NSCIF Softball Championships
| Year | Div. 2 | Div. 3 | Div. 4 | Div. 5 | Div. 6 |
| 2012 | Red Bluff | Foothill | Anderson | Colusa | Maxwell |
| 2011 | Chico | Paradise | Anderson | Hamilton | Maxwell |
| 2010 | Red Bluff | Foothill | Sutter | Etna | Maxwell |
| 2009 | Red Bluff | Paradise | Sutter | Etna | Hayfork |
| 2008 | Foothill | West Valley | Sutter | East Nicolaus | Maxwell |
| 2007 | Foothill | Enterprise | Wheatland | Liberty | Champion Christian |
| 2006 | Pleasant Valley | West Valley | Sutter | East Nicolaus | Hayfork |
| 2005 | Pleasant Valley | Lassen | Wheatland | Hamilton | Hayfork |
| 2004 | Red Bluff | Lassen | Sutter | Hamilton | Princeton |
| 2003 | Red Bluff | Las Plumas | Sutter | Biggs | Big Valley |
| 2002 | PV | West Valley | Central Valley | Biggs | Loyalton |
| 2001 | PV | Enterprise | Central Valley | East Nicolaus | McCloud |
| Year | 4A | 3A | 2A | 1A | |
| 2000 | PV | Sutter | Burney | Liberty | |
| 1999 | Red Bluff | Lassen | Quincy | Liberty | |
| 1998 | West Valley | Winters | Quincy | Liberty | |
| 1997 | PV | Sutter | Mt. Shasta | Chester | |
| 1996 | Red Bluff | Sutter | Quincy | Hamilton | |
| 1995 | PV | Sutter | Durham | Liberty | |
| 1994 | Las Plumas | Live Oak | Modoc | Liberty | |
| 1993 | Red Bluff | West Valley | East Nicolaus | Williams | |
| 1992 | Red Bluff | West Valley | Live Oak | Williams | |
| 1991 | Shasta | West Valley | Mt. Shasta | Tulelake | |
| 1990 | Paradise | Corning | East Nicolaus | Hamilton | |
| 1989 | Anderson | Winters | Biggs | Mercy | |
| 1988 | Las Plumas | West Valley | Biggs | Faith | |
| 1987 | Las Plumas | Orland | East Nicolaus | Faith | |
| 1986 | Red Bluff | Sutter | Fall River | Hamilton | |
| 1985 | PV | Orland | East Nicolaus | Los Molinos | |
| 1984 | Red Bluff | Orland | Biggs | Faith | |
| 1983 | PV | Orland | Biggs | Faith | |
| 1982 | Lassen | Trinity | |||
| 1981 | Lassen | Biggs |