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Granite State Baseball League
Fall Ball Showcase (2013-16; 2023-)
GSBL Fall Ball Champions
| Year | Champions | Runner-Up |
| 2025 | TBD | TBD |
| 2024 | Merrimack Valley IronPigs | Granite State Grizzlies |
| 2023 | Merrimack Valley IronPigs | Merrimack Brewers |
| 2016 | Merrimack Valley IronPigs | Portsmouth Padres |
| 2015 | Merrimack Valley IronPigs | Portsmouth Padres |
| 2014 | Merrimack Valley IronPigs | Manch-Vegas Phillies |
| 2013 | Manch-Vegas Phillies | Merrimack Valley IronPigs |
