21757 Zip Code, Keymar

Crime Rate & Statistics

A+

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

Safer than 0% of zip codes in Keymar

Safety at a Glance

Overall Crime Moderate
Low 101 / 300 High
Violent Crime 109
9% above national avg
Property Crime 52
48% below national avg
City Ranking
0%
safer than other
Keymar zip codes

Check a specific address

in Keymar

Is 21757 a Safe Zip Code?

Yes — this zip code is extremely safe. Zip code 21757 in Keymar, MD has a safety grade of A+. The overall crime index is 101, which is 1% above the national average of 100. This zip code is safer than 0% of zip codes in Keymar.

Looking at specific crime types, rape is the most elevated concern (index: 137, 37% above average), while vehicle theft is the lowest risk (index: 14). Violent crime is a particular area of concern relative to property crime in this zip code.

Highest Risk
Rape · Index 137 (37% above avg)
Lowest Risk
Vehicle Theft · Index 14 (86% below avg)

21757 Crime Breakdown

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

Crime Type Index vs National Risk Level
Violent Crime
Murder
71 -29% Low
Assault
97 -3% Average
Robbery
131 +31% Moderate
Rape
137 +37% Moderate
Property Crime
Burglary
94 -6% Average
Larceny / Theft
48 -52% Low
Vehicle Theft
14 -86% Low

21757 Crime Map

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

Full Screen Map
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21757 Demographics & Context

Population
3,260
Median Income
$90,701
Home Value
$390,725
Median Age
45
Pop. Density
86/mi²

Education

Bachelor's Degree 11.9%
Graduate Degree 6.3%

Housing

77%
23%
Owner-occupied Renter-occupied

Racial Demographics

White 93.5%
Black 2.1%
Hispanic 3.2%
Asian 0.8%
21757 Crime Map
Interactive crime heatmap for this zip code
Keymar Crime Statistics
View all Keymar neighborhoods & city-wide data

Frequently Asked Questions

What is the crime rate in Zip code 21757, Keymar?

Zip code 21757 in Keymar, MD has a crime safety grade of A+ as of 2026. The overall crime index is 101, which is 1% above the national average. Zip code 21757 is safer than 0% of neighborhoods in Keymar.

Is Zip code 21757 a safe neighborhood in Keymar?

Zip code 21757 is generally considered a safe neighborhood in Keymar, earning a crime grade of A+. The highest concern is Rape (index: 137), while Vehicle Theft is the lowest risk (index: 14). It is one of the safest neighborhoods in Keymar.

What type of crime is most common in Zip code 21757?

The most prevalent crime type in Zip code 21757 is Rape, with a crime index of 137 (37% above the national average). Violent crime is a particular concern in this neighborhood relative to property crime.

What are the demographics of Zip code 21757?

Zip code 21757 has a population of approximately 3,260. The median household income is $90,701. The median home value is $390,725. Research shows that economic factors can correlate with crime rates, though many other variables play a role in neighborhood safety.

How does Zip code 21757 crime compare to the national average?

Zip code 21757's overall crime rate is 1% above the national average (index 101 vs 100). Within Keymar, 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.