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State Facts

Full Name

State of Illinois

Admitted to the Union (Rank)

December 3, 1818 (21st)

Population 2000 (Rank)

12,419,293 (5th)

Land Area (Rank)

55,584 square miles; 143,961 square kilometers (24th)

Capital

Springfield

Postal Abbreviation

IL

State Nicknames

Prairie State

Motto

State sovereignty, national union

Song

“Illinois” (music by Archibald Johnston, words by C. H. Chamberlain)

State Symbols

  • Flower: Native violet
  • Tree: White oak
  • Bird: Cardinal
  • Mineral: Fluorite
  • Animal: White-tailed deer
  • Insect: Monarch butterfly
  • Fish: Bluegill

Economy

  • Agriculture:
    • Corn,
    • soybeans,
    • hogs,
    • cattle,
    • dairy products,
    • wheat
  • Industry:
    • Machinery,
    • food processing,
    • electric equipment,
    • chemical products,
    • printing and publishing,
    • fabricated metal products,
    • transportation equipment,
    • coal,
    • petroleum