Population By Race and Ethnicity in St Clair, MO in 2010

Updated on June 16, 2025.

Based on the US Census Vintage data estimates, in 2010, the 9,823 population of St Clair County, Missouri comprised of 176 people who identified as Hispanic (1.79%), and 9,647 people who identified as Non-Hispanic (98.21%).

Race: The White Alone population was the largest racial group in St Clair County, Missouri with a population of 9,538 (97.1%); Two Or More Races population was the second largest racial group with a population of 150 (1.53%); and American Indian and Alaska Native Alone was the third largest racial group with a population of 68 (0.69%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in St Clair County, Missouri in 2010, with a population of 9,389 (95.58%); the second largest ethnic group was White Alone - Hispanic with a population of 149 (1.52%); and the third largest ethnic group was Two Or More Races - Non Hispanic with a population of 141 (1.44%).

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

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

See this for other years:
Hispanics and Non Hispanics in St Clair, MO in 2010
Total Population:
Race in St Clair, MO in 2010
Total Population:
Ethnicity in St Clair, MO in 2010
Total Population:
Population By Race in St Clair , MO in 2010
RacePopulationPercentage
Black or African American Alone 54 0.55%
White Alone 9,538 97.1%
American Indian and Alaska Native Alone 68 0.69%
Asian Alone 12 0.12%
Native Hawaiian And Pacific Islander Alone 1 0.01%
Two Or More Races 150 1.53%
Population By Ethnicity in St Clair , MO in 2010
EthnicityPopulationPercentage
Black or African American Alone - Hispanic 7 0.07%
White Alone - Hispanic 149 1.52%
American Indian and Alaska Native Alone - Hispanic 11 0.11%
Asian Alone - Hispanic 0 0%
Native Hawaiian And Pacific Islander Alone - Hispanic 0 0%
Two Or More Races - Hispanic 9 0.09%
Black or African American Alone - Non Hispanic 47 0.48%
White Alone - Non Hispanic 9,389 95.58%
American Indian and Alaska Native Alone - Non Hispanic 57 0.58%
Asian Alone - Non Hispanic 12 0.12%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 1 0.01%
Two Or More Races - Non Hispanic 141 1.44%