91737 Zip Code, Rancho Cucamonga
Crime Rate & Statistics
Very safe zip code — well below-average crime rates
Safer than 25% of zip codes in Rancho Cucamonga
Safety at a Glance
Check a specific address
in Rancho Cucamonga
Is 91737 a Safe Zip Code?
Yes — this zip code is very safe. Zip code 91737 in Rancho Cucamonga, CA has a safety grade of A. The overall crime index is 49, which is 51% below the national average of 100. This zip code is safer than 25% of zip codes in Rancho Cucamonga.
Compared to the Rancho Cucamonga average (crime index 60), zip code 91737 is 11% lower in overall crime.
Looking at specific crime types, robbery is the most elevated concern (index: 120, 20% above average), while assault is the lowest risk (index: 38). Violent crime is a particular area of concern relative to property crime in this zip code.
91737 Crime Breakdown
Crime indices compared to national average (100) and Rancho Cucamonga city average. Higher values mean more crime.
| Crime Type | Index | vs National | Risk Level | |
|---|---|---|---|---|
| Violent Crime | ||||
|
Murder
|
69 | -31% | Low | |
|
Assault
|
38 | -62% | Low | |
|
Robbery
|
120 | +20% | Moderate | |
|
Rape
|
109 | +9% | Moderate | |
| Property Crime | ||||
|
Burglary
|
46 | -54% | Low | |
|
Larceny / Theft
|
62 | -38% | Low | |
|
Vehicle Theft
|
71 | -29% | Low | |
How 91737 Compares
Crime index by category: 91737 vs Rancho Cucamonga average vs national average.
Crime by Category
Overall Crime Comparison
91737 Crime Map
Crime heatmap based on block-group level data. Red areas indicate higher crime density.
See the crime score for a specific address
91737 Demographics & Context
Education
Housing
Racial Demographics
Other Zip Codes in Rancho Cucamonga
Frequently Asked Questions
What is the crime rate in Zip code 91737, Rancho Cucamonga?
Zip code 91737 in Rancho Cucamonga, CA has a crime safety grade of A as of 2026. The overall crime index is 49, which is 51% below the national average. Compared to the Rancho Cucamonga average, crime in Zip code 91737 is 11% lower. Zip code 91737 is safer than 25% of neighborhoods in Rancho Cucamonga.
Is Zip code 91737 a safe neighborhood in Rancho Cucamonga?
Zip code 91737 is generally considered a safe neighborhood in Rancho Cucamonga, earning a crime grade of A. The highest concern is Robbery (index: 120), while Assault is the lowest risk (index: 38). It is one of the safest neighborhoods in Rancho Cucamonga.
How does Zip code 91737 compare to the rest of Rancho Cucamonga?
Zip code 91737's overall crime index is 49, compared to the Rancho Cucamonga average of 60. This means crime in Zip code 91737 is 11% lower than the city average. For violent crime, the index is 84, and for property crime it is 60. 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 91737?
The most prevalent crime type in Zip code 91737 is Robbery, with a crime index of 120 (20% above the national average). Violent crime is a particular concern in this neighborhood relative to property crime.
What are safer neighborhoods near Zip code 91737?
Nearby neighborhoods with good safety ratings include 91701, 91739 and 91730. These areas are close to Zip code 91737 and offer lower crime rates, making them worth considering for residents who prioritize safety.
What are the demographics of Zip code 91737?
Zip code 91737 has a population of approximately 26,033. The median household income is $130,874. The median home value is $842,657. Research shows that economic factors can correlate with crime rates, though many other variables play a role in neighborhood safety.
How does Zip code 91737 crime compare to the national average?
Zip code 91737's overall crime rate is 51% below the national average (index 49 vs 100). Within Rancho Cucamonga, it is safer than 25% 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.