Illinois’s nickname is Prairie State. It was the 21st admitted
state. It was officialy ratified on Dec 03, 1818. Illinois
has an average population of 12,947,252 spread between the
coordinates of 40.349457 Latitude and -88.986137 Longitude.
60001 to 62999
40.349457 / -88.986137
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Frequently Asked Questions
Illinois is also known as Prairie State.
The capital city of Illinois is Springfield.
Illinois has a total population of 12,947,252.
The Illinois ratification of Constitution happened on Dec 03, 1818.