2011 Illinois Fighting Illini Total Defense Split Stats through 01/09/2012
| Split | G | Rush Yards | Pass Yards | Plays | Total Yards | Yards/Play | Yards/G |
|---|---|---|---|---|---|---|---|
| All Games | 13 | 1610 | 2110 | 842 | 3720 | 4.42 | 286.2 |
| at Home | 8 | 1024 | 1329 | 501 | 2353 | 4.70 | 294.1 |
| on Road/Neutral Site | 5 | 586 | 781 | 341 | 1367 | 4.01 | 273.4 |
| in Wins | 7 | 496 | 1503 | 462 | 1999 | 4.33 | 285.6 |
| in Losses | 6 | 1114 | 607 | 380 | 1721 | 4.53 | 286.8 |
| vs. Conference | 8 | 1366 | 986 | 525 | 2352 | 4.48 | 294.0 |
| vs. Non-Conference | 5 | 244 | 1124 | 317 | 1368 | 4.32 | 273.6 |
| vs. Ranked (AP) | 2 | 418 | 229 | 121 | 647 | 5.35 | 323.5 |
| vs. Unranked (AP) | 11 | 1192 | 1881 | 721 | 3073 | 4.26 | 279.4 |
| vs. FBS (I-A) | 12 | 1585 | 2039 | 796 | 3624 | 4.55 | 302.0 |
| vs. FCS (I-AA) | 1 | 25 | 71 | 46 | 96 | 2.09 | 96.0 |
| vs. FBS Winning | 6 | 750 | 1101 | 390 | 1851 | 4.75 | 308.5 |
| vs. FBS Non-Winning | 6 | 835 | 938 | 406 | 1773 | 4.37 | 295.5 |
| vs. BCS AQ | 10 | 1490 | 1443 | 663 | 2933 | 4.42 | 293.3 |
| vs. BCS non-AQ | 2 | 95 | 596 | 133 | 691 | 5.20 | 345.5 |
| in August/September | 4 | 226 | 923 | 258 | 1149 | 4.45 | 287.3 |
| in October | 5 | 700 | 672 | 336 | 1372 | 4.08 | 274.4 |
| in November | 3 | 666 | 314 | 189 | 980 | 5.19 | 326.7 |
| in December/January | 1 | 18 | 201 | 59 | 219 | 3.71 | 219.0 |