Seal Harbor Neighborhood, Winthrop
Crime Rate & Statistics
One of the safest neighborhoods — significantly below-average crime
Safety at a Glance
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in Winthrop
Is Seal Harbor Safe?
Yes — this neighborhood is extremely safe. Seal Harbor in Winthrop, MA has a safety grade of A+. The overall crime index is 50, which is 50% below the national average of 100.
Compared to the Winthrop average (crime index 67), Seal Harbor is 17% lower in overall crime.
Looking at specific crime types, assault is the most elevated concern (index: 150, 50% above average), while larceny / theft is the lowest risk (index: 24).
Seal Harbor Crime Breakdown
Crime indices compared to national average (100) and Winthrop city average. Higher values mean more crime.
| Crime Type | Index | vs National | Risk Level | |
|---|---|---|---|---|
| Violent Crime | ||||
|
Murder
|
40 | -60% | Low | |
|
Assault
|
150 | +50% | Moderate | |
|
Robbery
|
28 | -72% | Low | |
|
Rape
|
25 | -75% | Low | |
| Property Crime | ||||
|
Burglary
|
54 | -46% | Low | |
|
Larceny / Theft
|
24 | -76% | Low | |
|
Vehicle Theft
|
71 | -29% | Low | |
How Seal Harbor Compares
Crime index by category: Seal Harbor vs Winthrop average vs national average.
Crime by Category
Overall Crime Comparison
Seal Harbor Crime Map
Crime heatmap based on block-group level data. Red areas indicate higher crime density.
See the crime score for a specific address
Seal Harbor Demographics & Context
Education
Housing
Racial Demographics
Nearby Neighborhoods
Frequently Asked Questions
What is the crime rate in Seal Harbor, Winthrop?
Seal Harbor in Winthrop, MA has a crime safety grade of A+ as of 2026. The overall crime index is 50, which is 50% below the national average. Compared to the Winthrop average, crime in Seal Harbor is 17% lower.
Is Seal Harbor a safe neighborhood in Winthrop?
Seal Harbor is generally considered a safe neighborhood in Winthrop, earning a crime grade of A+. The highest concern is Assault (index: 150), while Larceny / Theft is the lowest risk (index: 24).
How does Seal Harbor compare to the rest of Winthrop?
Seal Harbor's overall crime index is 50, compared to the Winthrop average of 67. This means crime in Seal Harbor is 17% lower than the city average. For violent crime, the index is 61, and for property crime it is 50. 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 Seal Harbor?
The most prevalent crime type in Seal Harbor is Assault, with a crime index of 150 (50% above the national average). Violent crime is a particular concern in this neighborhood relative to property crime.
What are safer neighborhoods near Seal Harbor?
Nearby neighborhoods with good safety ratings include Winthrop Highlands, Winthrop Beach, Downtown Winthrop and Cottage Hill. These areas are close to Seal Harbor and offer lower crime rates, making them worth considering for residents who prioritize safety.
What are the demographics of Seal Harbor?
Seal Harbor has a population of approximately 93. The median household income is $95,474. The median home value is $559,262. Research shows that economic factors can correlate with crime rates, though many other variables play a role in neighborhood safety.
How does Seal Harbor crime compare to the national average?
Seal Harbor's overall crime rate is 50% below the national average (index 50 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.