Population By Race and Ethnicity in St. Louis County, MO in 2017

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2017, the 997,116 population of St. Louis County, Missouri comprised of 28,887 people who identified as Hispanic (2.9%), and 968,229 people who identified as Non-Hispanic (97.1%).

Race: The White Alone population was the largest racial group in St. Louis County, Missouri with a population of 684,307 (68.63%); Black or African American Alone population was the second largest racial group with a population of 244,859 (24.56%); and Asian Alone was the third largest racial group with a population of 43,966 (4.41%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in St. Louis County, Missouri in 2017, with a population of 659,496 (66.14%); the second largest ethnic group was Black or African American Alone - Non Hispanic with a population of 242,838 (24.35%); and the third largest ethnic group was Asian Alone - Non Hispanic with a population of 43,841 (4.4%).

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.

See this for other years:
Hispanics and Non Hispanics in St. Louis County, MO in 2017
Total Population:
Race in St. Louis County, MO in 2017
Total Population:
Ethnicity in St. Louis County, MO in 2017
Total Population:
Population By Race in St. Louis , MO in 2017
Race Population Percentage
Black or African American Alone 244,859 24.56%
White Alone 684,307 68.63%
American Indian and Alaska Native Alone 2,085 0.21%
Asian Alone 43,966 4.41%
Native Hawaiian And Pacific Islander Alone 225 0.02%
Two Or More Races 21,674 2.17%
Population By Ethnicity in St. Louis , MO in 2017
Ethnicity Population Percentage
Black or African American Alone - Hispanic 2,021 0.2%
White Alone - Hispanic 24,811 2.49%
American Indian and Alaska Native Alone - Hispanic 493 0.05%
Asian Alone - Hispanic 125 0.01%
Native Hawaiian And Pacific Islander Alone - Hispanic 56 0.01%
Two Or More Races - Hispanic 1,381 0.14%
Black or African American Alone - Non Hispanic 242,838 24.35%
White Alone - Non Hispanic 659,496 66.14%
American Indian and Alaska Native Alone - Non Hispanic 1,592 0.16%
Asian Alone - Non Hispanic 43,841 4.4%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 169 0.02%
Two Or More Races - Non Hispanic 20,293 2.04%