| Section I Champions | |||||||
| HOME | |||||||
| AA | A | B | C | ||||
| 1950 | New Rochelle | Pelham | F.E. Bellows | Millbrook | |||
| 1951 | White Plains | Yonkers | F.E. Bellows | Irvington | |||
| 1952 | New Rochelle | Yonkers | F.E. Bellows | Irvington | |||
| 1953 | White Plains | Rye | Mount Kisco | Briarcliff | |||
| 1954 | Roosevelt | Rye | Pine Plains | Dover Plains | |||
| AA | A | B | C | D | |||
| 1955 | New Rochelle | Rye | Eastchester | Dobbs Ferry | Dover Plains | ||
| AA | A | B | C | ||||
| 1956 | White Plains | Gorton | Pelham | Dobbs Ferry | |||
| 1957 | White Plains | Sleepy Hollow | Harrison | Ardsley | |||
| AA | A | B | C | D | |||
| 1958 | White Plains | Rye | Harrison | Ardsley | Pine Plains | ||
| 1959 | Roosevelt | Rye | Pleasantville | Dobbs Ferry | Pine Plains | ||
| 1960 | Roosevelt | Pleasantville | Rye Neck | Dobbs Ferry | Pine Plains | ||
| 1961 | White Plains | Rye | F.D. Roosevelt | Irvington | Pine Plains | ||
| 1962 | A. B. Davis | Ossining | F.D. Roosevelt | Dobbs Ferry | Alexander Hamilton | ||
| 1963 | White Plains | F.D. Roosevelt | Beacon | Dobbs Ferry | Alexander Hamilton | ||
| 1964 | Port Chester | Sleepy Hollow | Vallhalla | Edgemont | Dover Plains | ||
| 1965 | New Rochelle | Beacon | Westlake | Bronxville | Tuckahoe | ||
| 1966 | White Plains | Gorton | Woodlands | Alexander Hamilton | Pine Plains | ||
| AA | A | B | C | ||||
| 1967 | Mount Vernon | Peekskill | Dobbs Ferry | Red Hook | |||
| 1968 | Mount Vernon | Peekskill | Beacon | Alexander Hamilton | |||
| 1969 | White Plains | Westlake | Hastings | Alexander Hamilton | |||
| 1970 | Gorton | Fox Lane | Vallhalla | Alexander Hamilton | |||
| 1971 | Mount Vernon | Yorktown | Woodlands | Alexander Hamilton | |||
| 1972 | Mount Vernon | Fox Lane | Rye | Tuckahoe | |||
| 1973 | Yonkers | Gorton | Beacon | Alexander Hamilton | |||
| 1974 | Mount Vernon | Poughkeepsie | Peekskill | Oakwood | |||
| 1975 | Lincoln | Gorton | Hastings | Tuckahoe | |||
| 1976 | Yonkers | Gorton | Pleasantville | Tuckahoe | |||
| 1977 | Mount Vernon | Gorton | Woodlands | Rye Neck | |||
| AAA | AA | A | B | C | |||
| 1978 | Mount Vernon | Port Chester | Byram Hills | Tuckahoe | ****Alexander Hamilton | ||
| 1979 | Mount Vernon | Scarsdale | Peekskill | Irvington | ***Alexander Hamilton | ||
| A-1 | A-2 | B-1 | B-2 | C-1 | C-2 | D | |
| 1980 | Newburgh | F.D. Roosevelt | Horace Greeley | Our Lady of Lourdes | Hastings | Alexander Hamilton | **Haldane |
| A | B | C | D | ||||
| 1981 | Mount Vernon | Peekskill | *Valhalla | Tuckahoe | |||
| 1982 | Newburgh | Poughkeepsie | Bronxville | *Tuckahoe | |||
| 1983 | Newburgh | Woodlands | *Irvington | Alexander Hamilton | |||
| A-1 | A-2 | B-1 | B-2 | C | D | ||
| 1984 | Mount Vernon | White Plains | Port Chester | Somers JFK | Irvington | Alexander Hamilton | |
