2018 Mountain West Conference Leaders Total Defense - Games Lost Only through 01/07/2019
| Name | G | Rush Yards | Pass Yards | Plays | Total Yards | Yards/Play | Yards/G | |
|---|---|---|---|---|---|---|---|---|
| 1 | Fresno State | 2 | 311 | 444 | 144 | 755 | 5.24 | 377.5 |
| 2 | Utah State | 2 | 364 | 597 | 152 | 961 | 6.32 | 480.5 |
| 3 | Boise State | 3 | 448 | 529 | 189 | 977 | 5.17 | 325.7 |
| 4 | Nevada | 5 | 891 | 1223 | 347 | 2114 | 6.09 | 422.8 |
| 5 | Wyoming | 6 | 840 | 1550 | 450 | 2390 | 5.31 | 398.3 |
| 6 | San Diego State | 6 | 713 | 1729 | 391 | 2442 | 6.25 | 407.0 |
| 7 | Air Force | 7 | 922 | 2014 | 448 | 2936 | 6.55 | 419.4 |
| 8 | Hawai'i | 6 | 1611 | 1425 | 432 | 3036 | 7.03 | 506.0 |
| 9 | UNLV | 8 | 1676 | 2276 | 562 | 3952 | 7.03 | 494.0 |
| 10 | Colorado State | 9 | 2153 | 2238 | 591 | 4391 | 7.43 | 487.9 |
| 11 | New Mexico | 9 | 2198 | 2378 | 688 | 4576 | 6.65 | 508.4 |
| 12 | San Jose State | 11 | 2367 | 3020 | 868 | 5387 | 6.21 | 489.7 |