Senior League World Series (West Region)

West Region

Most recent season or competition: 2025 Senior League World Series
Sport	Baseball
Founded	1962
No. of teams	12
Country	United States
Most recent champion(s)	Spring Valley, California
Most titles	Southern California (23)

The Senior League World Series West Region is one of six United States regions that currently sends teams to the World Series in Easley, South Carolina. The region's participation in the SLWS dates back to 1962.

• Alaska
• Arizona
• Northern California
• Southern California
• Hawaii
• Idaho
• Montana
• Nevada
• Oregon
• Utah
• Washington
• Wyoming

As of the 2025 Senior League World Series.

Year	City	SLWS	Record
1962	La Habra, Southern California	Runner–Up	1–1
1963	Downey, Southern California		1–1
1964	Superior, Arizona	Third Place	0–1
1965	San Jose, Northern California	Not in Top 4	0–1
1966	La Habra, Southern California	Runner–Up	1–1
1967	North Hollywood, Southern California	Fourth Place	2–2
1968	Sacramento, Northern California	Third Place	2–2
1969	Sacramento, Northern California	Champions	4–0
1970	Santa Ana, Southern California	Not in Top 4	1–2
1971	La Habra, Southern California	Champions	4–0
1972	Oxnard, Southern California	Runner–Up	5–2
1973	San Jose, Northern California	Not in Top 4	1–2
1974	Lennox, Southern California	Third Place	2–2
1975	Fresno, Northern California	Fourth Place	2–2
1976	Aiea, Hawaii	Runner–Up	3–2
1977	San Jose, Northern California	Not in Top 4	1–2
1978	Kaneohe, Hawaii		1–2
1979	Northridge, Southern California		1–2
1980	Kaneohe, Hawaii	Runner–Up	4–2
1981	Danville, Northern California		3–2
1982	Santa Barbara, Southern California	Champions	4–0
1983	San Ramon, Northern California	Fourth Place	2–2
1984	Walnut Creek, Northern California	Third Place	2–2
1985	Mission Hills, Southern California	Fourth Place	2–2
1986	Las Vegas, Nevada	Not in Top 4	1–2
1987	Moloka'i, Hawaii	Third Place	3–2
1988	Hacienda Heights, Southern California	Not in Top 4	1–2
1989	Union City, Northern California		1–2
1990	Danville, Northern California	Runner–Up	4–2
1991	Pearl City, Hawaii		3–2
1992	Torrance, Southern California	Third Place	4–2
1993	Henderson, Nevada		4–2
1994	Henderson, Nevada	Fourth Place	4–3
1995	Stockton, Northern California	Third Place	4–2
1996	Thousand Oaks, Southern California	Runner–Up	4–2
1997	Yucaipa, Southern California		5–2
1998	Diamond Bar, Southern California	Champions	4–0
1999	Westminster, Southern California	Not in Top 4	3–2
2000	Union City, Northern California		3–3
2001	Sunnyvale, Northern California	Third Place	4–2
2002	San Pedro, Southern California	Semifinals	3–2
2003	Hilo, Hawaii	Champions	5–1
2004	El Rio, Southern California	Runner–Up	4–2
2005	Pearl City, Hawaii		5–1
2006	Pearl City, Hawaii		5–1
2007	Hilo, Hawaii	Semifinals	4–1
2008	Pearl City, Hawaii	Not in Top 4	2–2
2009	Fremont, Northern California	Runner–Up	5–1
2010	Manhattan Beach, Southern California	Semifinals	4–1
2011	Hilo, Hawaii	Champions	6–0
2012	Lemon Grove, Southern California	Runner–Up	5–1
2013	Pearl City, Hawaii	Semifinals	4–1
2014	Wailuku, Hawaii	Not in Top 4	2–2
2015	Nogales, Arizona		1–2
2016	Wailuku, Hawaii		1–2
2017	Wailuku, Hawaii	US Final	2–2
2018	Wailuku, Hawaii	Not in Top 4	1–2
2019	Wailuku, Hawaii	Champions	5–0
2020	Cancelled due to COVID-19 crisis [1]
2021
2022	Wailuku, Hawaii	Not in Top 4	0–2
2023	Wailuku, Hawaii	US Final	4–2
2024	Redondo Beach, Southern California		2–2
2025	Spring Valley, Southern California	Not in Top 4	1–2
Year	City	SLWS	Record

As of the 2025 Senior League World Series.

State	Region Championships	SLWS Championships
Southern California	23	3
Hawaii	19
Northern California	15	1
Nevada	3	0
Arizona	2
Total	62	7

West Region in other Little League divisions

• Little League – West 1957-2000
  • Little League – Northwest
  • Little League – West
• Intermediate League
• Junior League
• Big League