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Summary of 
Connecticut
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state
Connecticut
health
department
external-link

Strengths

  • Low premature death rate
  • Low prevalence of non-medical drug use
  • Low prevalence of adults using e-cigarettes

Challenges

  • High income inequality
  • Low voter participation
  • High prevalence of households experiencing severe housing problems

Key Findings

On This Page

Rankings
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Featured Measures
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Reports
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Featured Measures

View state data on various measures and see how it compares to other states and the U.S. overall.

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View Air Pollution Data
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Reports

America's Health Rankings provides detailed health assessments of key populations.

All Reports
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Annual Report

Published January 2026

Longest running annual assessment of the nation’s health on a state-by-state basis. The 36th edition features 99 measures across health outcomes and their drivers.

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Senior Report

Published May 2026

A portrait of the health and well-being of adults age 65 and older in the United States — with over a decade of data.

View Report
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Health of Women and Children Report

Published December 2025

Latest data provide an overview of challenges and successes across the health of women and children at the national and state levels over time.

View Report
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Air Pollution in Connecticut

Average exposure of the general public to particulate matter of 2.5 microns or less, measured in micrograms per cubic meter

Connecticut
United States
Source:

 U.S. Environmental Protection Agency

Compare States
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Air Pollution in the United States

Average exposure of the general public to particulate matter of 2.5 microns or less, measured in micrograms per cubic meter

4.1 - 6.6

6.7 - 7.7

7.8 - 8.3

8.4 - 8.7

8.8 - 11.7

Data from U.S. Environmental Protection Agency, 2022-2024

4.1 - 6.6

6.7 - 7.7

7.8 - 8.3

8.4 - 8.7

8.8 - 11.7

5.9

Alaska Value

Alaska

5.9

* Micrograms of fine particles per cubic meter

7.7

Alabama Value

Alabama

7.7

* Micrograms of fine particles per cubic meter

8.8

United States Value

United States

8.8

* Micrograms of fine particles per cubic meter

8.5

Arkansas Value

Arkansas

8.5

* Micrograms of fine particles per cubic meter

8.7

Arizona Value

Arizona

8.7

* Micrograms of fine particles per cubic meter

11.7

California Value

California

11.7

* Micrograms of fine particles per cubic meter

6

Colorado Value

Colorado

6

* Micrograms of fine particles per cubic meter

8.1

Connecticut Value

Connecticut

8.1

* Micrograms of fine particles per cubic meter

9.4

District of Columbia Value

District of Columbia

9.4

* Micrograms of fine particles per cubic meter

9.7

Delaware Value

Delaware

9.7

* Micrograms of fine particles per cubic meter

7.6

Florida Value

Florida

7.6

* Micrograms of fine particles per cubic meter

9.2

Georgia Value

Georgia

9.2

* Micrograms of fine particles per cubic meter

4.7

Hawaii Value

Hawaii

4.7

* Micrograms of fine particles per cubic meter

8.4

Iowa Value

Iowa

8.4

* Micrograms of fine particles per cubic meter

7.6

Idaho Value

Idaho

7.6

* Micrograms of fine particles per cubic meter

10.3

Illinois Value

Illinois

10.3

* Micrograms of fine particles per cubic meter

9.5

Indiana Value

Indiana

9.5

* Micrograms of fine particles per cubic meter

8.7

Kansas Value

Kansas

8.7

* Micrograms of fine particles per cubic meter

8.1

Kentucky Value

Kentucky

8.1

* Micrograms of fine particles per cubic meter

8.4

Louisiana Value

Louisiana

8.4

* Micrograms of fine particles per cubic meter

7.7

Massachusetts Value

Massachusetts

7.7

* Micrograms of fine particles per cubic meter

7.4

Maryland Value

Maryland

7.4

* Micrograms of fine particles per cubic meter

5.9

Maine Value

Maine

5.9

* Micrograms of fine particles per cubic meter

10.4

Michigan Value

Michigan

10.4

* Micrograms of fine particles per cubic meter

8.4

Minnesota Value

Minnesota

8.4

* Micrograms of fine particles per cubic meter

7.6

Missouri Value

Missouri

7.6

* Micrograms of fine particles per cubic meter

8.3

Mississippi Value

Mississippi

8.3

* Micrograms of fine particles per cubic meter

6.5

Montana Value

Montana

6.5

* Micrograms of fine particles per cubic meter

7.9

North Carolina Value

North Carolina

7.9

* Micrograms of fine particles per cubic meter

8.3

North Dakota Value

North Dakota

8.3

* Micrograms of fine particles per cubic meter

6.6

Nebraska Value

Nebraska

6.6

* Micrograms of fine particles per cubic meter

5

New Hampshire Value

New Hampshire

5

* Micrograms of fine particles per cubic meter

7.9

New Jersey Value

New Jersey

7.9

* Micrograms of fine particles per cubic meter

5.9

New Mexico Value

New Mexico

5.9

* Micrograms of fine particles per cubic meter

8.4

Nevada Value

Nevada

8.4

* Micrograms of fine particles per cubic meter

7.8

New York Value

New York

7.8

* Micrograms of fine particles per cubic meter

9.8

Ohio Value

Ohio

9.8

* Micrograms of fine particles per cubic meter

8.5

Oklahoma Value

Oklahoma

8.5

* Micrograms of fine particles per cubic meter

8.2

Oregon Value

Oregon

8.2

* Micrograms of fine particles per cubic meter

11

Pennsylvania Value

Pennsylvania

11

* Micrograms of fine particles per cubic meter

6.7

Rhode Island Value

Rhode Island

6.7

* Micrograms of fine particles per cubic meter

8.4

South Carolina Value

South Carolina

8.4

* Micrograms of fine particles per cubic meter

5.7

South Dakota Value

South Dakota

5.7

* Micrograms of fine particles per cubic meter

7.8

Tennessee Value

Tennessee

7.8

* Micrograms of fine particles per cubic meter

9.4

Texas Value

Texas

9.4

* Micrograms of fine particles per cubic meter

7.5

Utah Value

Utah

7.5

* Micrograms of fine particles per cubic meter

7.2

Virginia Value

Virginia

7.2

* Micrograms of fine particles per cubic meter

6

Vermont Value

Vermont

6

* Micrograms of fine particles per cubic meter

7.7

Washington Value

Washington

7.7

* Micrograms of fine particles per cubic meter

8.6

Wisconsin Value

Wisconsin

8.6

* Micrograms of fine particles per cubic meter

7.7

West Virginia Value

West Virginia

7.7

* Micrograms of fine particles per cubic meter

4.1

Wyoming Value

Wyoming

4.1

* Micrograms of fine particles per cubic meter

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