Illinois Illinois ( ) is a U.S. state, state in the Midwestern United States, Midwestern United States. It borders on Lake Michigan to its northeast, the Mississippi River to its west, and the Wabash River, Wabash and Ohio River, Ohio rivers to its ...

is divided into 17

congressional district Congressional districts, also known as electoral districts in other nations, are divisions of a larger administrative region that represent the population of a region in the larger congressional body. Countries with congressional districts includ ...

s, each represented by a member of the

United States House of Representatives The United States House of Representatives is a chamber of the Bicameralism, bicameral United States Congress; it is the lower house, with the U.S. Senate being the upper house. Together, the House and Senate have the authority under Artic ...

. The majority of Illinois's districts are located in the

Chicago Chicago is the List of municipalities in Illinois, most populous city in the U.S. state of Illinois and in the Midwestern United States. With a population of 2,746,388, as of the 2020 United States census, 2020 census, it is the List of Unite ...

area. The

Illinois General Assembly The Illinois General Assembly is the legislature of the U.S. state of Illinois. It has two chambers, the Illinois House of Representatives and the Illinois Senate. The General Assembly was created by the first state constitution adopted in ...

has the primary responsibility of redrawing congressional district lines following each decennial

census A census (from Latin ''censere'', 'to assess') is the procedure of systematically acquiring, recording, and calculating population information about the members of a given Statistical population, population, usually displayed in the form of stati ...

. The

governor of Illinois The governor of Illinois is the head of government of Illinois Illinois ( ) is a U.S. state, state in the Midwestern United States, Midwestern United States. It borders on Lake Michigan to its northeast, the Mississippi River to its we ...

has the power to veto proposed congressional district maps, but the General Assembly has the power to override the veto, with the support of 3/5ths of both chambers. In 1971, 1981, and 1991, the General Assembly was unable to come to an agreement, and the map was drawn up by a panel of three federal judges chosen by Democrats and

Republicans Republican can refer to: Political ideology * An advocate of a republic, a type of government that is not a monarchy or dictatorship, and is usually associated with the rule of law. ** Republicanism, the ideology in support of republics or agains ...

. In 2001, the General Assembly was again unable to reach an agreement, and the task of redrawing district boundaries was given to the Illinois congressional delegation. With unified Democratic control of the General Assembly and governor's office during the 2011 and 2021 redistricting cycles, Democrats have been able to redistrict without input from Republicans, leading to districts

gerrymandered Gerrymandering, ( , originally ) defined in the contexts of representative electoral systems, is the political manipulation of electoral district boundaries to advantage a party, group, or socioeconomic class within the constituency. Th ...

to favor the Democratic Party. In the 2022 midterm elections, per the 2020 United States census, Illinois lost a congressional seat. From a high of 27 congressional seats apportioned to Illinois following the 1910 and 1930 censuses, the state has lost one to two seats in every re-apportionment cycle since 1940, with the exception of the cycle following the 1970 census.

Current districts and representatives

List of members of the United States House delegation from Illinois, their terms, district maps, and the district political ratings according to the

CPVI The Cook Partisan Voting Index, abbreviated PVI or CPVI, is a measurement of how partisan a U.S. congressional district or U.S. state is. This partisanship is indicated as lean towards either the Republican Party or the Democratic Party, comp ...

. The delegation in the

118th United States Congress The 118th United States Congress was a meeting of the United States Congress, legislative branch of the Federal government of the United States, United States federal government, composed of the United States Senate and the United States House ...

has a total of 17 members, with 14 Democrats and 3

as of 2023.

Historical and present district boundaries

Table of United States congressional district boundary maps in the State of Illinois, presented chronologically. All redistricting events that took place in Illinois from statehood in 1818 to 2013 are shown. During the periods of 1863-1873, 1893-1895, and 1903-1948, voters in Illinois elected an additional one to two at-large representatives.

Obsolete districts

* * * * * * * * * * *

References

External links

"Explore U.S. House Candidates by Congressional District", interactive map

WTTW WTTW (channel 11) is a PBS member television station in Chicago, Illinois, United States. Owned by not-for-profit broadcaster Window to the World Communications, Inc., it is sister to commercial classical music radio station WFMT (98.7 FM). ...

{{DEFAULTSORT:Illinois's Congressional Districts

Current districts and representatives

Historical and present district boundaries

Obsolete districts

See also

References

External links