SCHOOL YEAR SOFTBALL CONFERENCE CHAMPION
1973-74
1974-75 Vandercook Lake
1975-76 Western
1976-77 Napoleon
1977-78 Napoleon
1978-79 Michigan Center, Napoleon
1979-80 Napoleon
1980-81 Michigan Center
1981-82 Columbia Central
1982-83 Columbia Central
1983-84 Michigan Center
1984-85 Michigan Center
1985-86 Michigan Center
1986-87 Michigan Center
1987-88
1988-89 East Jackson
1989-90 East Jackson
1990-91 Manchester
1991-92 East Jackson, Manchester
1992-93 East Jackson, Napoleon
1993-94 East Jackson
1994-95 Addison
1995-96 Addison, Grass Lake
1996-97 Addison, Vandercook Lake
1997-98 Addison
1998-99 Michigan Center, Vandercook Lake
1999-00 Vandercook Lake
2000-01 Vandercook Lake
2001-02 Vandercook Lake
2002-03 Vandercook Lake
2003-04 Vandercook Lake
2004-05 Michigan Center
2005-06 Addison
2006-07 Napoleon
2007-08 Napoleon
2008-09 Napoleon
2009-10 Grass Lake
2010-11 Grass Lake
2011-12 Grass Lake
2012-13 Grass Lake
2013-14 Grass Lake
2014-15 Grass Lake
2015-16 Napoleon
2016-17 Napoleon
2017-18 Grass Lake
2018-19 Vandercook Lake
2019-20 Season Canceled
2020-21 Grass Lake