This is a list of past GSC winners since 1983. • 1983-84
Londonderry def.
Laconia (inaugural championship, inaugural champion also has longest title drought) • 1984-85
Phillips Exeter Academy def.
Hollis/Brookline (school's only title) • 1985-86
St. Thomas def.
Winnisquam (school's only title) • 1986-87
Bishop Guertin def.
Merrimack • 1987-88
Winnisquam def.
Hollis/Brookline (5th Anniversary) • 1988-89
Alvirne def.
Pinkerton • 1989-90
Laconia def.
Woodsville • 1990-91
Hanover def.
John Stark • 1991-92
Portsmouth def.
Dover • 1992-93
Winnisquam def.
John Stark (10th Anniversary, first repeat champion) • 1993-94
Alvirne def.
Kearsarge • 1994-95
Laconia def.
Keene • 1995-96
Plymouth def.
Woodsville • 1996-97
Keene def.
Oyster River (school's only title) • 1997-98
Salem def.
Derryfield (15th Anniversary) • 1998-99
Oyster River def. Profile • 1999-2000
Kearsarge def.
Derryfield (school's only title) • 2000-01
Oyster River def.
Trinity (first championship in back to back appearances) • 2001-02
Salem def.
Winnisquam • 2002-03
Hanover def.
Winnacunnet (20th Anniversary) • 2003-04
Winnisquam def.
Trinity • 2004-05
Alvirne def.
Inter-Lakes • 2005-06
Manchester West def.
Winnacunnet (school's only title) • 2006-07
Hanover def.
Derryfield • 2007-08
John Stark def.
Winnacunnet (25th Anniversary, school's only title) • 2008-09
Hollis/Brookline def.
Phillips Exeter Academy (school's only title) • 2009-10
Manchester Central def.
Hanover (school's only title) • 2010-11 Bishop Brady def.
ConVal (school's only title) • 2012-13
Plymouth def.
Hanover • 2013-14
Pinkerton def.
Bishop Guertin (school's only title) • 2014-15
Bishop Guertin def.
Pinkerton • 2015-16
Nashua High School South def.
Merrimack High School • 2016-17
Nashua High School South def.
Bedford High School (first championship in consecutive years) • 2017-18
Salem def.
Plymouth (Jim Jeannotte's last season as host) • 2018-19
Plymouth def.
Littleton High School • 2019-20
Merrimack def.
Plymouth • 2020-21
Merrimack def.
Bow • 2021-22
Portsmouth def.
Merrimack • 2022-23
Merrimack def.
Plymouth • 2023-24
Merrimack def.
Plymouth • 2024-25
Merrimack def.
Tilton Schools with Multiple Titles: Five Titles • Merrimack High School (2019-2020, 2020-2021, 2022–23, 2023–24, 2024-25) Three Titles Apiece • Hanover (2006–07, 2002–03, 1990–91) • Alvirne (2004–05, 1993–94, 1988–89) • Winnisquam (2003–04, 1992–93, 1987–88) • Salem (2017–18, 2001–02, 1997–98) • Plymouth (2018–19, 2012–13, 1995–96) Two Titles Apiece • Oyster River (2000–01, 1998–99) • Laconia (1994–95, 1989–90) • Bishop Guertin (2014–15, 1986–87) • Nashua High School South (2016-2017, 2015–16) • Portsmouth High School (1991-1992, 2021-2022) ==References==