Chicago
City in Illinois
Chicago, on Lake Michigan in Illinois, is among the largest cities in the U.S. Famed for its bold architecture, it has a skyline punctuated by skyscrapers such as the iconic John Hancock Center, 1,451-ft. Willis Tower (formerly the Sears Tower)...
Population: 2.665 million (2022)
Nickname: the Windy City
Area codes: 312, 773, 872
Demonym: Chicagoan
Elevation (mean): 597.18 ft (182.02 m)
Founded by: Jean Baptiste Point du Sable
Incorporated (city): March 4, 1837; 187 years ago
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