The top 5 Delaware high school (Fast-Pitch) softball programs since 1970 are:
Caravel Buccaneers - 14 championships
(Tie) Penn Colonials - 3 championships
(Tie) Padua Academy Pandas - 3 championships
(Tie) Smyrna Eagles - 3 championships
(Tie) Sussex Central Golden Knights - 3 championships
(Tie) Milford Buccaneers - 3 championships