Rankings
See also: 2008 NCAA Division I FBS football rankings| AP Poll | Pre | Wk 1 | Wk 2 | Wk 3 | Wk 4 | Wk 5 | Wk 6 | Wk 7 | Wk 8 | Wk 9 | Wk 10 | Wk 11 | Wk 12 | Wk 13 | Wk 14 | Wk 15 | Final |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Illinois | 20 | 24T | 24 | 22 | 22 | ||||||||||||
| Indiana | |||||||||||||||||
| Iowa | 20 | ||||||||||||||||
| Michigan | 24 | ||||||||||||||||
| Michigan State | 23 | 20 | 22 | 18 | 18 | 17 | 22 | 21 | 19 | 24 | |||||||
| Minnesota | 25 | 20 | |||||||||||||||
| Northwestern | 24 | 24 | 22 | ||||||||||||||
| Ohio State | 2 (21) | 3 (15) | 5 (1) | 13 | 14 | 14 | 12 | 12 | 10 | 13 | 12 | 10 | 10 | 10 | 10 | 10 | 9 |
| Penn State | 22 | 19 | 17 | 16 | 12 | 6 | 6 | 3 | 3 | 3 | 3 (6) | 7 | 7 | 6 | 6 | 6 | 8 |
| Purdue | |||||||||||||||||
| Wisconsin | 13 | 11 | 10 | 8 | 9 | 18 |
Read more about this topic: 2008 Big Ten Conference Football Season