2018 Conference USA Leaders Scoring Defense - Games in October Only through 01/07/2019
| Name | G | TD | FG | 1XP | 2XP | Safety | Points | Points/G | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | UAB | 4 | 4 | 0 | 4 | 0 | 0 | 28 | 7.0 |
| 2 | Florida International | 3 | 7 | 2 | 5 | 1 | 0 | 55 | 18.3 |
| 3 | Charlotte | 3 | 7 | 1 | 7 | 0 | 0 | 52 | 17.3 |
| 3 | Middle Tennessee | 4 | 9 | 5 | 7 | 1 | 0 | 78 | 19.5 |
| 3 | Marshall | 3 | 7 | 4 | 7 | 0 | 0 | 61 | 20.3 |
| 3 | UTSA | 3 | 7 | 4 | 7 | 0 | 0 | 61 | 20.3 |
| 3 | Southern Mississippi | 3 | 8 | 4 | 7 | 0 | 0 | 67 | 22.3 |
| 8 | Louisiana Tech | 4 | 8 | 4 | 8 | 0 | 0 | 68 | 17.0 |
| 9 | North Texas | 4 | 9 | 4 | 9 | 0 | 1 | 77 | 19.3 |
| 9 | UTEP | 3 | 9 | 4 | 9 | 0 | 1 | 77 | 25.7 |
| 11 | Florida Atlantic | 3 | 12 | 1 | 10 | 0 | 0 | 85 | 28.3 |
| 12 | Western Kentucky | 3 | 14 | 5 | 12 | 1 | 1 | 115 | 38.3 |
| 13 | Rice | 4 | 17 | 7 | 16 | 0 | 0 | 139 | 34.8 |
| 14 | Old Dominion | 4 | 25 | 3 | 20 | 0 | 0 | 179 | 44.8 |