Cay Hills Neighborhood, Mercer Island
Crime Rate & Statistics
One of the safest neighborhoods — significantly below-average crime
Safety at a Glance
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in Mercer Island
Is Cay Hills Safe?
Yes — this neighborhood is extremely safe. Cay Hills in Mercer Island, WA has a safety grade of A+. The overall crime index is 16, which is 84% below the national average of 100.
Compared to the Mercer Island average (crime index 47), Cay Hills is 31% lower in overall crime. This neighborhood is significantly safer than Mercer Island as a whole, making it an attractive option for safety-conscious residents.
Looking at specific crime types, vehicle theft is the most elevated concern (index: 64, 36% below average), while murder is the lowest risk (index: 4).
Cay Hills Crime Breakdown
Crime indices compared to national average (100) and Mercer Island city average. Higher values mean more crime.
| Crime Type | Index | vs National | Risk Level | |
|---|---|---|---|---|
| Violent Crime | ||||
|
Murder
|
4 | -96% | Low | |
|
Assault
|
51 | -49% | Low | |
|
Robbery
|
60 | -40% | Low | |
|
Rape
|
53 | -47% | Low | |
| Property Crime | ||||
|
Burglary
|
28 | -72% | Low | |
|
Larceny / Theft
|
45 | -55% | Low | |
|
Vehicle Theft
|
64 | -36% | Low | |
How Cay Hills Compares
Crime index by category: Cay Hills vs Mercer Island average vs national average.
Crime by Category
Overall Crime Comparison
Cay Hills Crime Map
Crime heatmap based on block-group level data. Red areas indicate higher crime density.
See the crime score for a specific address
Cay Hills Demographics & Context
Education
Housing
Racial Demographics
Nearby Neighborhoods
Frequently Asked Questions
What is the crime rate in Cay Hills, Mercer Island?
Cay Hills in Mercer Island, WA has a crime safety grade of A+ as of 2026. The overall crime index is 16, which is 84% below the national average. Compared to the Mercer Island average, crime in Cay Hills is 31% lower.
Is Cay Hills a safe neighborhood in Mercer Island?
Cay Hills is generally considered a safe neighborhood in Mercer Island, earning a crime grade of A+. The highest concern is Vehicle Theft (index: 64), while Murder is the lowest risk (index: 4).
How does Cay Hills compare to the rest of Mercer Island?
Cay Hills's overall crime index is 16, compared to the Mercer Island average of 47. This means crime in Cay Hills is 31% lower than the city average. For violent crime, the index is 42, and for property crime it is 46. 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 Cay Hills?
The most prevalent crime type in Cay Hills is Vehicle Theft, with a crime index of 64 (36% 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 Cay Hills?
Nearby neighborhoods with good safety ratings include Parkwood / Mercer Firs, Appleton, Parkwest and The Plateau. These areas are close to Cay Hills and offer lower crime rates, making them worth considering for residents who prioritize safety.
What are the demographics of Cay Hills?
Cay Hills has a population of approximately 25. The median household income is $220,654. The median home value is $3,861,340. Research shows that economic factors can correlate with crime rates, though many other variables play a role in neighborhood safety.
How does Cay Hills crime compare to the national average?
Cay Hills's overall crime rate is 84% below the national average (index 16 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.