Chicago is the most populous city in the U.S. state of Illinois and in the Midwestern United States. With a population of 2,746,388, as of the 2020 census, it is the third-most populous city in the United States after New York City and Los Angeles. As the seat of Cook County, the second-most populous county in the U.S., Chicago is the center of the Chicago metropolitan area, often colloquially called "Chicagoland" and home to 9.6 million residents.
AdGet access to over 1 million books on any topic with PERLEGO online library. Discover the convenience of a subscription library for online books and academic texts.
Highlight & save notes · Top publishers · Unlimited reading · Textbooks made simple