| Year | Class 4A | Class 3A |
|---|---|---|
| 2023 | Kelly Walsh | Cody |
| 2022 | Thunder Basin | Cody |
| 2021 | Rock Springs | Lander |
| 2020 | No state tournament | No state tournament |
| 2019 | Thunder Basin | Cody |
| 2018 | Cheyenne Central | Cody |
| 2017 | Campbell County | Cody |
| 2016 | Laramie | Jackson |
| 2015 | Cheyenne East | Jackson |
| 2014 | Cheyenne East | Buffalo |
| 2013 | Cheyenne East | Jackson |
| 2012 | Cheyenne Central | Cody |
| 2011 | Campbell County | Jackson |
| 2010 | Laramie | Jackson |
| 2009 | Laramie | Jackson |
| 2008 | Laramie | Jackson |
| 2007 | Cheyenne Central | - |
| 2006 | Buffalo | - |
| 2005 | Kelly Walsh | - |
| 2004 | Natrona | - |
| 2003 | Natrona | - |
| 2002 | Cheyenne East | - |
| 2001 | Cheyenne East | - |
| 2000 | Natrona | - |
| 1999 | Natrona | - |
| 1998 | Cheyenne East | - |
| 1997 | Natrona | - |
| 1996 | Cheyenne East | - |
| 1995 | Cheyenne East | - |
| 1994 | Kelly Walsh | - |
| 1993 | Sheridan | - |
| 1992 | Cheyenne Central | - |
| 1991 | Natrona | - |
| 1990 | Natrona | - |
| 1989 | Natrona | - |
| 1988 | Cheyenne East | - |
| 1987 | Cheyenne East | - |
Total team championships
Cheyenne East: 10
Natrona: 8
Jackson: 7
Cody: 6
Cheyenne Central, Laramie: 4
Kelly Walsh: 3
Buffalo, Campbell County, Thunder Basin: 2
Lander, Rock Springs, Sheridan: 1