Updated January 23, 2025 by Whitby Minor Baseball Association
| YEAR | LEVEL | CHAMPIONS OR FINALISTS |
| 1973 | Tyke A | OBA Champions |
| 1977 | Midget B | OBA Finalists |
| 1986 | Junior B | OBA Champions |
| 1990 | Junior B | OBA Champions |
| 1990 | Bantam AA | OBA Champions |
| 1991 | Junior A | OBA Champions |
| 1995 | Junior A | OBA Champions |
| 1996 | Junior B | OBA Champions |
| 1997 | Peewee | SOBA Champions |
| 1997 | Juvenile | SOBA Champions |
| 1998 | Junior A | OBA Finalists |
| 1998 | Major Bantam | SOBA Champions |
| 1999 | Major Mosquito Select | SOBA Champions |
| 2000 | Minor Bantam AAA | OBA Finalists |
| 2000 | Major Mosquito AAA | OBA Champions |
| 2000 | Minor Mosquito AAA | OBA Finalists |
| 2001 | Bantam AAA | OBA Finalists |
| 2001 | Minor Mosquito AAA | OBA Finalists |
| 2001 | Major Mosquito Select | SOBA Champions |
| 2001 | Minor Peewee Select | SOBA Champions |
| 2002 | Midget A | OBA Finalists |
| 2002 | Minor Bantam AA | OBA Champions |
| 2002 | Minor Peewee AAA | OBA Finalists |
| 2002 | Minor Mosquito AAA | OBA Finalists |
| 2002 | Minor Mosquito Select | SOBA Champions |
| 2002 | Minor Peewee Select | SOBA Finalists |
| 2002 | Peewee Select | SOBA Finalists |
| 2002 | Midget Select | SOBA Champions |
| 2003 | Minor Mosquito AAA | OBA Finalists |
| 2003 | Major Peewee | OBA Elims Champions |
| 2003 | Major Peewee | Canadian Finalists |
| 2003 | Major Peewee Select | SOBA Champions |
| 2003 | Major Bantam Select | SOBA Champions |
| 2003 | Minor Bantam Select | SOBA Finalists |
| 2003 | Major Mosquito Select | SOBA Finalists |
| 2004 | Peewee AAA | OBA Finalists |
| 2004 | Senior Rookie Ball AAA | OBA Finalists |
| 2005 | Minor Mosquito AAA | OBA Champions |
| 2006 | Mosquito AAA | OBA Champions |
| 2006 | Peewee A | OBA Finalists |
| 2006 | Bantam AAA | OBA Champions |
| 2007 | Minor Midget AA | OBA Champions |
| 2007 | Minor Peewee AAA | OBA Champions |
| 2007 | Minor Mosquito AA | OBA Champions |
| 2008 | Senior Rookie Ball AAA | OBA Champions |
| 2008 | Minor Mosquito AAA | OBA Finalists |
| 2008 | Peewee AAA | OBA Champions |
| 2008 | Major Tyke (Mosquito) Rockies | Intact House League Provincial Champions |
| 2010 | Minor Mosquito AAA | OBA Champions |
| 2010 | Bantam AA | OBA Finalists |
| 2010 | Bantam AAA | OBA Elims Champions |
| 2011 | Minor Peewee AAA | OBA Finalists |
| 2015 | Bantam AA | OBA Finalists |
| 2016 | Minor Bantam AAA | OBA Finalists |
| 2017 | Peewee AAA | OBA Elims Finalists |
| 2017 | Midget AAA | OBA Elims Finalists |
| 2017 | Rookie Ball AAA | OBA Finalists |
| 2017 | Midget AAA | OBA Champions |
| 2019 | 11u Mosquito AAA | OBA Finalists |
| 2019 | 13u Peewee AAA | OBA Champions |
| 2019 | 15u Bantam AAA | OBA Elims Champions |
| 2019 | 15u Bantam AAA | Baseball Canada Champions |
| 2019 | 15u Bantam AAA | OBA Champions |
| 2021 | 10u AAA | OBA Champions |
| 2021 | 11u AAA | OBA Champions |
| 2021 | 14u AA | OBA Runners Up |
| 2021 | 15u AAA | OBA Runners Up |
| 2021 | 15u AA | OBA Champions |
| 2021 | 16u AAA | OBA Runners UP |
| 2022 | 9u A | OBA Champions |
| 2022 | 15u AA | OBA Finalists |
| 2023 | 9u AAA | OBA Finalists |
| 2023 | 12u AAA | OBA Champions |
| 2023 | 13u AAA | OBA Elims Champions |
| 2023 | 13u AAA | OBA Finalists |
| 2023 | 22u AA | OBA Finalists |
| 2024 | 12u AAA | OBA Finalists |
| 2024 | 13u AAA | OBA Elims Champions |
| 2024 | 13u AAA | OBA Champions |
| 2024 | 13u AAA | Baseball Canada Finalists |
| 2025 | 10u AAA | OBA Champions |
| 2025 | 13u AA | OBA Champions |
| 2025 | 15u AAA | OBA Champions |
| 2025 | 13u AAA | National Qualifier Champions |
| 2025 | 15u AAA | National Qualifier Champions |
| 2025 | 15u AAA | Baseball Canada Finalists |
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Have a question about our upcoming house league season?
WMBA is now accepting applications for Head Coaches for the 2027 Elite Division teams at the 14U, 15U, 16U, 17U, and 18U levels.
WMBA is adding Friday and Sunday games to the 2026 House League due to high registration.
Friday, February 6, 2026
