is located in the Midwestern United States and covers an area of 57,914 square miles. Its population is estimated to be 12,812,508 in 2021 and 12,582,032 by 2022. It is bordered by Wisconsin, Indiana, Kentucky, Missouri, and Iowa, with the Mississippi River forming its western boundary, the Ohio River and Wabash River its southeastern border, and the Illinois River traversing it. Lake Michigan lies to the northeast.
The capital city is Springfield and it is known as the Prairie State or the Land of Lincoln. The state motto is “State Sovereignty, National Union” and the state bird is the northern cardinal, while the state flower is a violet. The official state song is “Illinois”. There are 18 seats for Illinois in the US House of Representatives (out of 435). The time zone is Central (GMT -6 hours).
Illinois is one of the top manufacturing states in the US, producing nonelectrical machinery, and is also a major insurance centre.