2018 Big Ten Conference Leaders Total Defense - Games vs. Unranked Teams Only (AP Poll) through 01/07/2019
| Name | G | Rush Yards | Pass Yards | Plays | Total Yards | Yards/Play | Yards/G | |
|---|---|---|---|---|---|---|---|---|
| 1 | Michigan | 8 | 1000 | 893 | 471 | 1893 | 4.02 | 236.6 |
| 2 | Michigan State | 8 | 472 | 1605 | 507 | 2077 | 4.10 | 259.6 |
| 3 | Iowa | 11 | 1122 | 2077 | 697 | 3199 | 4.59 | 290.8 |
| 4 | Maryland | 7 | 1077 | 1175 | 462 | 2252 | 4.87 | 321.7 |
| 5 | Wisconsin | 9 | 1183 | 1751 | 541 | 2934 | 5.42 | 326.0 |
| 6 | Penn State | 9 | 1508 | 1609 | 675 | 3117 | 4.62 | 346.3 |
| 7 | Northwestern | 10 | 1342 | 2350 | 693 | 3692 | 5.33 | 369.2 |
| 8 | Indiana | 8 | 1454 | 1619 | 540 | 3073 | 5.69 | 384.1 |
| 9 | Minnesota | 9 | 1874 | 1593 | 572 | 3467 | 6.06 | 385.2 |
| 10 | Ohio State | 10 | 1568 | 2325 | 666 | 3893 | 5.85 | 389.3 |
| 11 | Rutgers | 8 | 1893 | 1293 | 548 | 3186 | 5.81 | 398.3 |
| 12 | Nebraska | 8 | 1537 | 1787 | 586 | 3324 | 5.67 | 415.5 |
| 13 | Purdue | 10 | 1823 | 2721 | 736 | 4544 | 6.17 | 454.4 |
| 14 | Illinois | 9 | 2092 | 2646 | 671 | 4738 | 7.06 | 526.4 |