Mountain Region Tournament (2022-Present)

Year	Result
2023	Henderson (Nevada) 10, Snow Canyon (Santa Clara, Utah) 0 (4 innings)
2022	Snow Canyon (Santa Clara, Utah) 7, Paseo Verde (Henderson, Nevada) 3

Northwest Region Tournament (2001-2021)

Montana and Wyoming state champions competed in the Northwest Region tournament prior to the creation of the Mountain Region in 2022.

Year	Result
2021	Eastlake (Sammamish, Washington) 2, Lake Oswego (Oregon) 1
2020	International tournament not held due to Covid-19 pandemic
2019	Sprague (Salem, Oregon) 5, Coeur d'Alene (Idaho) 4
2018	Coeur d'Alene (Idaho) 2, Boulder Arrowhead (Billings, Montana) 0
2017	Walla Walla Valley (Walla Walla, Washington) 4, LaGrande (Oregon) 3
2016	Bend North (Oregon) 5, Lynnwood Pacific (Lynnwood, Washington) 1
2015	Wilshire/Riverside (Portland, Oregon) 15, West Valley (Eagle, Idaho) 3 (6 innings)
2014	Lynnwood Pacific (Lynnwood, Washington) 6, Bend North (Oregon) 3
2013	Eastlake (Sammamish, Washington) 13, Billings Big Sky (Montana) 1 (4 innings)
2012	Gresham National (Oregon) 8, Post Falls (Idaho) 4
2011	Billings Big Sky (Montana) 7, Bend South (Oregon) 1
2010	Auburn (Washington) 13, North Boise (Idaho) 3 (4 innings)
2009	Mercer Island (Washington) 8, Parrish (Salem, Oregon) 3
2008	Mill Creek (Washington) 10, Murrayhill (Beaverton, Oregon) 1
2007	Lake Oswego (Oregon) 6, Kent (Washington) 2
2006	Murrayhill (Beaverton, Oregon) 5, Dimond-West (Anchorage, Alaska) 4 (7 innings)
2005	West Oahu (Ewa Beach, Hawaii) 12, Northwest Ada (Boise, Idaho) 1 (6 innings)
2004	Redmond North (Washington) 6, West Valley (Eagle, Idaho) 3
2003	Richland National (Washington) 5, Pearl City (Hawaii) 0
2002	Waipio (Waipahu, Hawaii) 5, Coeur d'Alene (Idaho) 2
2001	Bainbridge Island (Washington) 5, West Salem (Oregon) 4

West Region Tournament (2001-2021)

Nevada and Utah state champions competed in the West Region tournament from 2001 through 2021.

Year	Result
2021	Honolulu (Hawaii) 7, Torrance (Southern California) 2
2020	International tournament not held due to Covid-19 pandemic
2019	Central East Maui (Wailuku, Hawaii) 4, Sunnyside (Tucson, Arizona) 1
2018	Honolulu (Hawaii) 11, Tri-City (Rocklin, Northern California) 2
2017	Santa Margarita National (Rancho Santa Margarita, Southern California) 11, Dixie (St. George, Utah) 7
2016	Park View (Chula Vista, Southern California) 1, Mountain Ridge (Las Vegas, Nevada) 0
2015	Sweetwater Valley (Bonita, Southern California) 12, Waipio (Waipahu, Hawaii) 10
2014	Mountain Ridge (Las Vegas, Nevada) 11, Pacifica (Northern California) 2
2013	Eastlake (Chula Vista, Southern California) 9, Belmont-Redwood Shores (Northern California) 0
2012	Petaluma National (Northern California) 6, Nanakuli (Waianae, Hawaii) 5
2011	Ocean View (Huntington Beach, Southern California) 2, Red Bluff (Northern California) 1
2010	Waipio (Waipahu, Hawaii) 4, Ocean View (Huntington Beach, Southern California) 1
2009	Park View (Chula Vista, Southern California) 11, Lakeside (Granite Bay/Loomis, Northern California) 4
2008	Waipio (Waipahu, Hawaii) 4, Paseo Verde (Las Vegas, Nevada) 3
2007	Chandler National (Arizona) 7, Solana Beach (Southern California) 3
2006	Ahwatukee American (Phoenix, Arizona) 11, River Park (Fresno, Northern California) 3
2005	Rancho Buena Vista (Vista, Southern California) 7, Tracy National (Northern California) 2
2004	Conejo Valley East (Thousand Oaks, Southern California) 8, Green Valley (Henderson, Nevada) 5
2003	Chandler National (Arizona) 2, Vineyard (Rancho Cucamonga, Southern California) 0
2002	Aptos (Northern California) 4, Arrowhead (Glendale, Arizona) 3
2001	Oceanside American (Southern California) 12, Green Valley (Henderson, Nevada) 8

