Island Terrace Neighborhood, Mercer Island
Last updated: May 21, 2026
Crime Rate & Statistics
One of the safest neighborhoods — significantly below-average crime
Summary: Island Terrace, Mercer Island Crime Rate (2026)
Island Terrace in Mercer Island, WA has a crime safety grade of A+ as of 2026. The overall crime index is 3, which is 97% below the national average.
Data source: FBI UCR & local law enforcement data. Last updated: May 21, 2026.
Safety at a Glance
Check a specific address
in Mercer Island
Is Island Terrace Safe?
Yes — this neighborhood is extremely safe. Island Terrace in Mercer Island, WA has a safety grade of A+. The overall crime index is 3, which is 97% below the national average of 100.
Compared to the Mercer Island average (crime index 47), Island Terrace is 44% 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, rape is the most elevated concern (index: 112, 12% above average), while murder is the lowest risk (index: 4). Violent crime is a particular area of concern relative to property crime in this neighborhood.
Island Terrace 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
|
12 | -88% | Low | |
|
Robbery
|
102 | +2% | Moderate | |
|
Rape
|
112 | +12% | Moderate | |
| Property Crime | ||||
|
Burglary
|
7 | -93% | Low | |
|
Larceny / Theft
|
40 | -60% | Low | |
|
Vehicle Theft
|
58 | -42% | Low | |
How Island Terrace Compares
Crime index by category: Island Terrace vs Mercer Island average vs national average.
Crime by Category
Overall Crime Comparison
Island Terrace Crime Map
Crime heatmap based on block-group level data. Red areas indicate higher crime density.
See the crime score for a specific address
Island Terrace Demographics & Context
Education
Housing
Racial Demographics
Nearby Neighborhoods
Frequently Asked Questions
What is the crime rate in Island Terrace, Mercer Island?
Island Terrace in Mercer Island, WA has a crime safety grade of A+ as of 2026. The overall crime index is 3, which is 97% below the national average. Compared to the Mercer Island average, crime in Island Terrace is 44% lower.
Is Island Terrace a safe neighborhood in Mercer Island?
Island Terrace is generally considered a safe neighborhood in Mercer Island, earning a crime grade of A+. The highest concern is Rape (index: 112), while Murder is the lowest risk (index: 4).
How does Island Terrace compare to the rest of Mercer Island?
Island Terrace's overall crime index is 3, compared to the Mercer Island average of 47. This means crime in Island Terrace is 44% lower than the city average. For violent crime, the index is 58, and for property crime it is 35. 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 Island Terrace?
The most prevalent crime type in Island Terrace is Rape, with a crime index of 112 (12% above the national average). Violent crime is a particular concern in this neighborhood relative to property crime.
What are safer neighborhoods near Island Terrace?
Nearby neighborhoods with good safety ratings include Mercer Island Estates, Tarywood, Island Point and Scalzo Scar. These areas are close to Island Terrace and offer lower crime rates, making them worth considering for residents who prioritize safety.
What are the demographics of Island Terrace?
Island Terrace has a population of approximately 68. The median household income is $242,372. The median home value is $2,271,254. Research shows that economic factors can correlate with crime rates, though many other variables play a role in neighborhood safety.
How does Island Terrace crime compare to the national average?
Island Terrace's overall crime rate is 97% below the national average (index 3 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 May 2026.