Old Lyme, CT Crime Rate & Safety
Lower crime than 99% of major U.S. cities
Based on FBI UCR & local law enforcement data · Updated April 2026
Is Old Lyme Safe?
Yes — Old Lyme is extremely safe
One of the safest cities in the country, with crime rates significantly below the national average.
Old Lyme has a crime rate that is 54% below the national average. Your chance of becoming a victim of violent crime is 1 in 489.
Crime Index Comparison
100 = national average. Calibrated to reflect actual crime severity.
Your Chance of Being a Victim
Violent Crime
1 in 489
chance per year
National average: 1 in 263
46% lower than national average
Property Crime
1 in 237
chance per year
National average: 1 in 55
77% lower than national average
Want to know the crime risk at your exact address?
Old Lyme Crime Breakdown
Estimated crime rates based on FBI UCR data, calibrated to city-level crime score.
| Crime Type | Index | vs National | Risk Level | |
|---|---|---|---|---|
| Violent Crime | ||||
|
Murder
|
31 | -69% | Low | |
|
Assault
|
63 | -37% | Low | |
|
Robbery
|
29 | -71% | Low | |
|
Rape
|
37 | -63% | Low | |
| Property Crime | ||||
|
Burglary
|
52 | -48% | Low | |
|
Larceny / Theft
|
17 | -83% | Low | |
|
Vehicle Theft
|
12 | -88% | Low | |
Violent vs Property Crime
Crime Index by Category
Old Lyme Crime Map
Neighborhood-level crime heatmap. Click any area for details.
See the crime score for a specific address
Old Lyme Crime by Zip Code
Explore crime data for specific Old Lyme zip codes.
Old Lyme Demographics & Context
Racial Demographics
Frequently Asked Questions
What is the crime rate in Old Lyme, CT?
Old Lyme, CT has a crime safety grade of A+ as of 2026. The overall crime rate is estimated to be 54% below the national average. Residents face approximately a 1 in 489 chance of being a victim of violent crime per year and a 1 in 237 chance for property crime. Old Lyme has lower crime than 99% of major U.S. cities (population 50,000+).
Is Old Lyme, CT safe to live in?
Old Lyme is generally considered a safe place to live, earning a crime grade of A+. However, safety varies significantly by neighborhood. Researching specific neighborhoods before moving to or visiting Old Lyme is strongly recommended.
What is the violent crime rate in Old Lyme?
The estimated violent crime rate in Old Lyme is 204.7 per 100,000 residents, which is 46% lower than the national average. This means residents have roughly a 1 in 489 chance of becoming a violent crime victim each year. Key violent crime rates include: murder at 1.5 per 100K (69% below average); aggravated assault at 169.3 per 100K (37% below average); robbery at 21.4 per 100K (71% below average).
What is the property crime rate in Old Lyme?
The estimated property crime rate in Old Lyme is 421.5 per 100,000 residents, which is 77% lower than the national average. Residents have roughly a 1 in 237 chance of being a property crime victim per year. Key property crime rates include: burglary at 139.1 per 100K (48% below average); larceny/theft at 243.6 per 100K (83% below average); vehicle theft at 38.8 per 100K (88% below average).
How does Old Lyme crime compare to the national average?
Old Lyme's overall crime rate is 54% below the national average as of 2026. The biggest concern is assault (37% below average), while vehicle theft is 88% below average. Compared to other major U.S. cities, Old Lyme has lower crime than 99% of them.
Is Old Lyme safe to visit?
Old Lyme is generally safe for visitors and tourists. Property crime (theft, vehicle break-ins) is 77% below average, which is typically the main concern for tourists. Avoid leaving valuables in vehicles, stay aware of your surroundings in unfamiliar areas, and stick to well-traveled neighborhoods.
How does Old Lyme crime compare to the rest of Connecticut?
Connecticut as a whole has crime that is 25% below the national average. Old Lyme's crime rate is 54% below the national average, making it safer the typical Connecticut city.
What type of crime is most common in Old Lyme?
Larceny/theft is the most common crime in Old Lyme, with an estimated rate of 243.6 incidents per 100,000 residents. This is 83% below the national average for this crime type. Overall, property crime (422 per 100K) is more prevalent than violent crime (205 per 100K) in Old Lyme, which is consistent with national trends.