2009 Iowa State Cyclones Opponent Penalty Split Stats through 01/07/2010
| Split | G | Pen. | Yards | Pen./G | Yards/G |
|---|---|---|---|---|---|
| All Games | 13 | 66 | 540 | 5.1 | 41.5 |
| at Home | 6 | 40 | 335 | 6.7 | 55.8 |
| on Road/Neutral Site | 7 | 26 | 205 | 3.7 | 29.3 |
| in Wins | 7 | 42 | 373 | 6.0 | 53.3 |
| in Losses | 6 | 24 | 167 | 4.0 | 27.8 |
| vs. Conference | 8 | 40 | 342 | 5.0 | 42.8 |
| vs. Non-Conference | 5 | 26 | 198 | 5.2 | 39.6 |
| vs. Ranked (AP) | 2 | 9 | 70 | 4.5 | 35.0 |
| vs. Unranked (AP) | 11 | 57 | 470 | 5.2 | 42.7 |
| vs. FBS (I-A) | 12 | 58 | 480 | 4.8 | 40.0 |
| vs. FCS (I-AA) | 1 | 8 | 60 | 8.0 | 60.0 |
| vs. FBS Winning | 4 | 15 | 100 | 3.8 | 25.0 |
| vs. FBS Non-Winning | 8 | 43 | 380 | 5.4 | 47.5 |
| vs. BCS AQ | 10 | 47 | 396 | 4.7 | 39.6 |
| vs. BCS non-AQ | 2 | 11 | 84 | 5.5 | 42.0 |
| in August/September | 4 | 25 | 189 | 6.3 | 47.3 |
| in October | 5 | 23 | 202 | 4.6 | 40.4 |
| in November | 3 | 17 | 140 | 5.7 | 46.7 |
| in December/January | 1 | 1 | 9 | 1.0 | 9.0 |