2018 Pac-12 Conference Leaders Opponent First Downs - All Games through 01/07/2019
| Name | G | Rush | Pass | Penalty | Total | Total/G | |
|---|---|---|---|---|---|---|---|
| 1 | California | 13 | 106 | 103 | 18 | 227 | 17.5 |
| 2 | Colorado | 12 | 99 | 117 | 28 | 244 | 20.3 |
| 3 | Washington State | 13 | 101 | 118 | 36 | 255 | 19.6 |
| 4 | Utah | 14 | 82 | 128 | 28 | 238 | 17.0 |
| 4 | USC | 12 | 94 | 128 | 24 | 246 | 20.5 |
| 6 | Oregon State | 12 | 155 | 133 | 18 | 306 | 25.5 |
| 7 | Washington | 14 | 88 | 135 | 14 | 237 | 16.9 |
| 7 | UCLA | 12 | 121 | 135 | 25 | 281 | 23.4 |
| 9 | Arizona State | 13 | 129 | 137 | 26 | 292 | 22.5 |
| 10 | Arizona | 12 | 102 | 146 | 36 | 284 | 23.7 |
| 11 | Oregon | 13 | 102 | 147 | 23 | 272 | 20.9 |
| 12 | Stanford | 13 | 103 | 154 | 15 | 272 | 20.9 |