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Illinois

State

Illinois is a state in the Midwestern United States bordered by Lake Michigan and the Mississippi and Wabash-Ohio rivers. Admitted to the Union in 1818 as the 21st state, its capital is Springfield while Chicago, its largest city, anchors the state's economy. This description is adapted from Wikipedia contributors under CC BY-SA 4.0; changes were made. https://creativecommons.org/licenses/by-sa/4.0/

Facts
Capital
Springfield 1
Population
12,719,141 1
2025 estimate from Illinois's own Wikipedia infobox.
Population Estimate Year
2025 1
Area (sq km)
149,997 1
Admission Year
1818 1
Admitted to the Union December 3, 1818 (21st state), per the infobox.
Latitude
40 degrees north 1
Longitude
89 degrees west 1
Connections

Adjacent To

Indiana, States or Territories
Source Indiana (Wikipedia)
Iowa, States or Territories
Source Illinois (Wikipedia)
Kentucky, States or Territories
Source Illinois (Wikipedia)
Missouri, States or Territories
Source Illinois (Wikipedia)
Wisconsin, States or Territories
Source Wisconsin (Wikipedia)

Associated With

Champaign, Cities
Source Champaign, Illinois (Wikipedia)
Chicago, Cities

Chicago is the most populous city in the U.S. state of Illinois.

Source Chicago (Wikipedia)
Springfield, Cities

Springfield is in the U.S. state of Illinois.

Source Springfield (Wikipedia)
United States, Countries

Illinois is a state of the United States.

Source Illinois (Wikipedia)
Urbana, Cities
Source Urbana, Illinois (Wikipedia)

Has Capital

Springfield, Cities

Springfield is the capital of Illinois.

Source Springfield (Wikipedia)
In the Other Atlases

Origin Of

Miles Davis

Also in Arts and Music Atlas: which originated in this subject.

Northwestern University

Also in Society and Culture Atlas: which originated in this subject.

Source Northwestern University (Wikipedia)Lead
Quote, Lead
Northwestern University (NU) is a private research university in Evanston, Illinois, United States.

Site Of

5 Rabbit Cervecería

Also in Business Atlas: which is located in this subject.

Arthur J. Gallagher & Co.

Also in Business Atlas: which is located in this subject.

CaseStack

Also in Business Atlas: which is located in this subject.

CDW Corporation

Also in Business Atlas: which is located in this subject.

Chicago and Eastern Illinois Railroad

Also in Business Atlas: which is located in this subject.

Chicago and Illinois River Railroad

Also in Business Atlas: which is located in this subject.

Chicago and Southern Railroad

Also in Business Atlas: which is located in this subject.

Chicago North Shore and Milwaukee Railroad

Also in Business Atlas: which is located in this subject.

Dover Corporation

Also in Business Atlas: which is located in this subject.

Estwing Manufacturing Company

Also in Business Atlas: which is located in this subject.

Galena and Chicago Union Railroad

Also in Business Atlas: which is located in this subject.

International Motors

Also in Business Atlas: which is located in this subject.

Lake Erie and Western Railroad

Also in Business Atlas: which is located in this subject.

Legoland Discovery Center Chicago

Also in Business Atlas: which is located in this subject.

Mark Williams Company

Also in Business Atlas: which is located in this subject.

Motorola

Also in Business Atlas: which is located in this subject.

MPI Media Group

Also in Business Atlas: which is located in this subject.

Peacock Brewery

Also in Business Atlas: which is located in this subject.

Peoria and Pekin Union Railway

Also in Business Atlas: which is located in this subject.

Rock Island Arsenal

Also in Business Atlas: which is located in this subject.

Roller Derby (brand)

Also in Business Atlas: which is located in this subject.

Small Town Brewery

Also in Business Atlas: which is located in this subject.

Two Brothers Brewing

Also in Business Atlas: which is located in this subject.

Vaughan & Bushnell Manufacturing

Also in Business Atlas: which is located in this subject.

Northwestern University

Also in Computing Atlas: which is located in this subject.

