District 8 Champions  (Linden reunited with District 8 in 2021)

2022 - Linden (50/70) 
2021 - Hoover Tyler (Stockton)
2020 - International tournament not held due to Covid-19 pandemic

District 15 Champions   (District 15 was created as a spin-off of District 8 in 1991)

2021 - Westside (Tuolomne)
2020 - International tournament not held due to Covid-19 pandemic
2019 - Linden
2018 - Linden
2017 - Amador County East (Jackson)
2016 - Amador County West (Ione)
2015 - Amador County East (Jackson)
2014 - Amador County West (Ione)
2013 - Linden
2012 - Amador County West (Ione)
2011 - Amador County West (Ione)
2010 - Amador County East (Jackson)
2009 - Linden
2008 - Woods Creek (Sonora)
2007 - Linden
2006 - Linden
2005 - Foothills (Valley Springs)
2004 - Linden
2003 - Calaveras American (Angels Camp)
2002 - Westside (Tuolomne)
2001 - Linden
2000 - Linden
1999 - Riverbank
1998 - Linden
1997 - Foothills (Valley Springs)
1996 - Amador County West (Ione)
1995 - 49er (Jamestown)
1994 - Riverbank
1993 - Riverbank

(There was no District 15 from 1986 to 1992.)