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This is a complete list of congressional districts for representation in the United States House of Representatives. The quantity and boundaries of districts are determined after each census, although in some cases states have changed the boundaries more than once per census. This list includes the 435 current and 221 obsolete districts. For example, since the 2000 census, Nebraska has had three districts, but it used to have as many as six. Also included here are non-voting delegations: six current and four obsolete.
The boundaries of districts shift with each redistricting. Over time, the region and demographics represented in a district can change substantially. Furthermore, districts sometimes retain the same boundaries while changing their district numbers.
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| Statistics
Alabama | Alaska | Arizona | Arkansas | California | Colorado | Connecticut | Delaware | Florida | Georgia | Hawaii | Idaho | Illinois | Indiana | Iowa | Kansas | Kentucky | Louisiana | Maine | Maryland | Massachusetts | Michigan | Minnesota | Mississippi | Missouri | Montana | Nebraska | Nevada | New Hampshire | New Jersey | New Mexico | New York | North Carolina | North Dakota | Ohio | Oklahoma | Oregon | Pennsylvania | Rhode Island | South Carolina | South Dakota | Tennessee | Texas | Utah | Vermont | Virginia | Washington | West Virginia | Wisconsin | Wyoming
Non–voting delegations
See also - References - External links |
Statistics
As of the 2000 census:
- Average population per district: 646,946 people
- State with the most districts: California (53)
- States with only one district (At-large): Alaska, Delaware, Montana, North Dakota, South Dakota, Vermont, and Wyoming.
- District with the greatest area: Alaska At-large
- District with the smallest area: New York's 15th1
- District with the most people: Montana At-large (905,316)
- District with the fewest people: Wyoming At-large (495,304)
- Oldest district: Delaware At-large (Same geographical borders since 1789)
Alabama
- 1st district
- 2nd district
- 3rd district
- 4th district
- 5th district
- 6th district
- 7th district
- 8th district, obsolete since 1970 census
- 9th district, obsolete since 1960 census
- 10th district, obsolete since 1930 census
- At-large, obsolete since 1917
- Territory At-large, obsolete since statehood
Alaska
- At-large
- Territory At-large, obsolete since statehood
American Samoa
See Non-voting delegations, below.
Arizona
- 1st district
- 2nd district
- 3rd district
- 4th district
- 5th district
- 6th district
- 7th district
- 8th district
- At-large, obsolete since 1949
- Territory At-large, obsolete since statehood
Arkansas
List of all Arkansas districts
- 1st district
- 2nd district
- 3rd district
- 4th district
- 5th district, obsolete since 1950 census
- 6th district, obsolete since 1950 census
- 7th district, obsolete since 1940 census
- At-large, obsolete since 1885
- Territory At-large, obsolete since statehood
California
Colorado
List of all Colorado districts
- 1st district
- 2nd district
- 3rd district
- 4th district
- 5th district
- 6th district
- 7th district
- At-large, obsolete since 1915
- Territory At-large, obsolete since statehood in 1876
Connecticut
List of all Connecticut districts
- 1st district
- 2nd district
- 3rd district
- 4th district
- 5th district
- 6th district, obsolete since 2000 census
- At-large, obsolete since 1965
Delaware
List of all Delaware districts
- 1st/At-large, the oldest district in the country. Since 1787, 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 state-wide district.
District of Columbia
See Non-voting delegations, below.
Florida
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Georgia
Georgia was redistricted in 2007.
- 1st district
- 2nd district
- 3rd district
- 4th district
- 5th district
- 6th district
- 7th district
- 8th district
- 9th district
- 10th district
- 11th district
- 12th district
- 13th district
- At-large, obsolete since 1885.
Guam
See Non-voting delegations, below.
Hawaii
- 1st district
- 2nd district
- At-large, obsolete since 1971.
- Territory At-large, obsolete since statehood
Idaho
- 1st district
- 2nd district
- At-large, obsolete since 1919
- Territory At-large, obsolete since statehood
Illinois
List of all Illinois districts
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Indiana
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Iowa
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Kansas
- 1st district
- 2nd district
- 3rd district
- 4th district
- 5th district, obsolete since 1990 census
- 6th district, obsolete since 1960 census
- 7th district, obsolete since 1940 census
- 8th district, obsolete since 1930 census
Kentucky
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Louisiana
List of all Louisiana districts
- 1st district
- 2nd district
- 3rd district
- 4th district
- 5th district
- 6th district
- 7th district
- 8th district, obsolete since 1990 census
- At-large, obsolete since 1875
Maine
- 1st district
- 2nd district
- 3rd district, obsolete since 1960 census
- 4th district, obsolete since 1930 census
- 5th district, obsolete since 1880 census
- 6th district, obsolete since 1860 census
- 7th district, obsolete since 1850 census
- 8th district, obsolete since 1840 census
- At-large district, briefly occurred from 1820-1821 and 1883-1885
- Further information: District of Maine2
Maryland
List of all Maryland districts
- 1st district
- 2nd district
- 3rd district
- 4th district
- 5th district
- 6th district
- 7th district
- 8th district
- At-large, 1943 through 1947 only
Massachusetts
List of all Massachusetts Districts
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Michigan
List of all Michigan Districts
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Minnesota
List of all Minnesota districts
- 1st district
- 2nd district
- 3rd district
- 4th district
- 5th district
- 6th district
- 7th district
- 8th district
- 9th district, obsolete since 1960 census
- 10th district, obsolete since 1930 census
Mississippi
List of all Mississippi districts
- 1st district
- 2nd district
- 3rd district
- 4th district
- 5th district, obsolete since 2000 census
- 6th district, obsolete since 1960 census
- 7th district, obsolete since 1950 census
- 8th district, obsolete since 1930 census
Missouri
List of all Missouri Districts
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Montana
- At-large
- 1st district, obsolete since 1990 census
- 2nd district, obsolete since 1990 census
Nebraska
List of all Nebraska districts
- 1st district
- 2nd district
- 3rd district
- 4th district, obsolete since 1960 census
- 5th district, obsolete since 1940 census
- 6th district, obsolete since 1930 census
Nevada
New Hampshire
List of all New Hampshire districts
- 1st district
- 2nd district
- 3rd district, obsolete since 1880 census
- 4th district, obsolete since 1850 census
- At-large, replaced by single-member-district representation in 1847
New Jersey
List of all New Jersey districts
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New Mexico
List of all New Mexico districts
New York
List of all New York districts
North Carolina
List of all North Carolina districts
North Dakota
List of all North Dakota districts
- At-Large
- 2nd district, obsolete since 1970 census
- 3rd district, obsolete since 1930 census
Northern Mariana Islands
See Non-voting delegations, below.
Ohio
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- See also History of 19th Century congressional redistricting in Ohio, for a description of which counties were in which districts at the various elections up to 1902.
Oklahoma
List of all Oklahoma districts
- 1st district
- 2nd district
- 3rd district
- 4th district
- 5th district
- 6th district, obsolete since





