Founded in 1902 as Castle Heights School, a private boarding school. Became a military preparatory school in 1918 as a result of WWI. Prior to joining TSSAA in 1971, the school was a member of the Mid-South Conference. Closed in 1986. Its buildings have been restored and now serve as the Lebanon City Hall, Lebanon Museum and History Center and the Cracker Barrel Headquarters.
Baseball
Championship Record: 0-1
Appearances (1): 1981
Boys' Basketball
Championship Record: 5-5
Appearances (6): 1926, 1925, 1924, 1923, 1922, 1921
Football
Championship Record: 0-2
Appearances (2): 1981, 1978
Boys' Golf
Individual Appearances (2): 1971, 1982
Boys' Tennis
Championship Record: 0-1
Appearances (1): 1983
Wrestling
Championship Record: 5-4
Appearances (5): 1976, 1974, 1973, 1972, 1971