Western Region Tournament (1957-2000)

Year	Result
2000	Hazel Dell (Washington) 3, Ocean View (Huntington Beach, Southern California) 2
1999	South Central Boise (Idaho) 3, Airport (Sacramento, Northern California) 1
1998	Cypress Federal (Southern California) 3, Woodinville West (Washington) 1 (7 innings)
1997	South Mission Viejo (Southern California) 2, Sunnyvale National (Northern California) 1
1996	Moorpark (Southern California) 2, Pearl City (Hawaii) 1
1995	Yorba Hills (Yorba Linda, Southern California) 5, Petaluma Valley (Northern California) 3
1994	Northridge City (Southern California) 17, Nanakuli-Maili (Waianae, Hawaii) 7
1993	Long Beach (Southern California) 5, San Ramon Valley (Danville, Northern California) 2
1992	Long Beach (Southern California) 11, San Ramon Valley (Danville, Northern California) 3
1991	San Ramon Valley (Danville, Northern California) 3, East Maui (Kahulia, Hawaii) 0
1990	Cypress Federal (Southern California) 3, East Boise (Idaho) 2
1989	Eastview (San Pedro, Southern California) 3, Pearl City (Hawaii) 2
1988	Pearl City (Hawaii) 10, East Boise (Idaho) 1
1987	Northwood (Irvine, Southern California) 15, San Benito County (Hollister, Northern California) 0
1986	Tucson International (Arizona) 5, Marysville (Washington) 2
1985	Mexicali, Mexico (Southern California) 2, Danville (Northern California) 0
1984	Los Gatos (Northern California) 1, Sunnyside (Tucson, Arizona) 0
1983	Pacific (Sacramento, Northern California) 8, Green Valley (Henderson, Nevada) 3
1982	Kirkland National (Washington) 3, South Bay (Chula Vista, Southern California) 1
1981	Escondido National (Southern California) 5, Kennewick (Washington) 4 (7 innings)
1980	Kirkland National (Washington) 2, Sunshine (San Diego, California) 0
1979	Campbell (Northern California) 11, Goleta Valley South (Southern California) 3
1978	San Ramon Valley (Danville, Northern California) 6, Kailua National (Hawaii) 0
1977	El Cajon Western (Southern California) 5, Raleigh Hills (Beaverton, Oregon) 4 (7 innings)
1976	Campbell (Northern California) 6, Pearl City (Hawaii) 2
1975	Northridge American (Northern California) 6, Kailua (Hawaii) 1
1974	Red Bluff (Northern California) 5, San-Ri (San Bernardino/Rialto, Southern California) 4
1973	Cactus (Tucson, Arizona) 1, Concord National (California) 0
1972	Pearl City (Hawaii) 13, Portland Northeast (Oregon) 4 (7 innings)
1971	Wahiawa (Hawaii) 4, Cupertino American (Northern California) 3
1970	Campbell (Northern California) 4, Kaneohe (Hawaii) 3 (8 innings)
1969	Briarwood (Santa Clara, Northern California) 4, Cajon de Oro (El Cajon, Southern California) 3
1968	Bolsa (Garden Grove, Southern California) 4, Santa Clara Westside (Northern California) 3 (7 innings)
1967	Northridge City (Southern California) 5, Ravenswood (East Palo Alto, Northern California) 1
1966	Airport (Sacramento, Northern California) 9, Eastside Optimist (Roswell, New Mexico) 4
1965	South Mountain-East Side (Phoenix, Arizona) 3, South Suburban (Klamath Falls, Oregon) 1
1964	La Puente National (Southern California) 4, Trail (British Columbia) 3
1963	Granada Hills National (Southern California) 2, Sahuaro (Tucson, Arizona) 0
1962	Campbell-Moreland (Northern California) 3, Kailua National (Hawaii) 1
1961	El Cajon Northern (Southern California) 5, Concord National (Northern California) 1
1960	East Lakewood (Southern California) 10, South Boulder (Colorado) 4
1959	Auburn (Northern California) 11, Alcoa (Vancouver, Washington) 3
1958	Rose City (Portland, Oregon) 2, Town and Country (Sacramento, California) 0
1957	La Mesa Northern (California) 18, Ephrata-Soap Lake (Washington) 0