Great Diamond Island Neighborhood, Falmouth
Crime Rate & Statistics
One of the safest neighborhoods — significantly below-average crime
Safer than 0% of neighborhoods in Falmouth
Safety at a Glance
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in Falmouth
Is Great Diamond Island Safe?
Yes — this neighborhood is extremely safe. Great Diamond Island in Falmouth, ME has a safety grade of A+. The overall crime index is 199, which is 99% above the national average of 100. Great Diamond Island is safer than 0% of neighborhoods in Falmouth.
Compared to the Falmouth average (crime index 199), Great Diamond Island is 0% lower in overall crime. Crime levels here are roughly in line with the city average.
Looking at specific crime types, assault is the most elevated concern (index: 199, 99% above average), while robbery is the lowest risk (index: 2).
Great Diamond Island Crime Breakdown
Crime indices compared to national average (100) and Falmouth city average. Higher values mean more crime.
| Crime Type | Index | vs National | Risk Level | |
|---|---|---|---|---|
| Violent Crime | ||||
|
Murder
|
25 | -75% | Low | |
|
Assault
|
199 | +99% | High | |
|
Robbery
|
2 | -98% | Low | |
|
Rape
|
5 | -95% | Low | |
| Property Crime | ||||
|
Burglary
|
197 | +97% | High | |
|
Larceny / Theft
|
6 | -94% | Low | |
|
Vehicle Theft
|
2 | -98% | Low | |
How Great Diamond Island Compares
Crime index by category: Great Diamond Island vs Falmouth average vs national average.
Crime by Category
Overall Crime Comparison
Great Diamond Island Crime Map
Crime heatmap based on block-group level data. Red areas indicate higher crime density.
See the crime score for a specific address
Great Diamond Island Demographics & Context
Education
Housing
Racial Demographics
Nearby Neighborhoods
Frequently Asked Questions
What is the crime rate in Great Diamond Island, Falmouth?
Great Diamond Island in Falmouth, ME has a crime safety grade of A+ as of 2026. The overall crime index is 199, which is 99% above the national average. Compared to the Falmouth average, crime in Great Diamond Island is 0% lower. Great Diamond Island is safer than 0% of neighborhoods in Falmouth.
Is Great Diamond Island a safe neighborhood in Falmouth?
Great Diamond Island is generally considered a safe neighborhood in Falmouth, earning a crime grade of A+. The highest concern is Assault (index: 199), while Robbery is the lowest risk (index: 2). It is one of the safest neighborhoods in Falmouth.
How does Great Diamond Island compare to the rest of Falmouth?
Great Diamond Island's overall crime index is 199, compared to the Falmouth average of 199. This means crime in Great Diamond Island is 0% lower than the city average. For violent crime, the index is 58, and for property crime it is 68. 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 Great Diamond Island?
The most prevalent crime type in Great Diamond Island is Assault, with a crime index of 199 (99% 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 Great Diamond Island?
Nearby neighborhoods with good safety ratings include Little Diamond Island and House Island. These areas are close to Great Diamond Island and offer lower crime rates, making them worth considering for residents who prioritize safety.
What are the demographics of Great Diamond Island?
Great Diamond Island has a population of approximately 9. The median household income is $97,528. The median home value is $754,848. Research shows that economic factors can correlate with crime rates, though many other variables play a role in neighborhood safety.
How does Great Diamond Island crime compare to the national average?
Great Diamond Island's overall crime rate is 99% above the national average (index 199 vs 100). Within Falmouth, 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.