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CITY

Affton

Missouri · 19,052 residents · 4.57 sq mi
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Notable rankings
#286Lowest unemploymentof 6,8261.5%
The short version

Affton has roughly average household income, with a median household income of $79,539. Population has declined 7% since 2000. Median home value has more than doubled since 2000, reaching $212,400.

At a glance
Average income
near the US median
US median: $82,259
Older
median age 42.0
US median: 38.9
Average education
37% hold a bachelor's degree
US average: 36%
Stable housing
home values roughly flat, inflation adjusted
US median home: $376,019
Section 01

Population & growth

Total population
19,052
−7%since 2000
from 20,535 in 2000
1990 – 2024
Population density
4,169 / sq mi
−7%since 2000
from 4,493 / sq mi in 2000
US average: 281
Median age
42.0
+5%since 2000
from 39.9 in 2000
US average: 38.9
Population, 1990 – 2024
19K20K20K21K22K1990201020202024Affton
202419K
1990201020202024
Section 02

Income & economy

Median household income
$79,539
+1%inflation adjusted, since 2000
from $43,327 in 2000
US average: $82,259
1990 – 2024
Per capita income
$47,243
+114%since 2000
from $22,059 in 2000
US average: $44,673
Households earning $100K+
54.1%
+24.6 ptssince 2009
from 29.5% in 2009
US average: 53.3%
Poverty rate
6.6%
+3.1 ptssince 2000
from 3.6% in 2000
US average: 12.5%
Income inequality (Gini)
0.417
+14%since 2010
from 0.366 in 2010
US average: 0.476
Workforce by industry, 2024
Retail trade10.7%
US avg: 9.9%
Information9.2%
US avg: 10.8%
Finance & insurance8.8%
US avg: 5.9%
Wholesale trade6.7%
US avg: 6.9%
Other services6.1%
US avg: 6.7%
Professional, scientific, technical5.8%
US avg: 5.1%
Public administration5.3%
US avg: 4.8%
Education & health services3%
US avg: 0.9%
Arts, entertainment, food3%
US avg: 1.9%
Transportation & warehousing2.9%
US avg: 2.2%
Agriculture, forestry, fishing0.4%
US avg: 1.6%
Construction0.4%
US avg: 1.2%
Manufacturing0%
US avg: 0.4%
BARS: THIS PLACE · TICKS: US AVERAGE
Section 03

Housing

Median home value
$212,400
+20%inflation adjusted, since 2000
from $97,000 in 2000
US average: $376,019
1990 – 2024
Median gross rent
$1,015
+8%inflation adjusted, since 2000
from $518 in 2000
US average: $1,442
Owner-occupied
80.8%
+0.7 ptssince 2000
from 80.2% in 2000
19.2% rent
Vacancy rate
4.4%
+0.1 ptssince 2009
from 4.2% in 2009
US average: 10.0%
Owner cost-burdened
16.6%
−3.8 ptssince 2009
from 20.4% in 2009
US average: 22.9%
Renter cost-burdened
28.2%
−18.3 ptssince 2009
from 46.5% in 2009
US average: 47.4%
Afford Score
2.7
+19%since 2000
from 2.2 in 2000
1990 – 2024
Gentrification Score
51
RELATED:See current rent listings in Affton on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic95.9%(19,686)
Black0.5%(93)
Hispanic / Latino1%(207)
Asian1.3%(265)
Other0%
Diversity Score6.8%(1,405)
2024
White, non-Hispanic81.3%(15,486)
Black3%(573)
Hispanic / Latino5.9%(1,131)
Asian2.1%(404)
Other7.7%(1,458)
Diversity Score41.1%(7,825)
Diversity Score
41
+500%since 2000
from 7 in 2000
1990 – 2024
Section 05

Education

Bachelor's degree or higher
36.6%
+15.3 ptssince 2000
from 21.3% in 2000
US average: 35.6%
High school or higher
91.9%
+8.0 ptssince 2000
from 83.8% in 2000
US average: 89.6%
Graduate degree
15.4%
+8.9 ptssince 2000
from 6.5% in 2000
US average: 14.0%
Section 06

Commute & transportation

Average commute
23.5 min
+70%since 2000
from 13.8 min in 2000
US average: 26.5
Drive alone to work
77.1%
−5.8 ptssince 2009
from 82.9% in 2009
US average: 68.9%
Carpooled to work
7.8%
−4.6 ptssince 2009
from 12.4% in 2009
US average: 8.5%
Public transit
0.8%
Unchangedsince 2009
from 0.8% in 2009
US average: 3.2%
Worked from home
11.6%
+9.5 ptssince 2009
from 2.1% in 2009
US average: 15.0%
Walked to work
0.7%
Unchangedsince 2009
from 0.8% in 2009
US average: 2.4%
Biked to work
0.4%
−0.1 ptssince 2009
from 0.5% in 2009
US average: 0.4%
No vehicle available
3.7%
+0.4 ptssince 2009
from 3.3% in 2009
US average: 8.3%
Section 07

Work & employment

Unemployment rate
1.5%
−4.3 ptssince 2011
from 5.7% in 2011
US average: 5.2%
Labor force participation
71.4%
+1.3 ptssince 2011
from 70.1% in 2011
US average: 63.5%
Self-employed
9.8%
+3.0 ptssince 2009
from 6.8% in 2009
US average: 13.1%
Management & professional
43.0%
−21.4 ptssince 2009
from 64.4% in 2009
US average: 42.5%
Section 08

People & community

Male
48.9%
−0.9 ptssince 2009
from 49.8% in 2009
Female
51.1%
+0.9 ptssince 2009
from 50.2% in 2009
Foreign born
11.0%
−0.8 ptssince 2009
from 11.9% in 2009
US average: 14.1%
Veterans
7.5%
−40.2 ptssince 2009
from 47.6% in 2009
US average: 6.2%
With a disability
12.2%
+0.7 ptssince 2012
from 11.5% in 2012
US average: 13.3%
Uninsured
3.1%
−87.0 ptssince 2013
from 90.1% in 2013
US average: 8.4%
Broadband at home
92.0%
+11.8 ptssince 2017
from 80.2% in 2017
US average: 91.0%
English only at home
86.8%
+0.2 ptssince 2016
from 86.6% in 2016
US average: 77.7%
Spanish at home
3.4%
+2.5 ptssince 2016
from 0.9% in 2016
US average: 13.6%
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Compare Affton to nearby cities

AFFTON VS
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Home value$152,200−28%
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AFFTON VS
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Home value$319,600+50%
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AFFTON VS
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AFFTON VS
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Home value$303,600+43%
Population18,368−4%
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Frequently asked

How many people live in Affton, Missouri?

Affton, Missouri has about 19,052 residents according to the 2024 American Community Survey.

What is the median household income in Affton, Missouri?

The typical household in Affton, Missouri earns about $79,539 a year. Half of households make more than that, and half make less.

Is Affton, Missouri expensive?

In Affton, Missouri, the median home is worth about $212,400, and the typical rent is about $1,015 a month.

How educated are people in Affton, Missouri?

About 36.6% of adults age 25 and over in Affton, Missouri hold a bachelor's degree or higher.

What is the poverty rate in Affton, Missouri?

About 6.6% of people in Affton, Missouri live below the federal poverty line.

Has Affton, Missouri grown since 1990?

Yes, Affton, Missouri has shrunk since 1990. The population has lost about 2,053 residents, a change of about -10 percent over that period.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

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