Chrisman is a city in Ross Township, Edgar County, Illinois, United States. The population was 1,312 at the 2020 census. Chrisman is located o…Chrisman is a city in Ross Township, Edgar County, Illinois, United States. The population was 1,312 at the 2020 census. Chrisman is located on U.S. Route 150 less than a mile north of its intersection with U.S. Route 36. Two railroad lines intersect in Chrisman, both operated by CSX Transportation.