2009 Northwestern Wildcats Opponent Penalty Split Stats through 01/07/2010
| Split | G | Pen. | Yards | Pen./G | Yards/G |
|---|---|---|---|---|---|
| All Games | 13 | 73 | 715 | 5.6 | 55.0 |
| at Home | 7 | 34 | 299 | 4.9 | 42.7 |
| on Road/Neutral Site | 6 | 39 | 416 | 6.5 | 69.3 |
| in Wins | 8 | 45 | 410 | 5.6 | 51.3 |
| in Losses | 5 | 28 | 305 | 5.6 | 61.0 |
| vs. Conference | 8 | 35 | 343 | 4.4 | 42.9 |
| vs. Non-Conference | 5 | 38 | 372 | 7.6 | 74.4 |
| vs. Ranked (AP) | 3 | 14 | 125 | 4.7 | 41.7 |
| vs. Unranked (AP) | 10 | 59 | 590 | 5.9 | 59.0 |
| vs. FBS (I-A) | 12 | 70 | 690 | 5.8 | 57.5 |
| vs. FCS (I-AA) | 1 | 3 | 25 | 3.0 | 25.0 |
| vs. FBS Winning | 4 | 26 | 265 | 6.5 | 66.3 |
| vs. FBS Non-Winning | 8 | 44 | 425 | 5.5 | 53.1 |
| vs. BCS AQ | 10 | 53 | 547 | 5.3 | 54.7 |
| vs. BCS non-AQ | 2 | 17 | 143 | 8.5 | 71.5 |
| in August/September | 4 | 18 | 179 | 4.5 | 44.8 |
| in October | 5 | 28 | 256 | 5.6 | 51.2 |
| in November | 3 | 15 | 140 | 5.0 | 46.7 |
| in December/January | 1 | 12 | 140 | 12.0 | 140.0 |