Affton Neighborhood, Saint Louis

Crime Rate & Statistics

A

Very safe neighborhood — well below-average crime rates

Safer than 79% of neighborhoods in Saint Louis

Safety at a Glance

Overall Crime Moderate
Low 130 / 300 High
Violent Crime 122
22% above national avg
Property Crime 117
17% above national avg
City Ranking
79%
safer than other
Saint Louis neighborhoods

Check a specific address

in Saint Louis

Is Affton Safe?

Yes — this neighborhood is very safe. Affton in Saint Louis, MO has a safety grade of A. The overall crime index is 130, which is 30% above the national average of 100. Affton is safer than 79% of neighborhoods in Saint Louis.

Compared to the Saint Louis average (crime index 118), Affton is 12% higher in overall crime.

Looking at specific crime types, murder is the most elevated concern (index: 136, 36% above average), while burglary is the lowest risk (index: 107).

Highest Risk
Murder · Index 136 (36% above avg)
Lowest Risk
Burglary · Index 107 (7% above avg)

Affton Crime Breakdown

Crime indices compared to national average (100) and Saint Louis city average. Higher values mean more crime.

Crime Type Index vs National Risk Level
Violent Crime
Murder
136 +36% Moderate
Assault
121 +21% Moderate
Robbery
110 +10% Moderate
Rape
120 +20% Moderate
Property Crime
Burglary
107 +7% Moderate
Larceny / Theft
126 +26% Moderate
Vehicle Theft
119 +19% Moderate

How Affton Compares

Crime index by category: Affton vs Saint Louis average vs national average.

Crime by Category

Overall Crime Comparison

Affton Crime Map

Crime heatmap based on block-group level data. Red areas indicate higher crime density.

Full Screen Map
Crime Level: Low Below Avg Average Above Avg High

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Affton Demographics & Context

Population
20,230
Median Income
$77,304
Home Value
$216,783
Median Age
41
Pop. Density
4,284/mi²

Education

Bachelor's Degree 23.5%
Graduate Degree 12%

Housing

69%
31%
Owner-occupied Renter-occupied

Racial Demographics

White 90.3%
Black 2.6%
Hispanic 2.8%
Asian 3.5%

Nearby Neighborhoods

Frequently Asked Questions

What is the crime rate in Affton, Saint Louis?

Affton in Saint Louis, MO has a crime safety grade of A as of 2026. The overall crime index is 130, which is 30% above the national average. Compared to the Saint Louis average, crime in Affton is 12% higher. Affton is safer than 79% of neighborhoods in Saint Louis.

Is Affton a safe neighborhood in Saint Louis?

Affton is generally considered a safe neighborhood in Saint Louis, earning a crime grade of A. The highest concern is Murder (index: 136), while Burglary is the lowest risk (index: 107).

How does Affton compare to the rest of Saint Louis?

Affton's overall crime index is 130, compared to the Saint Louis average of 118. This means crime in Affton is 12% higher than the city average. For violent crime, the index is 122, and for property crime it is 117. However, crime can vary block by block, so checking the crime map for specific streets is recommended.

What type of crime is most common in Affton?

The most prevalent crime type in Affton is Murder, with a crime index of 136 (36% above the national average). Violent crime is a particular concern in this neighborhood relative to property crime.

What are safer neighborhoods near Affton?

Nearby neighborhoods with good safety ratings include Lakeshire, St. George, Grantwood Village and Marlborough. These areas are close to Affton and offer lower crime rates, making them worth considering for residents who prioritize safety.

What are the demographics of Affton?

Affton has a population of approximately 20,230. The median household income is $77,304. The median home value is $216,783. Research shows that economic factors can correlate with crime rates, though many other variables play a role in neighborhood safety.

How does Affton crime compare to the national average?

Affton's overall crime rate is 30% above the national average (index 130 vs 100). Within Saint Louis, it is safer than 79% of neighborhoods. For the most accurate picture, review the per-crime-type breakdown above, as some categories may differ significantly from the overall trend.

Crime data sourced from FBI UCR reports and local law enforcement agencies. Crime indices use 100 as the national average. Updated April 2026.