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, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

White

Two or more races

Asian

Black or African American

Other race

Native American

Native Hawaiian or Pacific Islander

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%
Native Hawaiian or Pacific Islander	0	0%

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