Illinois--Vital Statistics Compact ALMANAC--United States Directory Illinois
Compact Vital Statistics NicknameThe Prairie State Great SealState Sovereinty - National Union AnimalWhite-tailed Deer FlowerNative Violet BirdCardinal TreeWhite Oak SongIllinois MineralFluorite FishBluegill Entered the UnionDecember 3, 1818 CapitalSpringfield Land Area (square miles)55,593    Rank in Nation24th 1990 Census Population11,430,602    Rank in Nation6th Density per square mile205.61 1992 Estimated Population11,631,000 Number of Representatives in Congress20 Capital CitySpringfield    Population105,227    Rank in State4th Largest CityChicago    Population2,783,726 Number of Places over 10,000 Population180

Source: The Book of the States, 1992-93 edition, Vol. 29; The Council of State Governments, Lexington, KY.