Lyons Township, Cook County, Illinois
Lyons Township is one of 29 townships in Cook County, Illinois. As of the 2010 census, its population was 111,688, with its most populous municipalities including La Grange (pop. 15,550), Justice (pop. 12,926) and Summit (pop. 11,054). Lyons Township was established in 1850. The village of Lyons, almost all of which lies within the township, is often confused with it. The township hall is located at 6404 S. Joliet Road in Countryside. Other township municipalities include Indian Head Park, Hodgkins and McCook, as well as major portions of Western Springs, Brookfield, Bridgeview, Burr Ridge and  Willow Springs. Lyons Township's approximate borders are Harlem Avenue (Illinois Route 43) on the east, the line of 39th Street (Southview Avenue, Brewster Avenue) on the north, the DuPage County boundary (County Line Road) on the west, and the line of 87th Street on the south, except west of Willow Springs, where it follows the Des Plaines River to the DuPage county line. The Chicago Sanitary and Ship Canal, designated a National Historic District in 2011, passes through the township from southwest to northeast. Geography. According to the United States Census Bureau, Lyons Township covers an area of ; of  this, (98.44 percent) is land and (1.56 percent) is water. Borders. Lyons Township is bordered on the north by Proviso and Riverside Townships, on the east by Stickney Township and the Chicago communities of Garfield Ridge and Clearing, on the south by Palos Township, and on the west by Downers Grove Township in DuPage County. Cities, towns, villages. There are seventeen municipalities completely or partially within Lyons Township's thirty-seven square miles of territory: Cemeteries. The township contains these seven cemeteries: Archer Woods Memorial Park, Bethania, LaGrange, Lithuanian National, Resurrection, Saint Johns and Lyonsville. Demographics. As of the 2010  census: Education. Lyons Township is served by two public high school districts: Lyons Township High School District 204, for students in the northwest half of the township, and Argo Community High School District 217, for students in the southeast half.