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HistoryCentral Est. 1996
IL21st
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Illinois
US States · Midwest

Illinois

Land of Lincoln · Capital: Springfield

Land of Lincoln. Capital: Springfield. May be from a Peoria Indian word "ilini", meaning "man/warrior"

Entered the Union · Dec. 3, 1818
Population
12,812,50821st
Capital
Springfield
Entered Union
181821st state
Nickname
Land of Lincoln
Median Income
$62,992
Median Age
36.6years

Basic Information

Land of Lincoln
12,812,508
Population · 2020
Natives are known as Illinoisan.
IL
Postal Abbreviation
Natives: Illinoisan
36.6yrs
Median Age
Driving age 18 · majority 18
$62,992
Median Household Income

State Symbols

Nickname
Land of Lincoln
Motto
“State Sovereignty, National Union”
State Song
“Illinois” — Archibald Johnston

Origins

Capital
Springfield
Entered the Union
Dec. 3, 1818 (21th)
Origin of the Name
May be from a Peoria Indian word "ilini", meaning "man/warrior"

Economy

Industry & enterprise
Agriculture
cattlecornfruithaymilksoybeans
Mining
Coalpetroleumsandstone
Manufacturing
chemicalselectronicsfood processingmachinerymetalsprintingtransportation equipment. Illinois Geography

Geography

The lay of the land
57,918sq mi
Total Area
Land 55,593 · water 2,325 sq mi.
Charles Mound
Highest Point
Mississippi River
Lowest Point
117°F
Highest Temp
117˚ F (7/14/1954)
The Landscape
Illinois is sometimes known as the “Prairie State” because of its rolling fertile plains. The Mississippi River forms the western border of the state, with Lake Michigan forming the northeastern border. The Ohio River and many of its tributaries run through the state.

Cities

Largest cities by population

Largest Cities

History

1680 — today

Famous People

Born or made in Illinois
Jane AddamsSaul BellowHarry BlackumWilliam Jenning BryanClarence DarrowEnrico FermiMilton FriedmanErnist HemingwayAbraham LincolnRonald ReaganCarl SandburgJohn Paul StevensIllinois National Sites

National Sites

Parks & landmarks
01

Chicago Portage National Historic Site

This site located in Cook County Illinois marks the 1.5 miles between the Des Plaines and the Chicago River. This portage provided a link between the Great Lakes and the Mississippi Rivers.

02

Lincoln Home National Historic Site

This is the site of Lincoln home in Springfield Illinois. Lincoln lived there until he left for Washington in 1861.

Watch

Illinois on film
HistoryCentral — Illinois