Braidwood is a city in Will County, Illinois, United States, approximately 53 miles southwest of Chicago and 18 miles south of Joliet. The population was 6,191 at the 2010 census. The Braidwood Nuclear Generating Station, a nuclear power plant owned by Exelon Corporation, is also located in the area. The station is one of the major employers in the area and provides a significant portion of the electricity used in the Chicago area.