Ballwin, MO demographics:
population, income, and more

Total population
31,279
1.4% year-over-year change
Median household income
$124,626/yr
2.9% year-over-year change
Housing units
12,563
1.1% year-over-year change

Ballwin population

How many people live in Ballwin

Ballwin is home to 31,279 residents, according to the most recent Census data. Gender-wise, 50.2% of Ballwin locals are male, and 49.8% are female.

Total population
31,279
1.4% year-over-year change
Gender ratio
Male
50.2%
15,687
Female
49.8%
15,592
Value Percent YoY change
Male 15,687 50.2% 3.1%
Female 15,592 49.8% -0.2%
A higher population often means more rental variety and livelier areas. The gender balance—how many men live here compared to women—can reveal a lot about the community and the lifestyles of its residents. Use this info to get a sense of the area's pace and personality.

Age demographics

The median age in Ballwin is 43, with the population distributed as follows: about 17.9% are children under 15, then 11.7% are in the 15 to 24 age group. Adults between 25 and 44 make up 23.2% of the population, while another 28.1% fall into the 45 to 64 bracket. Finally, around 19% are 65 or older.

Median age
42.6
Age breakdown
Under 15
17.9%
15 to 24
11.7%
25 to 44
23.2%
45 to 64
28.1%
Over 65
19%
Value Percent YoY change
Under 15 5,588 17.9% -0.6%
15 to 24 3,662 11.7% 7.0%
25 to 44 7,267 23.2% -1.3%
45 to 64 8,802 28.1% 3.4%
Over 65 5,960 19% 0.8%
The age composition helps you get insight into who lives in the area. A younger population might mean a more active, fast-paced vibe, while an older one could suggest a quieter, slower lifestyle. If there's a balanced makeup, you’re likely to find a variety of services, housing types, and community spaces that cater to different life stages.

Racial makeup

In Ballwin, 90.5% of the population are US-born citizens, while 5.5% have gained naturalized citizenship. At the same time, 4% of residents are non-citizens. As for race, 75.9% of locals are Caucasian, 2.9% are African American and 8.9% have Asian roots. There’s also a share of 9.7% that includes residents with two or more races.

Citizenship
U.S.-born citizens
90.5%
Non-U.S.-born citizens
5.5%
Non-citizens
4%
Value Percent YoY change
U.S.-born citizens 28,313 90.5% 0.5%
Non-U.S.-born citizens 1,730 5.5% 34.5%
Non-citizens 1,236 4% -9.3%
Racial breakdown
White
75.9%
Black or African American
2.9%
American Indian and Alaska Native
0%
Asian
8.9%
Native Hawaiian and other Pacific Islander
0%
Two or more races
9.7%
Other
2.6%
Value Percent
White 23,739 75.9%
Black or African American 897 2.9%
American Indian and Alaska Native 10 0%
Asian 2,788 8.9%
Two or more races 3,038 9.7%
Other 807 2.6%

Households in Ballwin

A peek inside Ballwin households

Ballwin has 12,079 households, with an average of 3 members in each. Of these, 72.5% are families, while the remaining 27.5% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
12,079
1.2% year-over-year change
Average people per household
3
Non-family households
3,327
Family households
8,752
Value Percent YoY change
Non-family households 3,327 27.5% -2.6%
Family households 8,752 72.5% 2.7%
The mix between family and non-family households gives a glimpse into daily life. A higher percentage of families might mean more parks and schools, while more non-family setups can mean flexible housing and diverse living styles. For renters, this can signal what kinds of homes are common and can help you figure out if the area matches your lifestyle.

Housing in Ballwin

The housing landscape of Ballwin

Ballwin's housing consists of 12,563 units, with 81.2% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 7% and offer a more compact, shared living style.

Housing units
12,563
1.1% year-over-year change
Housing types
Value Percent
1 unit, detached 10,207 81.2%
1 unit, attached 886 7%
2 units 11 0.1%
3 or 4 units 617 4.9%
5 to 9 units 549 4.4%
10 to 19 units 198 1.6%
20 to 49 units 82 0.6%
50 or more units 13 0.1%
Homes built since 2020
0
% year-over-year change

The age of buildings in Ballwin

In Ballwin, the median construction year is 1976. About 0.4% of homes were built before the 1940s, with another 1.4% going up by 1949. Most development happened in the second half of the 20th century.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 57 0.4% 46.1%
Built between 1940 and 1949 180 1.4% 51.3%
Built between 1950 and 1959 1,000 8% 3.3%
Built between 1960 and 1969 3,139 25% 1.0%
Built between 1970 and 1979 3,028 24.1% -7.3%
Built between 1980 and 1989 2,162 17.2% -0.4%
Built between 1990 and 1999 1,995 15.9% 6.2%
Built between 2000 and 2009 666 5.3% 9.7%
Built between 2010 and 2019 336 2.7% 23.1%
As a renter, knowing when homes were built helps you understand the potential condition and design of rental units. Newer builds may have more contemporary layouts, while older homes can offer character or larger lots, depending on the area.

