Defense · success rate allowed
| 1 |  Texas Tech | Big 12 | 30.1% |
| 2 |  James Madison | Sun Belt | 31.4% |
| 3 |  Oklahoma | SEC | 32.1% |
| 4 |  Toledo | Mid-American | 33.3% |
| 5 |  Texas A&M | SEC | 34.1% |
| 6 |  Ohio State | Big Ten | 34.4% |
| 7 |  Missouri | SEC | 34.6% |
| 8 |  Wake Forest | ACC | 35.1% |
| 9 |  Indiana | Big Ten | 35.1% |
| 10 |  San Diego State | Mountain West | 35.1% |
| 11 |  Pittsburgh | ACC | 35.1% |
| 12 |  Oregon | Big Ten | 36.4% |
| 13 |  Notre Dame | FBS Independents | 36.4% |
| 14 |  Boise State | Mountain West | 36.5% |
| 15 |  Miami | ACC | 36.6% |
| 16 |  Louisville | ACC | 36.7% |
| 17 |  Western Michigan | Mid-American | 36.9% |
| 18 |  Clemson | ACC | 37.0% |
| 19 |  Western Kentucky | Conference USA | 37.1% |
| 20 |  Virginia | ACC | 37.4% |
| 21 |  South Florida | American Athletic | 37.8% |
| 22 |  Louisiana Tech | Conference USA | 37.9% |
| 23 |  Alabama | SEC | 37.9% |
| 24 |  Wyoming | Mountain West | 38.0% |
| 25 |  Oregon State | Pac-12 | 38.3% |
| 26 |  Auburn | SEC | 38.3% |
| 27 |  East Carolina | American Athletic | 38.3% |
| 28 |  Utah | Big 12 | 38.4% |
| 29 |  Iowa | Big Ten | 38.5% |
| 30 |  LSU | SEC | 38.8% |