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Illinois

Land of Lincoln

Quick Facts: Illinois

HASC Code: US-IL
FIPS Code: US17
Admission Date: December 3, 1818
Region: Midwest
Division: East North Central

Capital: Springfield
Largest City: Chicago
Population: 12,831,970
Land Area: 55,584 sq mi (143,962 km²)
Number of Counties: 102

Counties of Illinois

Largest Cities in Illinois

Chicago Pop: 2,896,016 City

Rockford Pop: 150,115 City

Aurora Pop: 142,990 City

Naperville Pop: 128,358 City

Peoria Pop: 112,936 City

Springfield Pop: 111,454 City

Joliet Pop: 106,221 City

Elgin Pop: 94,487 City

Waukegan Pop: 87,901 City

Decatur Pop: 81,860 City

Evanston Pop: 74,239 City

Champaign Pop: 67,518 City

Towns, Villages & Other Municipalities in Illinois

Cicero Town Pop: 85,616

Heights Village Pop: 76,031

Schaumburg Village Pop: 75,386

Palatine Village Pop: 65,479

Skokie Village Pop: 63,348

Bolingbrook Village Pop: 56,321

Prospect Village Pop: 56,265

Lawn Village Pop: 55,245

Park Village Pop: 52,524

Park Village Pop: 51,077

Estates Village Pop: 49,495

Grove Village Pop: 48,724

Park Village Pop: 48,401

Normal Town Pop: 45,386

Grove Village Pop: 42,909

Lombard Village Pop: 42,322

Glenview Village Pop: 41,847

Stream Village Pop: 40,438

Park Village Pop: 38,278

Bartlett Village Pop: 36,706

More About Illinois

Elevation:

High: Warren 1,012 ft | Low: Trout Valley 250 ft

Pop. Density:

230.86/sq mi (89.13/km²)

ZIP Code Range:

60000 - 62900

Official Website:

http://www.illinois.gov

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