57421 Zip Code, Amherst

Crime Rate & Statistics

A+

One of the safest zip codes — significantly below-average crime

Safer than 0% of zip codes in Amherst

Safety at a Glance

Overall Crime Moderate
Low 105 / 300 High
Violent Crime 110
10% above national avg
Property Crime 76
24% below national avg
City Ranking
0%
safer than other
Amherst zip codes

Check a specific address

in Amherst

Is 57421 a Safe Zip Code?

Yes — this zip code is extremely safe. Zip code 57421 in Amherst, SD has a safety grade of A+. The overall crime index is 105, which is 5% above the national average of 100. This zip code is safer than 0% of zip codes in Amherst.

Looking at specific crime types, burglary is the most elevated concern (index: 131, 31% above average), while larceny / theft is the lowest risk (index: 40). Violent crime is a particular area of concern relative to property crime in this zip code.

Highest Risk
Burglary · Index 131 (31% above avg)
Lowest Risk
Larceny / Theft · Index 40 (60% below avg)

57421 Crime Breakdown

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

Crime Type Index vs National Risk Level
Violent Crime
Murder
98 -2% Average
Assault
104 +4% Moderate
Robbery
121 +21% Moderate
Rape
115 +15% Moderate
Property Crime
Burglary
131 +31% Moderate
Larceny / Theft
40 -60% Low
Vehicle Theft
56 -44% Low

57421 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

See the crime score for a specific address

57421 Demographics & Context

Population
100
Median Income
$62,393
Home Value
$83,528
Median Age
47
Pop. Density
3/mi²

Education

Bachelor's Degree 19.8%
Graduate Degree 2.8%

Housing

78%
22%
Owner-occupied Renter-occupied

Racial Demographics

White 98.2%
Black 0%
Hispanic 0.5%
Asian 0.1%
57421 Crime Map
Interactive crime heatmap for this zip code
Amherst Crime Statistics
View all Amherst neighborhoods & city-wide data

Frequently Asked Questions

What is the crime rate in Zip code 57421, Amherst?

Zip code 57421 in Amherst, SD has a crime safety grade of A+ as of 2026. The overall crime index is 105, which is 5% above the national average. Zip code 57421 is safer than 0% of neighborhoods in Amherst.

Is Zip code 57421 a safe neighborhood in Amherst?

Zip code 57421 is generally considered a safe neighborhood in Amherst, earning a crime grade of A+. The highest concern is Burglary (index: 131), while Larceny / Theft is the lowest risk (index: 40). It is one of the safest neighborhoods in Amherst.

What type of crime is most common in Zip code 57421?

The most prevalent crime type in Zip code 57421 is Burglary, with a crime index of 131 (31% above the national average). Violent crime is a particular concern in this neighborhood relative to property crime.

What are the demographics of Zip code 57421?

Zip code 57421 has a population of approximately 100. The median household income is $62,393. The median home value is $83,528. Research shows that economic factors can correlate with crime rates, though many other variables play a role in neighborhood safety.

How does Zip code 57421 crime compare to the national average?

Zip code 57421's overall crime rate is 5% above the national average (index 105 vs 100). Within Amherst, it is safer than 0% 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.