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List of United States congressional districts

From Wikipedia, the free encyclopedia

List of United States congressional districts
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Congressional districts in the United States are electoral divisions for the purpose of electing members of the United States House of Representatives. The number of voting seats within the House of Representatives is currently set at 435, with each one representing an average of 761,169 people following the 2020 United States census.[1] The number of voting seats has applied since 1913, excluding a temporary increase to 437 after the admissions of Alaska and Hawaii. The total number of state members is capped by the Reapportionment Act of 1929.[2] In addition, each of the five inhabited U.S. territories and the federal district of Washington, D. C., sends a non-voting delegate to the House of Representatives.

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U.S. congressional districts of the 119th Congress (2025–2027) with territories
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Change in apportionment of congressional districts, starting in 2023, as a result of the 2020 United States census

The Bureau of the Census conducts a constitutionally mandated decennial census whose figures are used to determine the number of congressional districts to which each state is entitled, in a process called "apportionment". The 2022 elections were the first to be based on the congressional districts which were defined based on the 2020 United States census.[3]

Each state is responsible for the redistricting of districts within their state, while several states have one "at-large" division. Redistricting must take place if the number of members changes following a re-apportionment, or may take place at any other time if demographics represented in a district have changed substantially. Setting the boundaries of states' congressional districts is the responsibility of state governments, who often gerrymander districts for various reasons. Districts may sometimes retain the same boundaries, while changing their district numbers.

The following is a complete list of the 435 current congressional districts for the House of Representatives, and over 200 obsolete districts, and the six current and one obsolete non-voting delegations.

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Extremes

Population

Area

Oldest district

American Human Development Index

Cook Partisan Voting Index

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Alabama

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Alabama's congressional districts since 2025
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Alaska

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Alaska's at-large district since 1959

American Samoa

See Non-voting delegations, below.

Arizona

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Arizona's congressional districts since 2023
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Arkansas

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Arkansas's congressional districts since 2023
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California

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California's congressional districts since 2023
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Colorado

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Colorado's congressional districts since 2023
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Connecticut

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Connecticut's congressional districts since 2023
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Delaware

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Delaware's at-large district since 1789

The oldest district in the country, it has never changed its shape or size. From 1813 to 1823, Delaware had two representatives — both chosen at-large on a general ticket from the same statewide district.

District of Columbia

See Non-voting delegations, below.

Florida

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Florida's congressional districts since 2023
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Georgia

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Georgia's congressional districts since 2025
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Guam

See Non-voting delegations, below.

Hawaii

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Hawaii's congressional districts since 2023
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Idaho

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Map of Idaho's congressional districts since 2023
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Illinois

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Illinois's congressional districts since 2023
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Indiana

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Indiana's congressional districts since 2023
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Iowa

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Iowa's congressional districts since 2023
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Kansas

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Kansas's congressional districts since 2023
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Kentucky

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Kentucky's congressional districts since 2023
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Louisiana

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Louisiana's congressional districts since 2025
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Maine

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Maine's congressional districts since 2023
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Until 1820, Maine was part of Massachusetts. After the 1810 census, Massachusetts was allocated 20 districts. Seven Massachusetts districts (then numbered 14 through 20) were credited to Maine soon after it became a state in 1820. See District of Maine.

Maryland

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Maryland's congressional districts since 2023
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Massachusetts

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Massachusetts's congressional districts since 2023
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Michigan

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Michigan's congressional districts since 2023
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Minnesota

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Minnesota's congressional districts since 2023
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Mississippi

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Mississippi's congressional districts since 2023
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Missouri

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Missouri's congressional districts from 2023
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Montana

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Montana's congressional districts since 2023
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Nebraska

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Nebraska's congressional districts since 2023
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Nevada

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Nevada's congressional districts since 2023
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New Hampshire

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New Hampshire's congressional districts since 2023
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New Jersey

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New Jersey's congressional districts since 2023
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New Mexico

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New Mexico's congressional districts since 2023
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New York

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New York's congressional districts since 2023
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North Carolina

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North Carolina's congressional districts since 2023
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North Dakota

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North Dakota's at-large district since 1973

Northern Mariana Islands

See Non-voting delegations, below.

Ohio

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Ohio's congressional districts since 2023
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Oklahoma

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Oklahoma's congressional districts since 2023
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Oregon

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Oregon's congressional districts since 2023
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Pennsylvania

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Pennsylvania's congressional districts since 2023
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Puerto Rico

See Non-voting delegations, below.

Rhode Island

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Rhode Island's congressional districts since 2013
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South Carolina

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South Carolina's congressional districts since 2023
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South Dakota

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South Dakota's at-large district since 1983

Tennessee

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Tennessee's congressional districts since 2023
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Texas

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Texas's congressional districts since 2023
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U.S. Virgin Islands

See Non-voting delegations, below.

Utah

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Utah's congressional districts since 2023
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Vermont

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Vermont's at-large district since 1933

Virginia

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Virginia's congressional districts since 2023
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Washington

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Washington's congressional districts since 2023
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West Virginia

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West Virginia's congressional districts since 2023
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Wisconsin

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Map of Wisconsin's congressional districts from 2023
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Wyoming

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Wyoming's at-large district since 1869

Non-voting delegations

List of districts by area

Summarize
Perspective

The list includes the 435 voting districts of the 119th United States Congress, effective from 2025 to 2027.[6]

More information Rank, District ...

See also

Comparisons

Notes

  1. Maine used to be part of Massachusetts. After the 1810 census, Massachusetts was allocated 20 districts. Seven districts (numbers 14 through 20) were credited to Maine soon after it became a state in 1820.

References

Sources

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