2018 Mountain West Conference Leaders Rushing Defense - Games vs. Unranked Teams Only (AP Poll) through 01/07/2019
| Name | G | Att | Yards | Avg. | TD | Att/G | Yards/G | |
|---|---|---|---|---|---|---|---|---|
| 1 | Air Force | 9 | 290 | 907 | 3.13 | 10 | 32.22 | 100.78 |
| 2 | Wyoming | 8 | 291 | 1073 | 3.69 | 9 | 36.38 | 134.13 |
| 3 | Boise State | 10 | 358 | 1311 | 3.66 | 14 | 35.80 | 131.10 |
| 4 | San Jose State | 8 | 365 | 1577 | 4.32 | 13 | 45.63 | 197.13 |
| 5 | San Diego State | 11 | 374 | 1175 | 3.14 | 12 | 34.00 | 106.82 |
| 6 | UNLV | 10 | 390 | 1826 | 4.68 | 18 | 39.00 | 182.60 |
| 7 | Colorado State | 9 | 400 | 2121 | 5.30 | 16 | 44.44 | 235.67 |
| 8 | New Mexico | 9 | 402 | 2036 | 5.06 | 24 | 44.67 | 226.22 |
| 9 | Fresno State | 12 | 408 | 1447 | 3.55 | 5 | 34.00 | 120.58 |
| 10 | Hawai'i | 11 | 429 | 1922 | 4.48 | 23 | 39.00 | 174.73 |
| 11 | Nevada | 11 | 446 | 1609 | 3.61 | 12 | 40.55 | 146.27 |
| 12 | Utah State | 12 | 486 | 1660 | 3.42 | 9 | 40.50 | 138.33 |