Shearwater Isle Neighborhood, San Mateo
Crime Rate & Statistics
Very safe neighborhood — well below-average crime rates
Safety at a Glance
Check a specific address
in San Mateo
Is Shearwater Isle Safe?
Yes — this neighborhood is very safe. Shearwater Isle in San Mateo, CA has a safety grade of A. The overall crime index is 22, which is 78% below the national average of 100.
Compared to the San Mateo average (crime index 66), Shearwater Isle is 44% lower in overall crime. This neighborhood is significantly safer than San Mateo as a whole, making it an attractive option for safety-conscious residents.
Looking at specific crime types, robbery is the most elevated concern (index: 91, 9% below average), while assault is the lowest risk (index: 30).
Shearwater Isle Crime Breakdown
Crime indices compared to national average (100) and San Mateo city average. Higher values mean more crime.
| Crime Type | Index | vs National | Risk Level | |
|---|---|---|---|---|
| Violent Crime | ||||
|
Murder
|
52 | -48% | Low | |
|
Assault
|
30 | -70% | Low | |
|
Robbery
|
91 | -9% | Average | |
|
Rape
|
42 | -58% | Low | |
| Property Crime | ||||
|
Burglary
|
41 | -59% | Low | |
|
Larceny / Theft
|
72 | -28% | Low | |
|
Vehicle Theft
|
81 | -19% | Average | |
How Shearwater Isle Compares
Crime index by category: Shearwater Isle vs San Mateo average vs national average.
Crime by Category
Overall Crime Comparison
Shearwater Isle Crime Map
Crime heatmap based on block-group level data. Red areas indicate higher crime density.
See the crime score for a specific address
Shearwater Isle Demographics & Context
Education
Housing
Racial Demographics
Nearby Neighborhoods
Frequently Asked Questions
What is the crime rate in Shearwater Isle, San Mateo?
Shearwater Isle in San Mateo, CA has a crime safety grade of A as of 2026. The overall crime index is 22, which is 78% below the national average. Compared to the San Mateo average, crime in Shearwater Isle is 44% lower.
Is Shearwater Isle a safe neighborhood in San Mateo?
Shearwater Isle is generally considered a safe neighborhood in San Mateo, earning a crime grade of A. The highest concern is Robbery (index: 91), while Assault is the lowest risk (index: 30).
How does Shearwater Isle compare to the rest of San Mateo?
Shearwater Isle's overall crime index is 22, compared to the San Mateo average of 66. This means crime in Shearwater Isle is 44% lower than the city average. For violent crime, the index is 54, and for property crime it is 65. 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 Shearwater Isle?
The most prevalent crime type in Shearwater Isle is Robbery, with a crime index of 91 (9% below 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 Shearwater Isle?
Nearby neighborhoods with good safety ratings include Bay Vista, Treasure Isle, Carmel Village and Marina Point. These areas are close to Shearwater Isle and offer lower crime rates, making them worth considering for residents who prioritize safety.
What are the demographics of Shearwater Isle?
Shearwater Isle has a population of approximately 138. The median household income is $140,173. The median home value is $2,239,396. Research shows that economic factors can correlate with crime rates, though many other variables play a role in neighborhood safety.
How does Shearwater Isle crime compare to the national average?
Shearwater Isle's overall crime rate is 78% below the national average (index 22 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.