New Castle Neighborhood, San Ramon
Crime Rate & Statistics
Safe neighborhood — below-average crime across most categories
Safety at a Glance
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in San Ramon
Is New Castle Safe?
Yes — this neighborhood is safe. New Castle in San Ramon, CA has a safety grade of A-. The overall crime index is 77, which is 23% below the national average of 100.
Compared to the San Ramon average (crime index 30), New Castle is 47% higher in overall crime. Residents and visitors should exercise extra caution in this area, particularly after dark.
Looking at specific crime types, murder is the most elevated concern (index: 98, 2% below average), while rape is the lowest risk (index: 31). Violent crime is a particular area of concern relative to property crime in this neighborhood.
New Castle Crime Breakdown
Crime indices compared to national average (100) and San Ramon city average. Higher values mean more crime.
| Crime Type | Index | vs National | Risk Level | |
|---|---|---|---|---|
| Violent Crime | ||||
|
Murder
|
98 | -2% | Average | |
|
Assault
|
65 | -35% | Low | |
|
Robbery
|
39 | -61% | Low | |
|
Rape
|
31 | -69% | Low | |
| Property Crime | ||||
|
Burglary
|
34 | -66% | Low | |
|
Larceny / Theft
|
40 | -60% | Low | |
|
Vehicle Theft
|
36 | -64% | Low | |
How New Castle Compares
Crime index by category: New Castle vs San Ramon average vs national average.
Crime by Category
Overall Crime Comparison
New Castle Crime Map
Crime heatmap based on block-group level data. Red areas indicate higher crime density.
See the crime score for a specific address
New Castle Demographics & Context
Education
Housing
Racial Demographics
Nearby Neighborhoods
Frequently Asked Questions
What is the crime rate in New Castle, San Ramon?
New Castle in San Ramon, CA has a crime safety grade of A- as of 2026. The overall crime index is 77, which is 23% below the national average. Compared to the San Ramon average, crime in New Castle is 47% higher.
Is New Castle a safe neighborhood in San Ramon?
New Castle is generally considered a safe neighborhood in San Ramon, earning a crime grade of A-. The highest concern is Murder (index: 98), while Rape is the lowest risk (index: 31).
How does New Castle compare to the rest of San Ramon?
New Castle's overall crime index is 77, compared to the San Ramon average of 30. This means crime in New Castle is 47% higher than the city average. For violent crime, the index is 58, and for property crime it is 37. 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 New Castle?
The most prevalent crime type in New Castle is Murder, with a crime index of 98 (2% below the national average). Violent crime is a particular concern in this neighborhood relative to property crime.
What are safer neighborhoods near New Castle?
Nearby neighborhoods with good safety ratings include Bishop Ranch, Southern San Ramon, Twin Creeks and Dougherty Hills. These areas are close to New Castle and offer lower crime rates, making them worth considering for residents who prioritize safety.
What are the demographics of New Castle?
New Castle has a population of approximately 1,096. The median household income is $127,132. The median home value is $1,382,605. Research shows that economic factors can correlate with crime rates, though many other variables play a role in neighborhood safety.
How does New Castle crime compare to the national average?
New Castle's overall crime rate is 23% below the national average (index 77 vs 100). 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.