2018 Mountain West Conference Leaders Rushing Defense - Games in August/September Only through 01/07/2019
| Name | G | Att | Yards | Avg. | TD | Att/G | Yards/G | |
|---|---|---|---|---|---|---|---|---|
| 1 | Air Force | 4 | 117 | 394 | 3.37 | 5 | 29.25 | 98.50 |
| 2 | San Diego State | 4 | 122 | 258 | 2.11 | 3 | 30.50 | 64.50 |
| 3 | Boise State | 4 | 131 | 503 | 3.84 | 6 | 32.75 | 125.75 |
| 4 | Wyoming | 5 | 178 | 651 | 3.66 | 7 | 35.60 | 130.20 |
| 5 | UNLV | 4 | 146 | 721 | 4.94 | 7 | 36.50 | 180.25 |
| 6 | Fresno State | 4 | 148 | 490 | 3.31 | 4 | 37.00 | 122.50 |
| 7 | San Jose State | 4 | 156 | 535 | 3.43 | 7 | 39.00 | 133.75 |
| 8 | Colorado State | 5 | 200 | 1245 | 6.23 | 10 | 40.00 | 249.00 |
| 9 | Hawai'i | 6 | 243 | 955 | 3.93 | 12 | 40.50 | 159.17 |
| 10 | New Mexico | 4 | 172 | 876 | 5.09 | 12 | 43.00 | 219.00 |
| 11 | Nevada | 5 | 219 | 770 | 3.52 | 9 | 43.80 | 154.00 |
| 12 | Utah State | 4 | 217 | 747 | 3.44 | 5 | 54.25 | 186.75 |