The top 5 Pennsylvania high school baseball programs since 1970 are:
Riverside (Ellwood City) Panthers - 5 championships
Mount Union Area Trojans - 4 championships
(Tie) Neumann-Goretti Saints - 3 championships
(Tie) North Penn (Lansdale) Knights - 3 championships
(Tie) Camp Hill Lions - 3 championships
(Tie) Dock Mennonite Pioneers - 3 championships
(Tie) Bald Eagle Area Eagles - 3 championships
(Tie) Loyalsock Township Lancers - 3 championships
(Tie) Boyertown Area Bears - 3 championships
(Tie) Chambersburg Area Trojans - 3 championships
(Tie) La Salle College Explorers - 3 championships
(Tie) Bethel Park Black Hawks - 3 championships
(Tie) Oley Valley Lynx - 3 championships