St. Charles

County:: Kane County
County Seat:: No
Area (mi²):: 14.459
State:: Illinois

St. Charles is a city located in Kane County, Illinois. St. Charles has a 2025 population of 32,400. St. Charles is currently declining at a rate of -0.39% annually and its population has decreased by -1.92% since the most recent census, which recorded a population of 33,034 in 2020.

The average household income in St. Charles is $146,141 with a poverty rate of 3.89%.The median age in St. Charles is 41.6 years: 38.7 years for males, and 43.9 years for females.

Demographics

The racial composition of St. Charles includes 79.51% White, 4.83% Asian, 3.42% other race, 3.06% Black or African American, and smaller percentages for Native American and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	26,025	79.51%
Two or more races	2,892	8.84%
Asian	1,581	4.83%
Other race	1,119	3.42%
Black or African American	1,002	3.06%
Native American	114	0.35%

St. Charles Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

St. Charles' average per capita income is $62,789. Household income levels show a median of $115,350. The poverty rate stands at 3.89%.

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	$154,859	-
Families	$139,111	$177,836
Households	$115,350	$146,141
Non Families	$57,917	$77,607

$62,789

Average Income

$115,350

Median Household Income

3.89%

Poverty Rate