2018 California Golden Bears Opponent Penalty Split Stats through 01/07/2019
| Split | G | Pen. | Yards | Pen./G | Yards/G |
|---|---|---|---|---|---|
| All Games | 13 | 80 | 710 | 6.2 | 54.6 |
| at Home | 7 | 43 | 365 | 6.1 | 52.1 |
| on Road/Neutral Site | 6 | 37 | 345 | 6.2 | 57.5 |
| in Wins | 7 | 44 | 386 | 6.3 | 55.1 |
| in Losses | 6 | 36 | 324 | 6.0 | 54.0 |
| vs. Conference | 9 | 54 | 464 | 6.0 | 51.6 |
| vs. Non-Conference | 4 | 26 | 246 | 6.5 | 61.5 |
| vs. Ranked (AP) | 2 | 11 | 98 | 5.5 | 49.0 |
| vs. Unranked (AP) | 11 | 69 | 612 | 6.3 | 55.6 |
| vs. FBS (I-A) | 12 | 77 | 683 | 6.4 | 56.9 |
| vs. FCS (I-AA) | 1 | 3 | 27 | 3.0 | 27.0 |
| vs. FBS Winning | 6 | 33 | 305 | 5.5 | 50.8 |
| vs. FBS Non-Winning | 6 | 44 | 378 | 7.3 | 63.0 |
| vs. FBS Power 5 | 11 | 70 | 618 | 6.4 | 56.2 |
| vs. FBS non-Power 5 | 1 | 7 | 65 | 7.0 | 65.0 |
| in August/September | 4 | 30 | 288 | 7.5 | 72.0 |
| in October | 4 | 23 | 163 | 5.8 | 40.8 |
| in November | 3 | 19 | 189 | 6.3 | 63.0 |
| in December/January | 2 | 8 | 70 | 4.0 | 35.0 |