School District 80 Union Ridge School District 86 Two high school districts serve Harwood Heights: Maine Township High School District 207 (Maine South High School) Ridgewood High School Colleges and universities Triton Junior College serves Harwood Heights. Libraries Eisenhower Public Library District serves Harwood Heights and Norridge. Sister cities Harwood Heights is twinned with two cities: Rocchetta a Volturno, Italy, and Dzierżoniów, Poland. References External links Village of Harwood Heights, Illinois — official site Villages in Illinois Villages in Cook County, Illinois Chicago metropolitan area Enclaves in the United States