2021 Mountain West Conference Leaders Rushing Defense - Games Lost Only through 01/10/2022
| Name | G | Att | Yards | Avg. | TD | Att/G | Yards/G | |
|---|---|---|---|---|---|---|---|---|
| 1 | San Diego State | 2 | 62 | 271 | 4.37 | 4 | 31.00 | 135.50 |
| 2 | Air Force | 3 | 121 | 445 | 3.68 | 6 | 40.33 | 148.33 |
| 3 | Fresno State | 3 | 143 | 605 | 4.23 | 7 | 47.67 | 201.67 |
| 4 | Utah State | 3 | 127 | 731 | 5.76 | 6 | 42.33 | 243.67 |
| 5 | San Jose State | 7 | 277 | 932 | 3.36 | 5 | 39.57 | 133.14 |
| 6 | Boise State | 5 | 236 | 1056 | 4.47 | 12 | 47.20 | 211.20 |
| 7 | Wyoming | 6 | 261 | 1086 | 4.16 | 8 | 43.50 | 181.00 |
| 8 | Hawai'i | 7 | 295 | 1217 | 4.13 | 16 | 42.14 | 173.86 |
| 9 | Nevada | 5 | 252 | 1493 | 5.92 | 16 | 50.40 | 298.60 |
| 10 | New Mexico | 9 | 383 | 1508 | 3.94 | 17 | 42.56 | 167.56 |
| 11 | UNLV | 10 | 381 | 1746 | 4.58 | 18 | 38.10 | 174.60 |
| 12 | Colorado State | 9 | 399 | 1816 | 4.55 | 18 | 44.33 | 201.78 |