Source Northwestern University (Wikipedia)Lead, headquarters
Quote, Lead, headquarters
is a private research university in Evanston, Illinois, United States
Emma Hale Smith

Also in Divinity Atlas: which is located in this subject.

Source Emma Smith (Wikipedia)Infobox: death_place
Quote, Infobox: death_place
Nauvoo House, Nauvoo, Illinois, U.S.
George W. Carey

Also in Divinity Atlas: which is located in this subject.

Source George W. Carey (Wikipedia)Wikipedia contributorsInfobox: birth_placetier 3
Quote, Infobox: birth_place
Dixon, Lee County, Illinois
Kenekuk

Also in Divinity Atlas: which is located in this subject.

Argonne National Laboratory

Also in Energy Atlas: which is located in this subject.

Advanced Photon Source

Also in Technology and Engineering Atlas: which is located in this subject.

Source Advanced Photon Source (Wikipedia)Lead paragraphtier 2
Quote, Lead paragraph
at Argonne National Laboratory (in Lemont, Illinois)

Found There

Illinois circuit courts

Also in Law Atlas: found in this subject.

Supreme Court of Illinois

Also in Law Atlas: found in this subject.

Source Supreme Court of Illinois (Wikipedia)Lead [country-or-jurisdiction]
Quote, Lead [country-or-jurisdiction]
the highest court of the judiciary of Illinois
Sources
1. Illinois (Wikipedia)
Wikimedia Foundation
  • Infobox, capital
    Capital Springfield
  • Infobox, population
    Population (2025) Total 12719141
  • Infobox: area_total_km2
    149,997
  • Article text
    Illinois was soon part of the United States' oldest territory, the Northwest Territory, and in 1818, it achieved statehood.
  • Page header, coordinates
    wgCoordinates lat 40, lon -89
  • Introduction
    Illinois is a state in the Midwestern United States.
  • Adjacent To: Kentucky, Lead section, borders Kentucky
    This marks the beginning of Illinois's southern border with Kentucky, which runs along the northern shoreline of the Ohio River. Most of the western border with Missouri and Iowa is the Mississippi River.
  • Adjacent To: Missouri, Lead section, borders Missouri
    This marks the beginning of Illinois's southern border with Kentucky, which runs along the northern shoreline of the Ohio River. Most of the western border with Missouri and Iowa is the Mississippi River.
  • Adjacent To: Iowa, Lead section, borders Iowa
    This marks the beginning of Illinois's southern border with Kentucky, which runs along the northern shoreline of the Ohio River. Most of the western border with Missouri and Iowa is the Mississippi River.
View the Source
Wikidata: Illinois
Wikidata Q1204, class allow-list match verified against P17/real-world identity (w-geo-qidcite-0926).View the Source
Chicago (Wikipedia)
Wikimedia FoundationAssociated With: Chicago, Lead section, state fact
Quote, Associated With: Chicago, Lead section, state fact
Chicago is the most populous city in the U.S. state of Illinois and in the Midwestern United States.
View the Source
Indiana (Wikipedia)
Wikimedia FoundationAdjacent To: Indiana, Lead section, borders Illinois
Quote, Adjacent To: Indiana, Lead section, borders Illinois
It borders Lake Michigan to the northwest, Michigan to the north and northeast, Ohio to the east, the Ohio River and Kentucky to the south and southeast, and the Wabash River and Illinois to the west.
View the Source
Wisconsin (Wikipedia)
Wikimedia FoundationAdjacent To: Wisconsin, Lead section, borders Illinois
Quote, Adjacent To: Wisconsin, Lead section, borders Illinois
It borders Minnesota to the west, Iowa to the southwest, Illinois to the south, Lake Michigan to the east, Michigan to the northeast, and Lake Superior to the north.
View the Source
Champaign, Illinois (Wikipedia)
Wikimedia FoundationAssociated With: Champaign, Infobox, State
Quote, Associated With: Champaign, Infobox, State
Illinois
View the Source
Urbana, Illinois (Wikipedia)
Wikimedia FoundationAssociated With: Urbana, Infobox, State
Quote, Associated With: Urbana, Infobox, State
Illinois
View the Source

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