Counties with the highest cancer rates in Connecticut

Several factors contribute to cancer rates, from personal habits and genetics to air pollution or groundwater quality in a given area. People experiencing social, economic, or environmental disadvantages are disproportionately affected by high cancer rates in certain regions—including access or barriers to early screening and care.

Cancer rates also fluctuate by jobs: Higher rates of cancer can be found among meat industry and rubber manufacturing workers, and farmers.

Stacker compiled the counties with the highest cancer rates in Connecticut using data from the CDC. Keep reading to see where in your state cancer cases are the most common.

You may also like: Highest-rated Class of 2026 men's basketball recruits from Connecticut

illstudio // Shutterstock

1 / 8

#8. Tolland County

- Cancer rate per 100,000, 2016-2020: 547.9
- Age-adjusted rate per 100,000, 2016-2020: 449.9

Canva

2 / 8

#7. Fairfield County

- Cancer rate per 100,000, 2016-2020: 557.8
- Age-adjusted rate per 100,000, 2016-2020: 450.8

Canva

3 / 8

#6. Hartford County

- Cancer rate per 100,000, 2016-2020: 592.5
- Age-adjusted rate per 100,000, 2016-2020: 459.8

Canva

4 / 8

#5. Windham County

- Cancer rate per 100,000, 2016-2020: 599.5
- Age-adjusted rate per 100,000, 2016-2020: 464.9

Canva

5 / 8

#4. New Haven County

- Cancer rate per 100,000, 2016-2020: 599.6
- Age-adjusted rate per 100,000, 2016-2020: 462.6

You may also like: Hottest Januarys in Connecticut since 1895

Canva

6 / 8

#3. New London County

- Cancer rate per 100,000, 2016-2020: 621.6
- Age-adjusted rate per 100,000, 2016-2020: 459.0

Canva

7 / 8

#2. Middlesex County

- Cancer rate per 100,000, 2016-2020: 682.8
- Age-adjusted rate per 100,000, 2016-2020: 462.5

Canva

8 / 8

#1. Litchfield County

- Cancer rate per 100,000, 2016-2020: 710.8
- Age-adjusted rate per 100,000, 2016-2020: 466.8