| 1985 | Mount Vernon | White Plains | Fox Lane | Peekskill | Dover | Alexander Hamilton | |
| A | B | C | D | ||||
| 1986 | Mount Vernon | Peekskill | Rye Neck | Alexander Hamilton | |||
| 1987 | New Rochelle | Gorton | Hastings | Alexander Hamilton | |||
| 1988 | Scarsdale | Nyack | Irvington | Alexander Hamilton | |||
| 1989 | Mount Vernon | Rye | Briarcliff | North Salem | |||
| 1990 | Mount Vernon | Woodlands | Irvington | Alexander Hamilton | |||
| 1991 | Mount Vernon | Nyack | Pleasantville | North Salem | |||
| 1992 | Scarsdale | Somers JFK | Pleasantville | Blind Brook | |||
| 1993 | White Plains | Albertus Magnus | Peekskill | Tuckahoe | |||
| 1994 | White Plains | Nyack | Albertus Magnus | Tuckahoe | |||
| 1995 | Mount Vernon | Poughkeepsie | Peekskill | Tuckahoe | |||
| 1996 | Spring Valley | Peekskill | Spackenkill | Valhalla | |||
| 1997 | Ramapo | Walter Panas | Rhinebeck | Gould | |||
| 1998 | Roosevelt | Peekskill | Spackenkill | Millbrook | |||
| 1999 | White Plains | Poughkeepsie | Hastings | Haldane | |||
| 2000 | Mount Vernon | Somers JFK | Pleasantville | Alexander Hamilton | |||
| 2001 | Mount Vernon | Nyack | Pleasantville | Haldane | |||
| 2002 | Mount Vernon | Peekskill | Blind Brook | Leake & Watts | |||
| 2003 | Mount Vernon | Beacon | Tuckahoe | Leake & Watts | |||
| AA | A | B | C | D | |||
| 2004 | Mount Vernon | Fox Lane | Somers JFK | Blind Brook | Alexander Hamilton | ||
| 2005 | New Rochelle | Peekskill | Somers JFK | Lincoln Hall | M.L. King | ||
| 2006 | Mount Vernon | Peekskill | Somers JFK | Tuckahoe | M.L. King | ||
| 2007 | Mount Vernon | Peekskill | Briarcliff | Alexander Hamilton | Clark Academy | ||
| 2008 | Mount Vernon | Peekskill | North Salem | Tuckahoe | Clark Academy | ||
| 2009 | Mount Vernon | Peekskill | Lincoln Hall | Valhalla | M.L. King | ||
| 2010 | Mount Vernon | Tappan Zee | Woodlands | Blind Brook | Leake & Watts | ||
| 2011 | Mount Vernon | Byram Hills | Albertus Magnus | Tuckahoe | Biondi | ||
| 2012 | Mount Vernon | Tappan Zee | Albertus Magnus | Tuckahoe | Greenburgh Academy | ||
| 2013 | New Rochelle | Poughkeepsie | Our Lady of Lourdes | Palisades Prep | M.L. King | ||
| 2014 | Mount Vernon | Walter Panas | Woodlands | Haldane | Clark Academy | ||
| 2015 | Mount Vernon | Spring Valley | Woodlands | Haldane | Clark Academy | ||
| 2016 | Fox Lane | Byram Hills | Briarcliff | Haldane | Clark Academy | ||
| 2017 | Mount Vernon | Our Lady of Lourdes | Pleasantville | North Salem | M.L. King | ||
| 2018 | Mount Vernon | Ardsley | Briarcliff | Alexander Hamilton | M.L. King | ||
| 2019 | Mount Vernon | Poughkeepsie | Dobbs Ferry | Tuckahoe | M.L. King | ||
| 2020 | Horace Greeley | Rye | Hastings | Alexander Hamilton | Childrens Village | ||