| | | |
| June 5, 2018 | | Keene Swamp Bats at Winnipesaukee Muskrats | Ppd. |
| June 6, 2018 | L | Valley Blue Sox 8 at Keene Swamp Bats 4 | Final |
| June 8, 2018 | W | Upper Valley Nighthawks 5 at Keene Swamp Bats 10 | Final |
| June 9, 2018 | W | Vermont Mountaineers 4 at Keene Swamp Bats 12 | Final |
| June 10, 2018 | L | Keene Swamp Bats 3 at New Bedford Bay Sox 7 | Final |
| June 12, 2018 | W | Winnipesaukee Muskrats 1 at Keene Swamp Bats 13 | Final |
| June 13, 2018 | L | Sanford Mainers 6 at Keene Swamp Bats 4 | Final |
| June 14, 2018 | L | Keene Swamp Bats 3 at Valley Blue Sox 4 | Final (10) |
| June 15, 2018 | L | Keene Swamp Bats 4 at Newport Gulls 7 | Final |
| June 16, 2018 | L | North Adams SteepleCats 7 at Keene Swamp Bats 2 | Final |
| June 17, 2018 | L | Keene Swamp Bats 4 at Winnipesaukee Muskrats 10 | Final |
| June 19, 2018 | L | Keene Swamp Bats 2 at Plymouth Pilgrims 7 | Final |
| June 20, 2018 | W | Vermont Mountaineers 10 at Keene Swamp Bats 16 | Final |
| June 21, 2018 | W | Keene Swamp Bats 7 at Upper Valley Nighthawks 5 | Final (10) |
| June 22, 2018 | W | Danbury Westerners 9 at Keene Swamp Bats 11 | Final |
| June 23, 2018 | L | Valley Blue Sox 9 at Keene Swamp Bats 5 | Final |
| June 24, 2018 | | Keene Swamp Bats at North Adams SteepleCats | Ppd. |
| June 26, 2018 | W | Keene Swamp Bats 6 at Ocean State Waves 2 | Final |
| June 27, 2018 | L | Plymouth Pilgrims 10 at Keene Swamp Bats 2 | Final (6) |
| June 28, 2018 | | Winnipesaukee Muskrats at Keene Swamp Bats | Ppd. |
| June 29, 2018 | L | Keene Swamp Bats 3 at Valley Blue Sox 8 | Final |
| July 1, 2018 | W | Keene Swamp Bats 9 at Vermont Mountaineers 7 | Final (14) |
| July 3, 2018 | W | Vermont Mountaineers 3 at Keene Swamp Bats 7 | Final |
| July 5, 2018 | L | Keene Swamp Bats 4 at Upper Valley Nighthawks 12 | Final |
| July 6, 2018 | W | Mystic Schooners 7 at Keene Swamp Bats 8 | Final |
| July 7, 2018 | W | Winnipesaukee Muskrats 4 at Keene Swamp Bats 10 (Game 1) | Final (7) |
| July 7, 2018 | W | Winnipesaukee Muskrats 6 at Keene Swamp Bats 7 (Game 2) | Final (7) |
| July 9, 2018 | W | Keene Swamp Bats 5 at Sanford Mainers 3 | Final (10) |
| July 10, 2018 | W | Keene Swamp Bats 6 at Vermont Mountaineers 3 | Final |
| July 11, 2018 | L | Upper Valley Nighthawks 5 at Keene Swamp Bats 1 | Final |
| July 12, 2018 | W | Newport Gulls 4 at Keene Swamp Bats 6 | Final |
| July 13, 2018 | W | Keene Swamp Bats 3 at Mystic Schooners 2 | Final |
| July 14, 2018 | W | Keene Swamp Bats 8 at Winnipesaukee Muskrats 5 | Final |
| July 16, 2018 | L | Keene Swamp Bats 4 at Sanford Mainers 5 | Final |
| July 17, 2018 | | Keene Swamp Bats at North Adams SteepleCats | Ppd. |
| July 18, 2018 | W | Sanford Mainers 2 at Keene Swamp Bats 11 | Final |
| July 20, 2018 | W | New Bedford Bay Sox 0 at Keene Swamp Bats 2 | Final |
| July 21, 2018 | L | Keene Swamp Bats 9 at Vermont Mountaineers 12 | Final |
| July 22, 2018 | L | Keene Swamp Bats 3 at Valley Blue Sox 5 | Final |
| July 24, 2018 | L | Keene Swamp Bats 2 at Danbury Westerners 9 | Final |
| July 25, 2018 | | Ocean State Waves at Keene Swamp Bats | Ppd. |
| July 26, 2018 | L | Upper Valley Nighthawks 3 at Keene Swamp Bats 0 | Final |
| July 28, 2018 | | Keene Swamp Bats at North Adams SteepleCats (Game 2) | Ppd. |
| July 28, 2018 | | Keene Swamp Bats at North Adams SteepleCats (Game 1) | Susp. |
| July 31, 2018 | W | North Adams SteepleCats 1 at Keene Swamp Bats 3 (Game 1) | Final (7) |
| July 31, 2018 | W | North Adams SteepleCats 2 at Keene Swamp Bats 5 (Game 2) | Final (7) |
| July 31, 2018 | L | North Adams SteepleCats 12 at Keene Swamp Bats 9 (Game 3) | Final (7) |
| August 1, 2018 | L | Sanford Mainers 9 at Keene Swamp Bats 2 | Final |
| August 3, 2018 | | Keene Swamp Bats at Sanford Mainers (Playoff) | Ppd. |
| August 4, 2018 | | Keene Swamp Bats at Sanford Mainers (Playoff) | Ppd. |
| August 5, 2018 | L | Keene Swamp Bats 0 at Sanford Mainers 2 (Playoff) | Final |
Keene Swamp Bats Schedule
