Cicero, Illinois, is one of the oldest and largest municipalities in the state. It comprises eight neighborhoods; Cicero is a suburb of Chicago and an incorporated town in Cook County with a population of about 83,000, making it the 11th largest municipality in Illinois.
Illinois is in the Midwestern region of the U.S. The Mississippi River, the Ohio River, and the Wabash River form parts of Illinois’ boundaries. The state’s capital city is Springfield, but the largest concentration of population is in its northeast. Chicago is the largest city and the largest metro area. There are about 12,812,500 people living in 57,915 square miles.