| Year |
Regular-Season Champion |
Postseason Champion |
Championship Location |
| 1997 |
Montana |
Montana |
Missoula, Mont. |
| 1998 |
Montana/Weber State |
Weber State |
Ogden, Utah |
| 1999 |
Montana |
Montana |
Missoula, Mont. |
| 2000 |
Montana |
Montana |
Missoula, Mont. |
| 2001 |
Weber State |
Idaho State |
Ogden, Utah |
| 2002 |
Idaho State |
Idaho State |
Pocatello, Idaho |
| 2003 |
Weber State |
Idaho State |
Ogden, Utah |
| 2004 |
Portland State/Eastern Washington |
Weber State |
Portland, Ore. |
| 2005 |
Weber State |
Weber State |
Ogden, Utah |
| 2006 |
Idaho State |
Idaho State |
Pocatello, Idaho |
| 2007 |
Sacramento State |
Sacramento State |
Sacramento, Calif. |
| 2008 |
Weber State |
Northern Arizona |
Ogden, Utah |
| 2009 |
Portland State |
Northern Arizona |
Portland, Ore. |
| 2010 |
Northern Arizona |
Sacramento State |
Flagstaff, Ariz. |
| 2011 |
Northern Colorado/Portland State |
Montana |
Greeley, Colo. |
| 2012 |
Idaho State/Portland State/Montana |
Idaho State |
Pocatello, Idaho |
| 2013 |
Portland State |
Weber State |
Hillsboro, Ore. |
| 2014 |
Montana |
Northern Arizona |
Missoula, Mont. |
| 2015 |
Idaho |
Northern Colorado |
Moscow, Idaho |
| 2016 |
Idaho |
Eastern Washington |
Cheney, Wash. |
| 2017 |
Eastern Washington |
Eastern Washington |
Cheney, Wash. |
| 2018 |
Weber State |
Montana |
Ogden, Utah |
| 2019 |
Montana |
Northern Colorado |
Greeley, Colo. |
| 2020* |
Montana (NW), Northern Arizona (SE)* |
Montana* |
Ogden, Utah |
| 2021 |
Northern Colorado |
Montana |
Greeley, Colo. |
| 2022 |
Northern Arizona |
Northern Arizona |
Greeley, Colo. |
| 2023 |
Montana |
Idaho |
Flagstaff, Ariz. |
| 2024 |
Montana |
Sacramento State |
Missoula, Mont. |
| 2025 |
TBD |
TBD |
Missoula, Mont. |
* - Season Held During Spring Due to COVID-19 Concerns. Season Played in Two (2) Divisions [Northwest & Southeast]. Championship Match Declared No-Contest Due to Postivie Test Within the Northern Arizona Program.