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

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2019, the 401,625 population of St. Charles County, Missouri comprised of 13,767 people who identified as Hispanic (3.43%), and 387,858 people who identified as Non-Hispanic (96.57%).

Race: The White Alone population was the largest racial group in St. Charles County, Missouri with a population of 359,815 (89.59%); Black or African American Alone population was the second largest racial group with a population of 21,169 (5.27%); and Asian Alone was the third largest racial group with a population of 11,032 (2.75%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in St. Charles County, Missouri in 2019, with a population of 347,622 (86.55%); the second largest ethnic group was Black or African American Alone - Non Hispanic with a population of 20,707 (5.16%); and the third largest ethnic group was White Alone - Hispanic with a population of 12,193 (3.04%).

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 2019
Total Population:401,625
96.57%
Non Hispanic (96.57%)
Hispanic (3.43%)
Race in St. Charles County, MO in 2019
Total Population:401,625
89.59%
White Alone (89.59%)
Black or African American Alone (5.27%)
Asian Alone (2.75%)
Two or more races (2.1%)
American Indian and Alaska Native Alone (0.23%)
Native Hawaiian And Pacific Islander Alone (0.06%)
Ethnicity in St. Charles County, MO in 2019
Total Population:401,625
86.55%
Non-Hispanic White Alone (86.55%)
Non-Hispanic Black or African American Alone (5.16%)
Hispanic White Alone (3.04%)
Non-Hispanic Asian Alone (2.71%)
Non-Hispanic Two or more races (1.96%)
All Other Ethnicities (0.59%)
Population By Race in St. Charles , MO in 2019
Race
Population
Percentage
White Alone 359,815 89.59%
Black or African American Alone 21,169 5.27%
Asian Alone 11,032 2.75%
Two Or More Races 8,444 2.1%
American Indian and Alaska Native Alone 920 0.23%
Native Hawaiian And Pacific Islander Alone 245 0.06%
Population By Ethnicity in St. Charles , MO in 2019
Ethnicity
Population
Percentage
White Alone - Non Hispanic 347,622 86.55%
Black or African American Alone - Non Hispanic 20,707 5.16%
White Alone - Hispanic 12,193 3.04%
Asian Alone - Non Hispanic 10,863 2.71%
Two Or More Races - Non Hispanic 7,870 1.96%
American Indian and Alaska Native Alone - Non Hispanic 623 0.16%
Two Or More Races - Hispanic 574 0.14%
Black or African American Alone - Hispanic 462 0.12%
American Indian and Alaska Native Alone - Hispanic 297 0.07%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 173 0.04%
Asian Alone - Hispanic 169 0.04%
Native Hawaiian And Pacific Islander Alone - Hispanic 72 0.02%