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
Kenilworth$229,7922,513
Winnetka$203,99512,187
Long Grove$191,5228,043
Glencoe$184,0288,723
Golf$170,577500
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