The capital is Springfield, in the west-central part of the state. side from the aforementioned distinction between the Chicago area and downstate derived from population patterns, Illinois can be separated into three broad regions that differ markedly in their economic and social characteristics. A highly urbanized band—with extensive farming areas in between—reaches across the state in the north from Chicago to the Rock Island–Moline complex on the Mississippi and includes Kankakee, Joliet, and Rockford. Most farmland is located within easy reach of urban centres. The region is characterized by heavy industry around Chicago and the other centres, with a large and rapidly expanding suburban complex of shopping facilities, single-family dwellings, and apartment houses. The central third of the state includes the cities of Springfield, Bloomington and Normal, Peoria, Champaign and Urbana, Danville, Galesburg, Quincy, and Decatur.