| Year | Result |
| 2009 | Bangor East 4, South Portland National 3 |
| 2008 | Camden-Rockport 9, Saco 7 |
| 2007 | Portland North 4, Lincoln (Damariscotta) 1 |
| 2006 | Yarmouth 6, Saco 0 |
| 2005 | Westbrook 1, Elliot Avenue (Lewiston) 0 |
| 2004 | East Biddeford 2, Augusta West 0 |
| 2003 | Augusta West 7, Falmouth 3 |
| 2002 | Westbrook 4, Old Town 3 |
| 2001 | Lincoln (Damariscotta) 8, Gardiner 2 |
| 2000 | Auburn Suburban 3, Cape Elizabeth 2 |
| 1999 | West Biddeford 7, Cape Elizabeth 3 |
| 1998 | Augusta West 4, East Biddeford 2 (7 innings) |
| 1997 | Auburn Suburban 7, South Portland National 0 |
| 1996 | Portland North 5, Saco 2 |
| 1995 | Portland North 4, Waterville 3 |
| 1994 | Bangor West Side 1, Augusta East 0 |
| 1993 | Auburn Suburban 15, Bangor West Side 5 |
| 1992 | Falmouth 4, Auburn 3 |
| 1991 | Augusta North 5, Saco Maremont 4 |
| 1990 | Augusta North 4, Cumberland Suburban 0 |
| 1989 | Bangor West Side 11, York 8 (8 innings) |
| 1988 | Saco Maremont 3, Yarmouth 2 |
| 1987 | Old Town 8, Sanford 0 |
| 1986 | Old Town 4, East Biddeford 2 |
| 1985 | Westbrook 7, Augusta East 3 |
| 1984 | Auburn Suburban 6, West Biddeford 2 |
| 1983 | Waldo County 8, Portland League Three 4 |
| 1982 | West Biddeford 3, Westbrook 2 |
| 1981 | South Portland National 3, Waterville National 2 |
| 1980 | Auburn Suburban 10, Waldo County 5 |
| 1979 | Westbrook 2, Brewer 0 |
| 1978 | Cumberland Suburban 4, Portland League Six 3 |
| 1977 | Cape Elizabeth 4, Winslow National 2 |
| 1976 | Auburn Suburban 6, Knox Suburban 5 |
| 1975 | Brewer 9, Saco 8 |
| 1974 | Cape Elizabeth 8, Hallowell-Farmingdale 1 |
| 1973 | Millinocket 9, Waldo County 6 |
| 1972 | Cape Elizabeth 6, Auburn Suburban 3 |
| 1971 | Augusta East 4, Knox Suburban 0 |
| 1970 | Auburn 3, Saco 0 |
| 1969 | Portland League Seven 9, Machias 0 |
| 1968 | Brewer 10, Cape Elizabeth 8 (8 innings) |
| 1967 | South Portland American 5, Auburn Suburban 4 |
| 1966 | Sanford-Springvale 9, Portland League Nine 3 |
| 1965 | Cape Elizabeth 7, Sanford-Springvale 6 |
| 1964 | Waterville National 6, South Portland National 2 |
| 1963 | Brewer 1, Portland League Five 0 |
| 1962 | Waldo County 10, Portland League One 3 |
| 1961 | Bangor West Side 2, South Portland National 1 |
| 1960 | Augusta East 6, Portland League Two 0 |
| 1959 | Brewer 10, Kittery 1 |
| 1958 | Saco-Old Orchard Beach 5, Katahdin Valley 0 |
| 1957 | Portland League One 8, Katahdin Valley 0 |