2,398 square miles.
Its area is 57,914 square miles.
Libertyville, Illinois, USA - 9.1 square miles.
Johnson County, Illinois, USA - 349 square miles.
Illinois' area is 57,900 square miles or 37,055,848.2 acres.
57,918 sq mi
twenty eight
Cook County, Illinois, USA - 1,635 square miles.
Arizona has a total area of 113,990 square miles of which about 400 square miles is water.
Colorado's water area is 454 square miles.
Illinois is 390 miles long and 210 miles wide depending on where you stand, and has an area of 57,918 square miles, making it the 25th largest of the 50 states.
Illinois, USA is 149,998 km2 or which 6,037 km2 is water.
1,303 square miles.