Chuzhou is a prefecture-level city in eastern Anhui Province, China. It borders the provincial capital of Hefei to the south and southwest, Huainan to the west, Bengbu to the northwest, and the province of Jiangsu to the east. According to the 2010 Chinese census, the city of Chuzhou has a registered population of 3,987,054 inhabitants, of whom 1,198,719 live in the built-up area made of two urban districts, with Lai'an County now largely being urbanized.