21704 Zip Code, Frederick
Crime Rate & Statistics
Very safe zip code — well below-average crime rates
Safer than 75% of zip codes in Frederick
Safety at a Glance
Check a specific address
in Frederick
Is 21704 a Safe Zip Code?
Yes — this zip code is very safe. Zip code 21704 in Frederick, MD has a safety grade of A. The overall crime index is 43, which is 57% below the national average of 100. This zip code is safer than 75% of zip codes in Frederick.
Compared to the Frederick average (crime index 120), zip code 21704 is 77% lower in overall crime. This zip code is significantly safer than Frederick as a whole, making it an attractive option for safety-conscious residents.
Looking at specific crime types, rape is the most elevated concern (index: 54, 46% below average), while vehicle theft is the lowest risk (index: 26).
21704 Crime Breakdown
Crime indices compared to national average (100) and Frederick city average. Higher values mean more crime.
| Crime Type | Index | vs National | Risk Level | |
|---|---|---|---|---|
| Violent Crime | ||||
|
Murder
|
34 | -66% | Low | |
|
Assault
|
39 | -61% | Low | |
|
Robbery
|
39 | -61% | Low | |
|
Rape
|
54 | -46% | Low | |
| Property Crime | ||||
|
Burglary
|
33 | -67% | Low | |
|
Larceny / Theft
|
31 | -69% | Low | |
|
Vehicle Theft
|
26 | -74% | Low | |
How 21704 Compares
Crime index by category: 21704 vs Frederick average vs national average.
Crime by Category
Overall Crime Comparison
21704 Crime Map
Crime heatmap based on block-group level data. Red areas indicate higher crime density.
See the crime score for a specific address
21704 Demographics & Context
Education
Housing
Racial Demographics
Other Zip Codes in Frederick
Frequently Asked Questions
What is the crime rate in Zip code 21704, Frederick?
Zip code 21704 in Frederick, MD has a crime safety grade of A as of 2026. The overall crime index is 43, which is 57% below the national average. Compared to the Frederick average, crime in Zip code 21704 is 77% lower. Zip code 21704 is safer than 75% of neighborhoods in Frederick.
Is Zip code 21704 a safe neighborhood in Frederick?
Zip code 21704 is generally considered a safe neighborhood in Frederick, earning a crime grade of A. The highest concern is Rape (index: 54), while Vehicle Theft is the lowest risk (index: 26). It is one of the safest neighborhoods in Frederick.
How does Zip code 21704 compare to the rest of Frederick?
Zip code 21704's overall crime index is 43, compared to the Frederick average of 120. This means crime in Zip code 21704 is 77% lower than the city average. For violent crime, the index is 42, and for property crime it is 30. 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 Zip code 21704?
The most prevalent crime type in Zip code 21704 is Rape, with a crime index of 54 (46% below the national average). Violent crime is a particular concern in this neighborhood relative to property crime.
What are safer neighborhoods near Zip code 21704?
Nearby neighborhoods with good safety ratings include 21701, 21702 and 21703. These areas are close to Zip code 21704 and offer lower crime rates, making them worth considering for residents who prioritize safety.
What are the demographics of Zip code 21704?
Zip code 21704 has a population of approximately 13,241. The median household income is $135,789. The median home value is $581,255. Research shows that economic factors can correlate with crime rates, though many other variables play a role in neighborhood safety.
How does Zip code 21704 crime compare to the national average?
Zip code 21704's overall crime rate is 57% below the national average (index 43 vs 100). Within Frederick, it is safer than 75% 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.