2018 Division III football schedule St. John's
| Overall | Pct. | Conf. | Pct. | Streak | Home | Away | Neutral |
| 12-1 | .923 | 8-0 | 1.000 | Lost 1 | 8-0 | 4-1 | 0-0 |
| Date | Opponent | Result | Time/Status | Links |
| Sep. 1 | UW-Stout | W, 27-0 | Final | BX |
| Sep. 15 | at Gustavus Adolphus * | W, 45-13 | Final | BX |
| St. Peter High School | ||||
| Sep. 22 | Carleton * | W, 59-0 | Final | BX |
| Sep. 29 | at Augsburg * | W, 52-0 | Final | BX |
| Oct. 6 | at Bethel * | W, 34-16 | Final | BX |
| Oct. 13 | St. Thomas * | W, 40-20 | Final | BX RC P |
| Oct. 20 | St. Olaf * | W, 57-7 | Final | BX RC |
| Oct. 27 | at Concordia-Moorhead * | W, 42-14 | Final | BX |
| Nov. 3 | Hamline * | W, 51-0 | Final | BX |
| Nov. 10 | Thomas More | W, 63-23 | Final | BX |
| Nov. 17 | Martin Luther | W, 84-6 | Final | BX P |
| NCAA playoffs, first round | ||||
| Nov. 24 | Whitworth | W, 45-24 | Final | BX RC P |
| NCAA playoffs, second round | ||||
| Dec. 1 | at Mary Hardin-Baylor | L, 21-18 | Final | BX RC P |
| NCAA quarterfinals | ||||