2021 Michigan State Spartans Opponent Penalty Split Stats through 01/10/2022
| Split | G | Pen. | Yards | Pen./G | Yards/G |
|---|---|---|---|---|---|
| All Games | 13 | 75 | 599 | 5.8 | 46.1 |
| at Home | 6 | 41 | 320 | 6.8 | 53.3 |
| on Road/Neutral Site | 7 | 34 | 279 | 4.9 | 39.9 |
| in Wins | 11 | 71 | 569 | 6.5 | 51.7 |
| in Losses | 2 | 4 | 30 | 2.0 | 15.0 |
| vs. Conference | 9 | 49 | 374 | 5.4 | 41.6 |
| vs. Non-Conference | 4 | 26 | 225 | 6.5 | 56.3 |
| vs. Ranked (AP) | 3 | 13 | 94 | 4.3 | 31.3 |
| vs. Unranked (AP) | 10 | 62 | 505 | 6.2 | 50.5 |
| vs. FBS (I-A) | 12 | 71 | 563 | 5.9 | 46.9 |
| vs. FCS (I-AA) | 1 | 4 | 36 | 4.0 | 36.0 |
| vs. FBS Winning | 8 | 49 | 388 | 6.1 | 48.5 |
| vs. FBS Non-Winning | 4 | 22 | 175 | 5.5 | 43.8 |
| vs. FBS Power 5 | 11 | 63 | 488 | 5.7 | 44.4 |
| vs. FBS non-Power 5 | 1 | 8 | 75 | 8.0 | 75.0 |
| in August/September | 4 | 25 | 195 | 6.3 | 48.8 |
| in October | 4 | 27 | 234 | 6.8 | 58.5 |
| in November | 4 | 19 | 140 | 4.8 | 35.0 |
| in December/January | 1 | 4 | 30 | 4.0 | 30.0 |