Crystal Lake High School opened in 1924. Prior to that, all students in Crystal Lake and Nunda attended Union…More School, now the site of Husmann Elementary School. When Crystal Lake South opened in 1978, Crystal Lake High School became Crystal Lake Central.
Home to more than 1,500 students, CLC's teams compete in the Fox Division of the Fox Valley Conference. The Tigers have won state titles in boys' cross country (1995) and girls' volleyball (2007).