Ballwin Flag

Ballwin

County Seat:
No
Area (mi²):
8.981
State:
Missouri

Ballwin is a city located in St. Louis County, Missouri. Ballwin has a 2026 population of 30,721. Ballwin is currently declining at a rate of -0.51% annually and its population has decreased by -2.98% since the most recent census, which recorded a population of 31,665 in 2020.

The median household income in Ballwin is $124,626 with a poverty rate of 4.78%. The median age in Ballwin is 42.6 years: 40.4 years for males, and 45.1 years for females. For every 100 females there are 100.6 males.

30.7K
Total Population
3,421
Density (mi²)
-157 -0.51%
Growth

Ballwin Population

Ballwin Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
202630,721-157-0.51%
202530,878-158-0.51%
202431,036-10%
202331,037-137-0.44%
202231,174-276-0.88%
202131,450-244-0.77%
202031,6651,5425.12%
201930,123-34-0.11%
201830,157-65-0.22%
201730,222-106-0.35%
201630,328-190-0.62%
201530,518480.16%
201430,47040.01%
201330,46670.02%
201230,45930.01%
201130,456320.11%
201030,424200.07%
200031,2839,46743.39%
199021,8169,16072.38%
198012,6562,00018.77%
197010,6564,94686.62%
19605,7105,3101327.5%
194040000%

Median Age

Overall: 42.6 years
Female: 45.1 years
Male: 40.4 years

Ballwin Adults

There are 24,318 adults, (5,960 of whom are seniors) in Ballwin.

Sex Ratio

Female: 15,592 (49.8%)
Male: 15,687 (50.2%)

Demographics

The racial composition of Ballwin includes 75.89% White, 8.91% Asian, and smaller percentages for Black or African American, other race, Native American and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White23,73975.89%
Two or more races3,0389.71%
Asian2,7888.91%
Black or African American8972.87%
Other race8072.58%
Native American100.03%
Race
Population ↓
Percentage (of total)
Other race5081.62%
Two or more races4601.47%
White2910.93%
Black or African American200.06%
Asian160.05%
Race
Population ↓
Percentage (of total)
White23,44874.96%
Asian2,7728.86%
Two or more races2,5788.24%
Black or African American8772.8%
Other race2990.96%
Native American100.03%

Ballwin Marital Status

Economics and Income Statistics

Ballwin 's average per capita income is $71,919. Household income levels show a median of $124,626. The poverty rate stands at 4.78%.

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$159,542-
Families$145,069$168,043
Households$124,626$146,690
Non Families$50,703$84,145

$71,919

Average Income

$124,626

Median Household Income

4.78%

Poverty Rate

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)