Affton, MO

Full City Profile · Missouri

4.4 /5.0
A Great
20,035 Population 4,384/sq mi density
$77,337 Median Income $43,832 per capita
$200,300 Home Value $243,842 Zillow
$978 Median Rent 25.4% income on rent
57°F Avg Temperature
A
Overall
4.4 / 5.0
Strong
A+
Economy
4.5 / 5.0
$77,337 median income, 2.5% unemployment
A+
Affordability
5.0 / 5.0
$200,300 home value, $978/mo rent
B+
Education
3.8 / 5.0
35.0% bachelor's degree or higher

Affton, MO

At a Glance

Median Income
$77,337
3% above
$43,832 per capita
Home Value
$200,300
29% below
Zillow: $243,842
Median Rent
$978/mo
16% below
25.4% of income on rent
Bachelor's Degree+
35.0%
4% above
92.6% high school+
Unemployment
2.5%
31% below
3.3% poverty rate
Obesity Rate
29.4%
8% below
14.5% smoking rate
Avg Temperature
57°F

How Affton Compares to the U.S. Average

Each bar shows Affton's value as a percentage of the national average (100% = U.S. avg)

Income
103%
Home Value
71%
Rent
84%
Poverty
27%
Bachelor's
104%
Unemployment
69%
Thin vertical line = U.S. national average (100%)

Is Affton a Good Place to Live?

A
4.4 / 5.0 - Great
Based on economy, affordability, safety, and education metrics compared to national averages.

Economy & Jobs

Affton residents earn a median household income of $77,337 , which is 3% above the national average of $75,149. Per capita income is $43,832. The unemployment rate stands at 2.5% (31% below the U.S. rate of 3.6%). 3.3% of residents live below the poverty line.

Housing & Cost of Living

The median home value in Affton is $200,300 , 29% below the national median of $281,900. Zillow estimates the typical home at $243,842. Median rent is $978/month, with 25.4% of renters spending more than 30% of income on housing. The cost of living index is 90.8 (100 = national average). The median home was built in 1959.

Education

35.0% of adults in Affton hold a bachelor's degree or higher (4% above the national average). 92.6% have completed high school. Local schools score 5.5/10 in standardized testing.

Climate & Weather

Affton has an average annual temperature of 57°F (14°C). Winters average 32°F in January while summers reach 79°F in July. Annual precipitation totals 40.8 inches.

Data Overview

People

Population20,035
Median Age41.7 yrs
Density4,384/mi²
Male / Female49% / 51%
Foreign Born13.4%
Veterans7.0%

Economy

A+
Median Income$77,337
Per Capita$43,832
Unemployment2.5%
Poverty3.3%

Housing

A+
Home Value$200,300
Rent$978
Ownership80.5%
Zillow$243,842
Housing Units9,300
Rent Burden25.4%

Health

Obesity29.4%
Diabetes8.4%
Smoking14.5%
Heart Disease4.8%

Climate

Avg Temp57°F
Rain40.8 in/yr
Elevation620 ft

Education

B+
Bachelor's+35.0%
High School+92.6%
Graduate+13.8%
School Score5.5/10

Community

2024 VoteR 77% / D 22%
Commute23 min
Broadband91.0%
EV Stations1

Did You Know?

The median home in Affton was built in 1959.
The nearest airport is St Louis Lambert International (14 miles).
12.7% of the population has a disability.
13.4% of residents are foreign-born.