Population By Race and Ethnicity in St. Louis County, MO in 2012

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2012, the 1,000,975 population of St. Louis County, Missouri comprised of 25,695 people who identified as Hispanic (2.57%), and 975,280 people who identified as Non-Hispanic (97.43%).

Race: The White Alone population was the largest racial group in St. Louis County, Missouri with a population of 705,098 (70.44%); Black or African American Alone population was the second largest racial group with a population of 237,369 (23.71%); and Asian Alone was the third largest racial group with a population of 37,538 (3.75%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in St. Louis County, Missouri in 2012, with a population of 683,255 (68.26%); the second largest ethnic group was Black or African American Alone - Non Hispanic with a population of 235,477 (23.53%); and the third largest ethnic group was Asian Alone - Non Hispanic with a population of 37,341 (3.73%).

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 2012
Total Population:
Race in St. Louis County, MO in 2012
Total Population:
Ethnicity in St. Louis County, MO in 2012
Total Population:
Population By Race in St. Louis , MO in 2012
Race Population Percentage
Black or African American Alone 237,369 23.71%
White Alone 705,098 70.44%
American Indian and Alaska Native Alone 2,140 0.21%
Asian Alone 37,538 3.75%
Native Hawaiian And Pacific Islander Alone 256 0.03%
Two Or More Races 18,574 1.86%
Population By Ethnicity in St. Louis , MO in 2012
Ethnicity Population Percentage
Black or African American Alone - Hispanic 1,892 0.19%
White Alone - Hispanic 21,843 2.18%
American Indian and Alaska Native Alone - Hispanic 521 0.05%
Asian Alone - Hispanic 197 0.02%
Native Hawaiian And Pacific Islander Alone - Hispanic 62 0.01%
Two Or More Races - Hispanic 1,180 0.12%
Black or African American Alone - Non Hispanic 235,477 23.53%
White Alone - Non Hispanic 683,255 68.26%
American Indian and Alaska Native Alone - Non Hispanic 1,619 0.16%
Asian Alone - Non Hispanic 37,341 3.73%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 194 0.02%
Two Or More Races - Non Hispanic 17,394 1.74%