Ballwin occupancy rates

Out of the 12,079 occupied housing units in Ballwin, 84.2% are owner-occupied, while 15.8% are lived in by tenants. Meanwhile, 3.9% of all homes on the local market sit vacant.

Occupied housing units
12,079
1.2% year-over-year change
Occupancy breakdown
Renter occupied
1,914
Owner occupied
10,165
Value Percent YoY
change
Renter occupied 1,914 15.8% -2.3%
Owner occupied 10,165 84.2% 1.9%
Unoccupied housing units
3.9%
Unoccupied housing units refer to homes that are currently without residents—whether they're waiting for renters or owners, used seasonally, or simply unclaimed. A higher share of empty homes may mean more housing availability, while a low number can reflect a tighter market with more competition. This, along with the renter-vs.-owner mix, helps paint a clearer picture of what types of housing and services are likely to be available in the area.

Ballwin housing costs

Housing costs in Ballwin come to a median of $1,594 per month, while tenants specifically pay a median gross rent of $1,418.

Median housing costs per month
$1,594/month
This figure sums up typical monthly housing costs for all households in the area. If you own, it includes mortgage payments in addition to property taxes, insurance and HOA fees. If you rent, it accounts for rent plus extras like utilities. It’s useful for seeing how local living expenses stack up compared to other places.
Median gross rent in Ballwin
$1,418/month
Gross rent gives a more complete look at what renters actually pay, including not just base rent, but also utilities and fees. It’s a key number for evaluating rental affordability in your area of interest and understanding how it compares to nearby locations.

Education in Ballwin

Ballwin education at a glance

About 14.7% of the population in Ballwin went to high school, while 15.4% pursued college studies. Another 6.8% earned an associate degree and 40.7% hold a bachelor’s. Meanwhile, 20.9% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 344 1.4% 14.7%
High school diploma 3,582 14.7% 5.8%
College diploma 3,753 15.4% 1.5%
Associate degree 1,658 6.8% 0.9%
Bachelor's degree 9,906 40.7% 4.9%
Graduate degree 5,075 20.9% -5.3%
A community’s education mix can offer insights into the local economy and housing market. Higher levels of education often align with more job opportunities and stable incomes, which can increase demand for homes and influence both rent prices and rental availability.

Income in Ballwin

How much people earn in Ballwin

The average annual household income in Ballwin was $146,690 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +0.6% change from the previous year. At the same time, the median income stood at $124,626, reflecting a +2.8% shift over the same period.

Average household income in Ballwin
$146,690/year
0.6% year-over-year change
Median household income in Ballwin
$124,626/year
2.9% year-over-year change

Ballwin income by age

In Ballwin, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $135,769. Those with someone between 45 and 64 in charge, often well established professionally, earn $161,222 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $26,711, while those led by someone over 65, many of whom may be retired, have about $78,618 in earnings. Overall, 95.2% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Under 25 $26,711 -11.2%
25 - 44 $135,769 1.9%
45 - 64 $161,222 7.3%
Over 65 $78,618 4.7%
Above poverty level
29,503
Below poverty level
1,496
Value Percent YoY
change
Above poverty level 29,503 95.2% 2.5%
Below poverty level 1,496 4.8% -11.7%

Average renter income in Ballwin

To get a better sense of what renters earn on average in Ballwin, their median household income was $49,743 according to 2022 Census data. In addition, the rent-to-income ratio in the area, at 34.2%, shows what portion of their earnings goes toward housing expenses.

Renter median household income
$49,743
Rent-to-income ratio
34.2%
Understanding the rent-to-income ratio can help renters gauge if local housing costs align with their earnings. A ratio under 30% usually signals affordability, while exceeding this mark means rent is taking a larger-than-recommended bite out of income. That could make it harder for you to cover other costs like transportation, healthcare, or child care.

Employment in Ballwin

Workforce and job types in Ballwin

The job market in Ballwin is powered by 16,355 working residents, spread across a range of industries and roles. 89.7% of the working population are employed in professional or administrative positions, while 10.3% are in hands-on or service-based jobs. Also, 6.7% run their own businesses, 70.7% are employed by private companies, and 8.9% work in the public sector.

