Most Dangerous & Safest Counties in Connecticut

Connecticut has 7 counties with crime data. The county with the highest homicide rate is Greater Bridgeport Planning Region at 4.9 per 100K , while the safest is Lower Connecticut River Valley Planning Region at 1.3 per 100K .

All rates are per 100,000 residents and come from County Health Rankings, which compiles data from the CDC, FBI, and other federal sources.

Metric

Most Dangerous Counties in Connecticut

Top 10 counties ranked by homicide rate.

# County Homicides
1 Greater Bridgeport Planning Region 4.9 per 100K -38.4%
2 South Central Connecticut Planning Region 4.1 per 100K -49.3%
3 Naugatuck Valley Planning Region 3.8 per 100K -52.8%
4 Capitol Planning Region 3.8 per 100K -52.9%
5 Southeastern Connecticut Planning Region 2.3 per 100K -70.8%
6 Western Connecticut Planning Region 1.5 per 100K -81.1%
7 Lower Connecticut River Valley Planning Region 1.3 per 100K -83.9%

Safest Counties in Connecticut

Bottom 10 counties ranked by homicide rate.

# County Homicides
7 Lower Connecticut River Valley Planning Region 1.3 per 100K -83.9%
6 Western Connecticut Planning Region 1.5 per 100K -81.1%
5 Southeastern Connecticut Planning Region 2.3 per 100K -70.8%
4 Capitol Planning Region 3.8 per 100K -52.9%
3 Naugatuck Valley Planning Region 3.8 per 100K -52.8%
2 South Central Connecticut Planning Region 4.1 per 100K -49.3%
1 Greater Bridgeport Planning Region 4.9 per 100K -38.4%

All 7 Counties Ranked

Every county in Connecticut ranked by homicide rate. Click any county for its full profile.

# County Homicides
1 Greater Bridgeport Planning Region 4.9 per 100K -38.4%
2 South Central Connecticut Planning Region 4.1 per 100K -49.3%
3 Naugatuck Valley Planning Region 3.8 per 100K -52.8%
4 Capitol Planning Region 3.8 per 100K -52.9%
5 Southeastern Connecticut Planning Region 2.3 per 100K -70.8%
6 Western Connecticut Planning Region 1.5 per 100K -81.1%
7 Lower Connecticut River Valley Planning Region 1.3 per 100K -83.9%

About This Data

All figures are estimates from the County Health Rankings & Roadmaps (CDC, FBI, NCHS), published by the U.S. Census Bureau. Values are subject to sampling variability and margin of error.

Rankings are within Connecticut only and may differ from national rankings. For more information, see our methodology.

Frequently Asked Questions

What is the most dangerous county in Connecticut?
The county with the highest homicide rate in Connecticut is Greater Bridgeport Planning Region, at 4.9 per 100,000 residents. This is 38% below the national rate of 8 per 100K.
What is the safest county in Connecticut?
The county with the lowest homicide rate in Connecticut is Lower Connecticut River Valley Planning Region, at 1.3 per 100,000 residents.
How does Connecticut's crime rate compare to the national average?
0 of 7 counties in Connecticut (0%) have a homicide rate above the national average of 8 per 100,000 residents.
Which county in Connecticut has the most firearm fatalities?
Naugatuck Valley Planning Region has the highest firearm fatality rate in Connecticut at 7.0 per 100,000 residents.
Which county in Connecticut has the most drug overdose deaths?
Naugatuck Valley Planning Region has the highest drug overdose death rate in Connecticut at 52.5 per 100,000 residents.