| 9/1/2018 | Geneva (2-8) | 24 | at | Marietta | 35 | TPAC | ||
| 9/8/2018 | Capital (3-7,3-6) | 50 | at | Marietta | 51 | |||
| 9/15/2018 | Marietta | 46 | at | Muskingum (4-6,3-6) | 20 | |||
| 9/29/2018 | Ohio Northern (5-5,4-5) | 42 | at | Marietta | 43 | |||
| 10/6/2018 | Marietta | 38 | at | Heidelberg (5-5,4-5) | 34 | |||
| 10/13/2018 | Wilmington (1-9,0-9) | 21 | at | Marietta | 63 | |||
| 10/20/2018 | Marietta | 24 | at | John Carroll (9-2,8-1) | 27 | |||
| 10/27/2018 | Baldwin-Wallace (8-2,7-2) | 30 | at | Marietta | 28 | |||
| 11/3/2018 | Marietta | 43 | at | Otterbein (2-8,1-8) | 21 | |||
| 11/10/2018 | Marietta | 7 | at | Mount Union (14-1,9-0) | 49 |
| vs Marietta | vs Other Opponents | Marietta compared to OOs | |
| Record: | 3-7 | 50-46 | |
| Points Scored: | 31.80 | 29.54 | -2.26 |
| Points Allowed: | 37.80 | 27.45 | 10.35 |
| Margin: | -6.00 | 2.09 | 8.09 |
| Total Points: | 69.60 | 56.99 | 12.61 |