Workforce demographics

Working population
16,355
1.8% year-over-year change
White collar
14,664
Blue collar
1,691
Value Percent YoY change
White collar 14,664 89.7% 0.6%
Blue collar 1,691 10.3% 14.3%
Employer type
Self employees
6.7%
Private companies
70.7%
Governmental workers
8.9%
Not for profit companies
13.7%
Value Percent YoY change
Self employees 1,099 6.7% -3.0%
Private companies 11,559 70.7% 1.9%
Governmental workers 1,456 8.9% -1.1%
Not for profit companies 2,241 13.7% 6.3%
Unemployment rate
2.9%
38.0% year-over-year change

Available workforce

The unemployment rate in Ballwin stands at 2.9%, representing the share of the workforce currently without a job and actively looking for one.

For renters, the unemployment rate helps paint a picture of job security and financial stability in the area. Rates around 4% to 5% are considered typical. A lower-than-average rate might suggest strong job prospects and a thriving local economy, while a higher rate could hint at fewer opportunities—both useful to consider when planning a move.

Transportation in Ballwin

How people get around in Ballwin

Commuting methods vary: 77.4% of residents travel by personal vehicle and 0.6% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Means of transportation
Value Percent YoY change
Car 12,427 77.4% -1.2%
Bus or trolleybus 19 0.1% 5.6%
Ferryboat 14 0.1% 16.7%
Motorcycle 19 0.1% N/A
Walk 91 0.6% 145.9%
Understanding how locals get to work can help you plan your own routine. High car usage might mean you’ll need a vehicle, while strong public transit or walkability could save you the hassle. Commute times also play a big role in quality of life—shorter trips can give you more time for the things you enjoy.

What is the median and average household income in Ballwin by zipcode?

Zipcode Population Number of households Median income Average income
63011 35,920 14,437 $124,454 $145,652
63021 55,666 22,131 $120,177 $140,278

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FAQs about Ballwin demographics 

What is the total population of Ballwin?

Ballwin has a total population of 31,279 residents, according to the latest release from the U.S. Census Bureau: the 2019-2023 American Community Survey (ACS) 5-year estimates. This figure changed by +1.4% compared to a year ago.

What is the gender ratio in Ballwin?

The gender ratio in Ballwin is as follows:
  • 50.2% males (15,687 residents)
  • 49.8% females (15,592 residents)

What is the median age in Ballwin?

The median age in Ballwin is 42.6.

What is the age distribution of the population in Ballwin?

The age distribution in Ballwin is as follows:
  • Under 15: 17.9% (5,588 residents)
  • Ages 15-24: 11.7% (3,662 residents)
  • Ages 25-44: 23.2% (7,267 residents)
  • Ages 45-64: 28.1% (8,802 residents)
  • Over 65: 19% (5,960 residents)

What is the racial and ethnic makeup of Ballwin?

The racial and ethnic makeup of Ballwin is as follows:
  • White: 75.9% (23,739 residents)
  • Black or African American: 2.9% (897 residents)
  • American Indian and Alaska Native: 0% (10 residents)
  • Asian: 8.9% (2,788 residents)
  • Native Hawaiian and Other Pacific Islander: 0% (0 residents)
  • Two or More Races: 9.7% (3,038 residents)
  • Other: 2.6% (807 residents)

What percentage of the population in Ballwin are U.S.-born citizens?

U.S.-born citizens represent 90.5% of the population in Ballwin.

How many housing units are there in Ballwin?

There are 12,563 housing units in Ballwin, reflecting a +1.1% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in Ballwin and what is the average household size?

Ballwin has a total of 12,079 households, with an average of 3 people in each.

What is the median household income in Ballwin?

Ballwin has a median household income of $124,626, representing a +2.9% shift from the previous year, according to the U.S. Census Bureau.

What is the employment rate and job market overview for Ballwin?

The employment rate is 97.1% in Ballwin, with a workforce of 16,355 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 89.7% (14,664 residents)
  • Blue-collar workers: 10.3% (1,691 residents)

Places of employment:
  • Self-employed: 6.7% (1,099 residents)
  • Private companies: 70.7% (11,559 residents)
  • Governmental workers: 8.9% (1,456 residents)
  • Not-for-profit companies: 13.7% (2,241 residents)

Data source & methodology

The demographic data on this page was sourced from the latest U.S. Census Bureau release—the 2019–2023 American Community Survey (ACS) 5-year estimates.

The information, issued annually, is compiled and published by the Point2Homes Research Team as soon as new data becomes available.

No representation, guarantee, or warranty is made concerning the accuracy or completeness of modified or aggregated information for particular areas.

Page last updated: September 2025