2021 Army Black Knights Opponent Penalty Split Stats through 01/10/2022
| Split | G | Pen. | Yards | Pen./G | Yards/G |
|---|---|---|---|---|---|
| All Games | 13 | 63 | 484 | 4.8 | 37.2 |
| at Home | 6 | 24 | 188 | 4.0 | 31.3 |
| on Road/Neutral Site | 7 | 39 | 296 | 5.6 | 42.3 |
| in Wins | 9 | 39 | 303 | 4.3 | 33.7 |
| in Losses | 4 | 24 | 181 | 6.0 | 45.3 |
| vs. Conference | 3 | 13 | 107 | 4.3 | 35.7 |
| vs. Non-Conference | 10 | 50 | 377 | 5.0 | 37.7 |
| vs. Ranked (AP) | 1 | 6 | 66 | 6.0 | 66.0 |
| vs. Unranked (AP) | 12 | 57 | 418 | 4.8 | 34.8 |
| vs. FBS (I-A) | 12 | 58 | 439 | 4.8 | 36.6 |
| vs. FCS (I-AA) | 1 | 5 | 45 | 5.0 | 45.0 |
| vs. FBS Winning | 7 | 33 | 253 | 4.7 | 36.1 |
| vs. FBS Non-Winning | 5 | 25 | 186 | 5.0 | 37.2 |
| vs. FBS Power 5 | 3 | 15 | 126 | 5.0 | 42.0 |
| vs. FBS non-Power 5 | 9 | 43 | 313 | 4.8 | 34.8 |
| in August/September | 4 | 15 | 112 | 3.8 | 28.0 |
| in October | 3 | 19 | 141 | 6.3 | 47.0 |
| in November | 4 | 19 | 151 | 4.8 | 37.8 |
| in December/January | 2 | 10 | 80 | 5.0 | 40.0 |