British Columbia Senior Baseball Association (B.C.S.B.A.) hosts their Provincial Championship every B.C. Day long-weekend (August). The Victoria Mavericks have attended this tournament every year since its inception and also won the inaugural Provincial Championship back in 1978. Provincial Champions in the year 2007, the Mavericks will be in the hunt again for this prestigious title this coming August in Trail, B.C. for the 2010 B.C.S.B.A. Provincial Championships. Here are the past Provincial Champions dating back to 1978.
| 1978 - Victoria | 1979 - Victoria | 1980 - Enderby |
| 1981 - Enderby | 1982 - Enderby | 1983 - Trail |
| 1984 - Kamloops | 1985 - Kamloops | 1986 - Kamloops |
| 1987 - Kamloops | 1988 - North Shore | 1989 - Kelowna |
| 1990 - Kelowna | 1991 - Trail | 1992 - Victoria |
| 1993 - Victoria | 1994 - Richmond | 1995 - Nanaimo |
| 1996 - Vernon | 1997 - Richmond | 1998 - Kelowna |
| 1999 - Victoria | 2000 - Victoria | 2001 - Burnaby |
| 2002 - Burnaby | 2003 - Burnaby | 2004 - Burnaby |
| 2005 - Nanaimo | 2006 - New West. | 2007 - Victoria |
Victoria leads all teams with seven B.C. Provincial Championships.