McCallie is an All-Boys Private Boarding School and Day School, a Christian-based College Prep School located on Missionary Ridge in Chattanooga, Tennessee, United States. The school was founded in 1905 and now has 250 boarding students in grades 9 to 12 and 669 day students in grades 6 to 12. McCallie seeks out and accepts boys from all ethnic, racial, religious, and socioeconomic backgrounds placing a high value on a diverse student body.