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| Baseball Men: Minor Leagues A NWL (Northwest League) | 
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| |
| Year | 
| 
| 
|
| 2008 | |||
| 2007 | Salem-Keizer Volcanoes | Tri-City Dust Devils | Boise Hawks |
| Vancouver Canadians | |||
| 2006 | Salem-Keizer Volcanoes | Boise Hawks | Eugene Emeralds |
| Tri-City Dust Devils | |||
| 2005 | Spokane Indians | Vancouver Canadians | Salem-Keizer Volcanoes |
| Tri-City Dust Devils | |||
| 2004 | Boise Hawks | Vancouver Canadians | Everett AquaSox |
| Spokane Indians | |||
| 2003 | Spokane Indians | Salem-Kaizer Volcanoes | Eugene Emeralds |
| Yakima Bears | |||
| 2002 | Boise Hawks | Everett AquaSox | Euegene Emeralds |
| Salem-Keizer Volcanoes | |||
| Tri-City Dust Devils | |||
| 2001 | Salem-Keizer Volcanoes | ||
| 2000 | Yakima Bears | ||
| 1999 | Spokane Indians | ||
| 1998 | Salem-Keizer Volcanoes | ||
| 1997 | Portland Rockies | ||
| 1996 | Yakima Bears | ||
| 1995 | Boise Hawks | ||
| 1994 | Boise Hawks | ||
| 1993 | Boise Hawks | ||
| 1992 | Bellingham Mariners | ||
| 1991 | Boise Hawks | ||
| 1990 | Spokane Indians | ||
| 1989 | Spokane Indians | ||
| 1988 | Spokane Indians | ||
| 1987 | Spokane Indians | ||
| 1986 | Bellingham Mariners | ||
| 1985 | Everett Giants | ||
| 1984 | Tri-City Triplets | ||
| 1983 | Medford Athletics | ||
| 1982 | Salem Angels | ||
| 1981 | Medford Athletics | ||
| 1980 | Bellingham Mariners | -- | |
| Eugene Emeralds | |||
| 1979 | Central Oregon Phillies | ||
| 1978 | Grays Harbor Loggers | ||
| 1977 | Bellingham Mariners | ||
| 1976 | Walla Walla Padres | ||
| 1975 | Eugene Emeralds | ||
| 1974 | Eugene Emeralds | ||
| 1973 | Walla Walla Padres | ||
| 1972 | Lewiston Broncs | ||
| 1971 | Tri-City Padres | ||
| 1970 | Lewiston Broncs | ||
| 1969 | Rogue Valley Dodgers | ||
| 1968 | Tri-City Atoms | ||
| 1967 | Medford Giants | ||
| 1966 | Tri-City Atoms | ||
| 1965 | Tri-City Atoms | ||
| 1964 | Yakima Bears | ||
| 1963 | Yakima Bears | ||
| 1962 | Wenatchee Chiefs | ||
| 1961 | Lewiston Broncs | ||
| 1960 | Yakima Bears | ||
| 1959 | Yakima Bears | ||
| 1958 | Yakima Bears | ||
| 1957 | Wenatchee Chiefs | ||
| 1956 | Yakima Bears | ||
| 1955 | Eugene Emeralds | ||
| 1954 | Vancouver Capilanos | ||
| 1953 | Spokane Indians | ||
| 1952 | Victoria Tyees | ||
| 1951 | Spokane Indians | ||
| 1950 | Yakima Bears | ||
| 1949 | Vancouver Capilanos | ||
| 1948 | Spokane Indians | ||
| 1947 | Vancouver Capilanos | ||
| 1946 | Wenatchee Chiefs | ||
| 1942 | Vancouver Capilanos | ||
| 1941 | Spokane Indians | ||
| 1940 | Tacoma Tigers | ||
| 1939 | Tacoma Tigers | ||
| 1938 | Bellingham Chinooks | ||
| 1937 | Tacoma Tigers |
|
Notes: class A since 1963 1937-1954: WIL (Western International League) 2001: championship series was cancelled, teams were declared co-champions 1980: two teams were declared co-champions |
