Ballwin

County:: St. Louis County
County Seat:: No
Area (mi²):: 8.981
State:: Missouri

Ballwin is a city located in St. Louis County, Missouri. Ballwin has a 2025 population of 29,924. Ballwin is currently declining at a rate of -0.81% annually and its population has decreased by -3.9% since the most recent census, which recorded a population of 31,139 in 2020.

The average household income in Ballwin is $145,811 with a poverty rate of 5.5%.The median age in Ballwin is 42.3 years: 40.6 years for males, and 44.3 years for females.

Demographics

The racial composition of Ballwin includes 77.98% White, 8.59% Asian, and smaller percentages for Black or African American, other race, Native American and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	24,046	77.98%
Two or more races	2,777	9.01%
Asian	2,648	8.59%
Black or African American	817	2.65%
Other race	532	1.73%
Native American	15	0.05%

Ballwin Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Ballwin's average per capita income is $68,476. Household income levels show a median of $121,170. The poverty rate stands at 5.5%.

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	$155,640	-
Families	$145,780	$174,429
Households	$121,170	$145,811
Non Families	$48,313	$68,081

$68,476

Average Income

$121,170

Median Household Income

5.5%

Poverty Rate