2021 Mountain West Conference Leaders First Downs - Games in August/September Only through 01/10/2022
| Name | G | Rush | Pass | Penalty | Total | Total/G | |
|---|---|---|---|---|---|---|---|
| 1 | Fresno State | 5 | 40 | 80 | 8 | 128 | 25.6 |
| 2 | Hawai'i | 5 | 37 | 59 | 8 | 104 | 20.8 |
| 3 | Utah State | 4 | 38 | 50 | 4 | 92 | 23.0 |
| 4 | Colorado State | 4 | 29 | 47 | 2 | 78 | 19.5 |
| 5 | Boise State | 4 | 28 | 46 | 8 | 82 | 20.5 |
| 6 | San Jose State | 4 | 17 | 42 | 5 | 64 | 16.0 |
| 7 | Nevada | 3 | 17 | 40 | 2 | 59 | 19.7 |
| 8 | New Mexico | 4 | 31 | 35 | 5 | 71 | 17.8 |
| 9 | Wyoming | 4 | 45 | 33 | 4 | 82 | 20.5 |
| 10 | UNLV | 4 | 28 | 21 | 4 | 53 | 13.3 |
| 11 | San Diego State | 4 | 47 | 19 | 8 | 74 | 18.5 |
| 12 | Air Force | 4 | 68 | 13 | 4 | 85 | 21.3 |