State of Illinois

Flag of Illinois
State Flag
Seal of Illinois
State Seal

Basic Info

Capital
Highest point
Charles Mound (1,235 ft / 376.4 m)
Admission to Union
December 3, 1818 (21st)

Affluent Communities In Illinois

NameMedian Household IncomePopulation
Winnetka$216,87512,504
Kenilworth$203,7502,547
Glencoe$203,2358,923
Riverwoods$203,1253,683
Long Grove$187,2127,980
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