Thornton Fractional Township High School District 215 is located in south suburban Cook County and serves 3,500+ students from Burnham, Calumet City, Lansing, and Lynwood, which collectively have more than 80,000 residents. The district serves students in grades 9 through 12 and is comprised of two public comprehensive high schools - Thornton Fractional North (TF North) and Thornton Fractional South (TF South) – as well as Thornton Fractional Center for Academics & Technology (TF Center) and Thornton Fractional Center for Alternative Learning (TF CAL).