Central Illinois is a region of the U.S. state of Illinois that consists of the entire central third of the state, divided from north to south. Also known as the Heart of Illinois, it is characterized by small towns and mid-sized cities. Agriculture, particularly corn and soybeans, as well as educational institutions and manufacturing centers, figure prominently.
A total of 45 counties are typically considered to be within Central Illinois, with a population of 1,874,635 as of the 2020 U.S. Census[update]. Major cities include Peoria, Springfield (the state capital), Decatur, Quincy, Champaign–Urbana, Bloomington–Normal, Galesburg, and Danville.[1]