2021 Marshall Thundering Herd Opponent Penalty Split Stats through 01/10/2022
| Split | G | Pen. | Yards | Pen./G | Yards/G | 
|---|---|---|---|---|---|
| All Games | 13 | 84 | 749 | 6.5 | 57.6 | 
| at Home | 6 | 38 | 338 | 6.3 | 56.3 | 
| on Road/Neutral Site | 7 | 46 | 411 | 6.6 | 58.7 | 
| in Wins | 7 | 51 | 436 | 7.3 | 62.3 | 
| in Losses | 6 | 33 | 313 | 5.5 | 52.2 | 
| vs. Conference | 8 | 53 | 505 | 6.6 | 63.1 | 
| vs. Non-Conference | 5 | 31 | 244 | 6.2 | 48.8 | 
| vs. Ranked (AP) | 1 | 6 | 50 | 6.0 | 50.0 | 
| vs. Unranked (AP) | 12 | 78 | 699 | 6.5 | 58.3 | 
| vs. FBS (I-A) | 12 | 72 | 668 | 6.0 | 55.7 | 
| vs. FCS (I-AA) | 1 | 12 | 81 | 12.0 | 81.0 | 
| vs. FBS Winning | 6 | 33 | 313 | 5.5 | 52.2 | 
| vs. FBS Non-Winning | 6 | 39 | 355 | 6.5 | 59.2 | 
| vs. FBS Power 5 | 0 | 0 | 0 | - | - | 
| vs. FBS non-Power 5 | 12 | 72 | 668 | 6.0 | 55.7 | 
| in August/September | 4 | 25 | 194 | 6.3 | 48.5 | 
| in October | 4 | 34 | 320 | 8.5 | 80.0 | 
| in November | 4 | 19 | 185 | 4.8 | 46.3 | 
| in December/January | 1 | 6 | 50 | 6.0 | 50.0 |