Leyden Township is one of 29 townships in Cook County, Illinois, USA. As of the 2010 census, its population was 92,890. Geography Leyden Township is located just northwest of the city of Chicago, an edge of which (a stretch of land connecting O'Hare International Airport to the main body of the city) lies within the township but as a separate entity. According to the United States Census Bureau, the township covers an area of . Cities, towns, villages Bensenville (east of Mt. Prospect Rd.) Chicago (part of Schiller Woods) Elmwood Park Franklin Park Melrose Park (north of North Av.) Norridge (west edge) Northlake (north of North Av.) Park Ridge (south edge) River Grove Rosemont (southeast three-quarters) Schiller Park Adjacent townships Maine Township (north) Norwood Park Township (northeast) Oak Park Township (southeast) River Forest Township (southeast) Proviso Township (south) York Township, DuPage County (southwest) Addison Township, DuPage County (west) Education Leyden Township is home to Leyden High School District 212 which operates East and West Leyden High Schools and Elmwood Park Community Unit School District 401. 16 public elementary schools operate within the township. Leyden also contains Triton Community College located in River Grove. Cemeteries The township contains these five cemeteries: Eden Memorial Park, Elmwood, Fairview Memorial, Memorial Estates and Saint Joseph. Major highways Interstate 90 Interstate 190 Interstate 294 U.S. Route 12 U.S. Route 45 Illinois Route 19 Illinois Route 64 Illinois Route 171 Landmarks O'Hare International Airport Cook County Forest Preserve (south quarter) Demographics Political districts Illinois's 4th congressional district State House District 65 State House District 77 State Senate District 33 State Senate District 39 References United States Census Bureau 2007 TIGER/Line Shapefiles United States National Atlas External links Leyden Township official website City-Data.com Illinois State Archives Township Officials of Illinois Cool County official site Townships in Cook County, Illinois Townships in Illinois