Population By Race and Ethnicity in St. Charles County, MO in 2011

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2011, the 365,614 population of St. Charles County, Missouri comprised of 10,411 people who identified as Hispanic (2.85%), and 355,203 people who identified as Non-Hispanic (97.15%).

Race: The White Alone population was the largest racial group in St. Charles County, Missouri with a population of 334,247 (91.42%); Black or African American Alone population was the second largest racial group with a population of 15,574 (4.26%); and Asian Alone was the third largest racial group with a population of 8,493 (2.32%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in St. Charles County, Missouri in 2011, with a population of 325,109 (88.92%); the second largest ethnic group was Black or African American Alone - Non Hispanic with a population of 15,268 (4.18%); and the third largest ethnic group was White Alone - Hispanic with a population of 9,138 (2.5%).

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

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

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Hispanics and Non Hispanics in St. Charles County, MO in 2011
Total Population:
Race in St. Charles County, MO in 2011
Total Population:
Ethnicity in St. Charles County, MO in 2011
Total Population:
Population By Race in St. Charles , MO in 2011
Race Population Percentage
Black or African American Alone 15,574 4.26%
White Alone 334,247 91.42%
American Indian and Alaska Native Alone 1,002 0.27%
Asian Alone 8,493 2.32%
Native Hawaiian And Pacific Islander Alone 248 0.07%
Two Or More Races 6,050 1.66%
Population By Ethnicity in St. Charles , MO in 2011
Ethnicity Population Percentage
Black or African American Alone - Hispanic 306 0.08%
White Alone - Hispanic 9,138 2.5%
American Indian and Alaska Native Alone - Hispanic 297 0.08%
Asian Alone - Hispanic 136 0.04%
Native Hawaiian And Pacific Islander Alone - Hispanic 67 0.02%
Two Or More Races - Hispanic 467 0.13%
Black or African American Alone - Non Hispanic 15,268 4.18%
White Alone - Non Hispanic 325,109 88.92%
American Indian and Alaska Native Alone - Non Hispanic 705 0.19%
Asian Alone - Non Hispanic 8,357 2.29%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 181 0.05%
Two Or More Races - Non Hispanic 5,583 1.53%