2008 Iowa Hawkeyes Opponent Penalty Split Stats through 01/08/2009
| Split | G | Pen. | Yards | Pen./G | Yards/G |
|---|---|---|---|---|---|
| All Games | 13 | 65 | 604 | 5.0 | 46.5 |
| at Home | 7 | 35 | 338 | 5.0 | 48.3 |
| on Road/Neutral Site | 6 | 30 | 266 | 5.0 | 44.3 |
| in Wins | 9 | 48 | 453 | 5.3 | 50.3 |
| in Losses | 4 | 17 | 151 | 4.3 | 37.8 |
| vs. Conference | 8 | 39 | 358 | 4.9 | 44.8 |
| vs. Non-Conference | 5 | 26 | 246 | 5.2 | 49.2 |
| vs. Ranked (AP) | 2 | 7 | 64 | 3.5 | 32.0 |
| vs. Unranked (AP) | 11 | 58 | 540 | 5.3 | 49.1 |
| vs. FBS (I-A) | 12 | 61 | 560 | 5.1 | 46.7 |
| vs. FCS (I-AA) | 1 | 4 | 44 | 4.0 | 44.0 |
| vs. FBS Winning | 7 | 37 | 361 | 5.3 | 51.6 |
| vs. FBS Non-Winning | 5 | 24 | 199 | 4.8 | 39.8 |
| vs. BCS AQ | 11 | 57 | 535 | 5.2 | 48.6 |
| vs. BCS non-AQ | 1 | 4 | 25 | 4.0 | 25.0 |
| in August/September | 5 | 23 | 216 | 4.6 | 43.2 |
| in October | 3 | 17 | 154 | 5.7 | 51.3 |
| in November | 4 | 15 | 134 | 3.8 | 33.5 |
| in December/January | 1 | 10 | 100 | 10.0 | 100.0 |