows the population and percentage of each racial and ethnicity group in St. Louis, Missouri.

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

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Hispanics and Non Hispanics in St. Louis County, MO in 2019
Total Population:995,467
96.99%
Non Hispanic (96.99%)
Hispanic (3.01%)
Race in St. Louis County, MO in 2019
Total Population:995,467
67.82%24.96%
White Alone (67.82%)
Black or African American Alone (24.96%)
Asian Alone (4.71%)
Two or more races (2.28%)
American Indian and Alaska Native Alone (0.22%)
Native Hawaiian And Pacific Islander Alone (0.02%)
Ethnicity in St. Louis County, MO in 2019
Total Population:995,467
65.24%24.75%
Non-Hispanic White Alone (65.24%)
Non-Hispanic Black or African American Alone (24.75%)
Non-Hispanic Asian Alone (4.7%)
Hispanic White Alone (2.58%)
Non-Hispanic Two or more races (2.13%)
All Other Ethnicities (0.61%)
Population By Race in St. Louis , MO in 2019
Race
Population
Percentage
White Alone 675,116 67.82%
Black or African American Alone 248,482 24.96%
Asian Alone 46,844 4.71%
Two Or More Races 22,658 2.28%
American Indian and Alaska Native Alone 2,152 0.22%
Native Hawaiian And Pacific Islander Alone 215 0.02%
Population By Ethnicity in St. Louis , MO in 2019
Ethnicity
Population
Percentage
White Alone - Non Hispanic 649,414 65.24%
Black or African American Alone - Non Hispanic 246,338 24.75%
Asian Alone - Non Hispanic 46,752 4.7%
White Alone - Hispanic 25,702 2.58%
Two Or More Races - Non Hispanic 21,208 2.13%
Black or African American Alone - Hispanic 2,144 0.22%
American Indian and Alaska Native Alone - Non Hispanic 1,672 0.17%
Two Or More Races - Hispanic 1,450 0.15%
American Indian and Alaska Native Alone - Hispanic 480 0.05%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 162 0.02%
Asian Alone - Hispanic 92 0.01%
Native Hawaiian And Pacific Islander Alone - Hispanic 53 0.01%