2018 Northern Illinois Huskies Opponent Penalty Split Stats through 01/07/2019
| Split | G | Pen. | Yards | Pen./G | Yards/G |
|---|---|---|---|---|---|
| All Games | 14 | 82 | 633 | 5.9 | 45.2 |
| at Home | 5 | 23 | 195 | 4.6 | 39.0 |
| on Road/Neutral Site | 9 | 59 | 438 | 6.6 | 48.7 |
| in Wins | 8 | 45 | 343 | 5.6 | 42.9 |
| in Losses | 6 | 37 | 290 | 6.2 | 48.3 |
| vs. Conference | 9 | 42 | 316 | 4.7 | 35.1 |
| vs. Non-Conference | 5 | 40 | 317 | 8.0 | 63.4 |
| vs. Ranked (AP) | 1 | 8 | 66 | 8.0 | 66.0 |
| vs. Unranked (AP) | 13 | 74 | 567 | 5.7 | 43.6 |
| vs. FBS (I-A) | 14 | 82 | 633 | 5.9 | 45.2 |
| vs. FCS (I-AA) | 0 | 0 | 0 | - | - |
| vs. FBS Winning | 9 | 58 | 461 | 6.4 | 51.2 |
| vs. FBS Non-Winning | 5 | 24 | 172 | 4.8 | 34.4 |
| vs. FBS Power 5 | 3 | 23 | 186 | 7.7 | 62.0 |
| vs. FBS non-Power 5 | 11 | 59 | 447 | 5.4 | 40.6 |
| in August/September | 5 | 38 | 302 | 7.6 | 60.4 |
| in October | 3 | 15 | 127 | 5.0 | 42.3 |
| in November | 5 | 19 | 125 | 3.8 | 25.0 |
| in December/January | 1 | 10 | 79 | 10.0 | 79.0 |