| School |
Titles |
Years Won |
| North Allegheny |
9 |
2024, 2021, 2013, 2009, 2005, 2003, 1996, 1991, 1990 |
| Allegheny |
7 |
1922, 1921, 1920, 1919, 1918, 1917, 1914 |
| McKeesport |
7 |
1963, 1955, 1953, 1945, 1938, 1931, 1924 |
| Neshannock |
7 |
2026, 2015, 2012, 2011, 2004, 2002, 1991 |
| Riverside |
7 |
2025, 2023, 2017, 2016, 2011, 2006, 1996 |
| Shaler |
7 |
2025, 2023, 2019, 1999, 1981, 1980, 1964 |
| California |
6 |
2019, 2017, 2014, 2006, 2001, 1983 |
| Ellwood City |
6 |
2026, 2012, 2003, 2001, 1968, 1962 |
| Mt. Lebanon |
6 |
2023, 2022, 2006, 2002, 1993, 1959 |
| Pine-Richland |
6 |
2019, 2017, 2010, 2006, 2005, 2004 |
| Hopewell |
5 |
2023, 2021, 2010, 2000, 1979 |
| North Catholic |
5 |
2024, 2018, 2007, 2005, 1995 |
| Seneca Valley |
5 |
2025, 2014, 2012, 2011, 1994 |
| Serra Catholic |
5 |
2025, 2022, 2016, 2010, 2009 |
| West Allegheny |
5 |
2022, 2014, 2008, 2007, 1994 |
| Beaver |
4 |
2019, 2013, 2008, 1983 |
| Beaver Falls |
4 |
2010, 1975, 1969, 1961 |
| Bishop Canevin |
4 |
2024, 2023, 2000, 1993 |
| Connellsville |
4 |
1989, 1986, 1982, 1973 |
| Seton LaSalle |
4 |
2024, 2023, 2019, 1995 |
| Blackhawk |
3 |
2017, 2012, 2004 |
| Canon-McMillan |
3 |
2018, 1936, 1935 |
| Carmichaels |
3 |
2008, 2005, 2003 |
| Edgewood |
3 |
1934, 1927, 1925 |
| Franklin Regional |
3 |
2001, 2001, 1997 |
| Freeport |
3 |
1979, 1958, 1957 |
| Springdale |
3 |
2007, 1954, 1939 |
| Trinity |
3 |
1941, 1940, 1933 |
| Washington |
3 |
2002, 1998, 1997 |
| Aliquippa |
2 |
1946, 1944 |
| Avonworth |
2 |
2024, 1992 |
| Bethel Park |
2 |
1987, 1985 |
| Center |
2 |
1990, 1989 |
| Elizabeth Forward |
2 |
2011, 1976 |
| Fifth Avenue |
2 |
1916, 1915 |
| Ford City |
2 |
1988, 1987 |
| Indiana |
2 |
2026, 2025 |
| North Braddock Scott |
2 |
1930, 1927 |
| Norwin |
2 |
2016, 1960 |
| Penn Hills |
2 |
1978, 1977 |
| Peters Township |
2 |
2008, 2007 |
| Plum |
2 |
1998, 1988 |
| Redstone |
2 |
1952, 1942 |
| South Fayette |
2 |
2018, 1999 |
| South Park |
2 |
2022, 2013 |
| Steel Valley |
2 |
2019, 2014 |
| Union |
2 |
2022, 2021 |
| Upper St. Clair |
2 |
2026, 1992 |
| Vandergrift |
2 |
1949, 1948 |
| Western Beaver |
2 |
2013, 2000 |
| Arnold |
1 |
1965 |
| Bellevue |
1 |
1923 |
| Bell Township |
1 |
1943 |
| Brownsville |
1 |
2018 |
| Burrell |
1 |
1974 |
| Butler |
1 |
2026 |
| Carnegie |
1 |
1932 |
| Central Catholic |
1 |
2015 |
| Chartiers Valley |
1 |
2016 |
| Crafton |
1 |
1947 |
| Derry |
1 |
1984 |
| Dormont |
1 |
1928 |
| Eden Christian Academy |
1 |
2026 |
| Fort Cherry |
1 |
1986 |
| Franklin Township |
1 |
1951 |
| Freedom Area |
1 |
2025 |
| Greater Latrobe |
1 |
2017 |
| Greensburg Central Catholic |
1 |
2015 |
| Har-Back |
1 |
1956 |
| Highlands |
1 |
1971 |
| Jeannette |
1 |
2017 |
| Kiski Area |
1 |
1966 |
| Kittanning |
1 |
1967 |
| Knoch |
1 |
2015 |
| McKees Rocks |
1 |
1926 |
| Moon |
1 |
2009 |
| Montour |
1 |
1972 |
| Mt. Pleasant |
1 |
1970 |
| New Castle |
1 |
2021 |
| North Hills |
1 |
2018 |
| Northgate |
1 |
1982 |
| Penn-Trafford |
1 |
2024 |
| Quaker Valley |
1 |
1984 |
| Shady Side Academy |
1 |
2009 |
| Shannock Valley |
1 |
1950 |
| Shenango |
1 |
2021 |
| Sto-Rox |
1 |
1985 |
| Stowe |
1 |
1937 |
| Swissvale |
1 |
1980 |
| Upper St. Clair |
1 |
1992 |
| Vincentian Academy |
1 |
2018 |
| Waynesburg Central |
1 |
1999 |
| West Mifflin |
1 |
2022 |
| Wilmington |
1 |
1981 |