2018 Duke Blue Devils Penalty Split Stats through 01/07/2019
| Split | G | Pen. | Yards | Pen./G | Yards/G |
|---|---|---|---|---|---|
| All Games | 13 | 54 | 452 | 4.2 | 34.8 |
| at Home | 6 | 30 | 252 | 5.0 | 42.0 |
| on Road/Neutral Site | 7 | 24 | 200 | 3.4 | 28.6 |
| in Wins | 8 | 32 | 257 | 4.0 | 32.1 |
| in Losses | 5 | 22 | 195 | 4.4 | 39.0 |
| vs. Conference | 8 | 34 | 275 | 4.3 | 34.4 |
| vs. Non-Conference | 5 | 20 | 177 | 4.0 | 35.4 |
| vs. Ranked (AP) | 3 | 14 | 124 | 4.7 | 41.3 |
| vs. Unranked (AP) | 10 | 40 | 328 | 4.0 | 32.8 |
| vs. FBS (I-A) | 12 | 46 | 377 | 3.8 | 31.4 |
| vs. FCS (I-AA) | 1 | 8 | 75 | 8.0 | 75.0 |
| vs. FBS Winning | 9 | 33 | 286 | 3.7 | 31.8 |
| vs. FBS Non-Winning | 3 | 13 | 91 | 4.3 | 30.3 |
| vs. FBS Power 5 | 10 | 38 | 317 | 3.8 | 31.7 |
| vs. FBS non-Power 5 | 2 | 8 | 60 | 4.0 | 30.0 |
| in August/September | 5 | 19 | 162 | 3.8 | 32.4 |
| in October | 3 | 13 | 118 | 4.3 | 39.3 |
| in November | 4 | 18 | 142 | 4.5 | 35.5 |
| in December/January | 1 | 4 | 30 | 4.0 | 30.0 |