Newton is a city in and the county seat of Jasper County, Illinois, United States. The population was 3,069 at the 2000 Census. Newton is home to a large coal-fired power plant  and Newton Lake State Fish and Wildlife Area.
Newton has produced several notable natives. These include Texas Ranger pitcher Ross Wolf, folk singer Burl Ives, and Irene Hunt, who set the historical novel about the Civil War, Across Five Aprils, in and around Newton.