2013 Iowa Hawkeyes Opponent First Down Split Stats through 01/06/2014
| Split | G | Rush | Pass | Penalty | Total |
|---|---|---|---|---|---|
| All Games | 13 | 96 | 103 | 8 | 207 |
| at Home | 7 | 50 | 50 | 5 | 105 |
| on Road/Neutral Site | 6 | 46 | 53 | 3 | 102 |
| in Wins | 8 | 42 | 60 | 5 | 107 |
| in Losses | 5 | 54 | 43 | 3 | 100 |
| vs. Conference | 8 | 67 | 66 | 4 | 137 |
| vs. Non-Conference | 5 | 29 | 37 | 4 | 70 |
| vs. Ranked (AP) | 4 | 44 | 33 | 3 | 80 |
| vs. Unranked (AP) | 9 | 52 | 70 | 5 | 127 |
| vs. FBS (I-A) | 12 | 92 | 97 | 6 | 195 |
| vs. FCS (I-AA) | 1 | 4 | 6 | 2 | 12 |
| vs. FBS Winning | 8 | 70 | 66 | 5 | 141 |
| vs. FBS Non-Winning | 4 | 22 | 31 | 1 | 54 |
| vs. BCS AQ | 10 | 79 | 82 | 5 | 166 |
| vs. BCS non-AQ | 2 | 13 | 15 | 1 | 29 |
| in August/September | 5 | 24 | 39 | 3 | 66 |
| in October | 3 | 38 | 29 | 2 | 69 |
| in November | 4 | 25 | 30 | 2 | 57 |
| in December/January | 1 | 9 | 5 | 1 | 15 |