2009 USC Trojans Penalty Split Stats through 01/07/2010
| Split | G | Pen. | Yards | Pen./G | Yards/G |
|---|---|---|---|---|---|
| All Games | 13 | 90 | 798 | 6.9 | 61.4 |
| at Home | 6 | 44 | 403 | 7.3 | 67.2 |
| on Road/Neutral Site | 7 | 46 | 395 | 6.6 | 56.4 |
| in Wins | 9 | 71 | 644 | 7.9 | 71.6 |
| in Losses | 4 | 19 | 154 | 4.8 | 38.5 |
| vs. Conference | 9 | 63 | 589 | 7.0 | 65.4 |
| vs. Non-Conference | 4 | 27 | 209 | 6.8 | 52.3 |
| vs. Ranked (AP) | 2 | 10 | 60 | 5.0 | 30.0 |
| vs. Unranked (AP) | 11 | 80 | 738 | 7.3 | 67.1 |
| vs. FBS (I-A) | 13 | 90 | 798 | 6.9 | 61.4 |
| vs. FCS (I-AA) | 0 | 0 | 0 | - | - |
| vs. FBS Winning | 8 | 43 | 368 | 5.4 | 46.0 |
| vs. FBS Non-Winning | 5 | 47 | 430 | 9.4 | 86.0 |
| vs. BCS AQ | 12 | 81 | 726 | 6.8 | 60.5 |
| vs. BCS non-AQ | 1 | 9 | 72 | 9.0 | 72.0 |
| in August/September | 4 | 34 | 292 | 8.5 | 73.0 |
| in October | 4 | 24 | 215 | 6.0 | 53.8 |
| in November | 3 | 23 | 224 | 7.7 | 74.7 |
| in December/January | 2 | 9 | 67 | 4.5 | 33.5 |