Population By Race and Ethnicity in St. Charles County, MO in 2010

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2010, the 361,808 population of St. Charles County, Missouri comprised of 10,069 people who identified as Hispanic (2.78%), and 351,739 people who identified as Non-Hispanic (97.22%).

Race: The White Alone population was the largest racial group in St. Charles County, Missouri with a population of 331,369 (91.59%); Black or African American Alone population was the second largest racial group with a population of 15,262 (4.22%); and Asian Alone was the third largest racial group with a population of 8,146 (2.25%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in St. Charles County, Missouri in 2010, with a population of 322,457 (89.12%); the second largest ethnic group was Black or African American Alone - Non Hispanic with a population of 15,017 (4.15%); and the third largest ethnic group was White Alone - Hispanic with a population of 8,912 (2.46%).

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.

Data Source: US Census Bureau (Vintage).

See this for other years:

Hispanics and Non Hispanics in St. Charles County, MO in 2010

Total Population:361,808

Non Hispanic (97.22%)

Hispanic (2.78%)

Race in St. Charles County, MO in 2010

Total Population:361,808

White Alone (91.59%)

Black or African American Alone (4.22%)

Asian Alone (2.25%)

Two or more races (1.6%)

American Indian and Alaska Native Alone (0.27%)

Native Hawaiian And Pacific Islander Alone (0.07%)

Ethnicity in St. Charles County, MO in 2010

Total Population:361,808

Non-Hispanic White Alone (89.12%)

Non-Hispanic Black or African American Alone (4.15%)

Hispanic White Alone (2.46%)

Non-Hispanic Asian Alone (2.22%)

Non-Hispanic Two or more races (1.48%)

All Other Ethnicities (0.56%)

Population By Race in St. Charles , MO in 2010

Race	Population	Percentage
White Alone	331,369	91.59%
Black or African American Alone	15,262	4.22%
Asian Alone	8,146	2.25%
Two Or More Races	5,800	1.6%
American Indian and Alaska Native Alone	982	0.27%
Native Hawaiian And Pacific Islander Alone	249	0.07%

Population By Ethnicity in St. Charles , MO in 2010

Ethnicity	Population	Percentage
White Alone - Non Hispanic	322,457	89.12%
Black or African American Alone - Non Hispanic	15,017	4.15%
White Alone - Hispanic	8,912	2.46%
Asian Alone - Non Hispanic	8,019	2.22%
Two Or More Races - Non Hispanic	5,369	1.48%
American Indian and Alaska Native Alone - Non Hispanic	697	0.19%
Two Or More Races - Hispanic	431	0.12%
American Indian and Alaska Native Alone - Hispanic	285	0.08%
Black or African American Alone - Hispanic	245	0.07%
Native Hawaiian And Pacific Islander Alone - Non Hispanic	180	0.05%
Asian Alone - Hispanic	127	0.04%
Native Hawaiian And Pacific Islander Alone - Hispanic	69	0.02%