| Date | Week | Home | Score | Away | Score | |
| 8/17/2018 | 1 | New Berlin Eisenhower (NC) | 29 | Plymouth | 14 | |
| 8/24/2018 | 2 | Plymouth | 42 | Sheboygan Falls (NC) | 0 | |
| 8/31/2018 | 3 | Plymouth | 20 | Berlin | 7 | |
| 9/7/2018 | 4 | Kettle Moraine Lutheran | 0 | Plymouth | 41 | |
| 9/14/2018 | 5 | Plymouth | 35 | Kewaskum | 0 | |
| 9/21/2018 | 6 | Ripon | 7 | Plymouth | 42 | |
| 9/28/2018 | 7 | Plymouth | 10 | Winneconne | 21 | |
| 10/5/2018 | 8 | Campbellsport | 6 | Plymouth | 28 | |
| 10/12/2018 | 9 | Waupun | 0 | Plymouth | 54 | |