St. Charles

County:: St. Charles County
County Seat:: No
Area (mi²):: 25.201
State:: Missouri

St. Charles is a city located in St. Charles County, Missouri. St. Charles has a 2025 population of 72,480. St. Charles is currently growing at a rate of 0.47% annually and its population has increased by 2.4% since the most recent census, which recorded a population of 70,780 in 2020.

The average household income in St. Charles is $113,867 with a poverty rate of 6.01%.The median age in St. Charles is 38.9 years: 38.1 years for males, and 39.6 years for females.

Demographics

The racial composition of St. Charles includes 79.34% White, 7.67% Black or African American, 3.98% Asian, and smaller percentages for other race, Native American, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	56,366	79.34%
Black or African American	5,448	7.67%
Two or more races	4,473	6.3%
Asian	2,825	3.98%
Other race	1,782	2.51%
Native American	125	0.18%
Native Hawaiian or Pacific Islander	29	0.04%

St. Charles Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

St. Charles' average per capita income is $58,177. Household income levels show a median of $85,522. The poverty rate stands at 6.01%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.

Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.

Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.

Name	Median	Mean
Married Families	$126,012	$146,784
Families	$110,156	$131,935
Households	$85,522	$113,867
Non Families	$57,546	$86,370

$58,177

Average Income

$85,522

Median Household Income

6.01%

Poverty Rate