Lewistown High School, or LHS, is a public four-year high school located at 15205 North IL Route 100 in Lewistown, Illinois, a small city in Fulton County, in the Midwestern United States. LHS is part of , which serves the communities of Bryant, Lewistown, Little America, and St. David. The campus 13 miles southwest of Canton, and serves a mixed small city, village, and rural residential community. The school districts lies within the Canton micropolitan statistical area.