91730 Zip Code, Rancho Cucamonga
Crime Rate & Statistics
Safe zip code — below-average crime across most categories
Safer than 0% of zip codes in Rancho Cucamonga
Safety at a Glance
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in Rancho Cucamonga
Is 91730 a Safe Zip Code?
Yes — this zip code is safe. Zip code 91730 in Rancho Cucamonga, CA has a safety grade of A-. The overall crime index is 75, which is 25% below the national average of 100. This zip code is safer than 0% of zip codes in Rancho Cucamonga.
Compared to the Rancho Cucamonga average (crime index 60), zip code 91730 is 15% higher in overall crime.
Looking at specific crime types, murder is the most elevated concern (index: 102, 2% above average), while robbery is the lowest risk (index: 64).
91730 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
|
102 | +2% | Moderate | |
|
Assault
|
65 | -35% | Low | |
|
Robbery
|
64 | -36% | Low | |
|
Rape
|
64 | -36% | Low | |
| Property Crime | ||||
|
Burglary
|
67 | -33% | Low | |
|
Larceny / Theft
|
91 | -9% | Average | |
|
Vehicle Theft
|
92 | -8% | Average | |
How 91730 Compares
Crime index by category: 91730 vs Rancho Cucamonga average vs national average.
Crime by Category
Overall Crime Comparison
91730 Crime Map
Crime heatmap based on block-group level data. Red areas indicate higher crime density.
See the crime score for a specific address
91730 Demographics & Context
Education
Housing
Racial Demographics
Other Zip Codes in Rancho Cucamonga
Frequently Asked Questions
What is the crime rate in Zip code 91730, Rancho Cucamonga?
Zip code 91730 in Rancho Cucamonga, CA has a crime safety grade of A- as of 2026. The overall crime index is 75, which is 25% below the national average. Compared to the Rancho Cucamonga average, crime in Zip code 91730 is 15% higher. Zip code 91730 is safer than 0% of neighborhoods in Rancho Cucamonga.
Is Zip code 91730 a safe neighborhood in Rancho Cucamonga?
Zip code 91730 is generally considered a safe neighborhood in Rancho Cucamonga, earning a crime grade of A-. The highest concern is Murder (index: 102), while Robbery is the lowest risk (index: 64). It is one of the higher-crime neighborhoods in Rancho Cucamonga.
How does Zip code 91730 compare to the rest of Rancho Cucamonga?
Zip code 91730's overall crime index is 75, compared to the Rancho Cucamonga average of 60. This means crime in Zip code 91730 is 15% higher than the city average. For violent crime, the index is 74, and for property crime it is 83. 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 91730?
The most prevalent crime type in Zip code 91730 is Murder, with a crime index of 102 (2% above the national average). Overall, property crime is more prevalent than violent crime in this neighborhood, which is consistent with national trends.
What are safer neighborhoods near Zip code 91730?
Nearby neighborhoods with good safety ratings include 91701, 91739 and 91737. These areas are close to Zip code 91730 and offer lower crime rates, making them worth considering for residents who prioritize safety.
What are the demographics of Zip code 91730?
Zip code 91730 has a population of approximately 68,838. The median household income is $83,388. The median home value is $575,012. Research shows that economic factors can correlate with crime rates, though many other variables play a role in neighborhood safety.
How does Zip code 91730 crime compare to the national average?
Zip code 91730's overall crime rate is 25% below the national average (index 75 vs 100). Within Rancho Cucamonga, 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.