2021 Illinois Fighting Illini Isaiah Williams #1 Total Offense Split Stats through 01/10/2022
| Split | G | Rush Yards | Pass Yards | Plays | Total Yards | Yards/Play | Yards/G |
|---|---|---|---|---|---|---|---|
| All Games | 12 | 61 | 0 | 13 | 61 | 4.69 | 5.1 |
| at Home | 7 | 34 | 0 | 5 | 34 | 6.80 | 4.9 |
| on Road/Neutral Site | 5 | 27 | 0 | 8 | 27 | 3.38 | 5.4 |
| in Wins | 5 | 43 | 0 | 7 | 43 | 6.14 | 8.6 |
| in Losses | 7 | 18 | 0 | 6 | 18 | 3.00 | 2.6 |
| vs. Conference | 9 | 55 | 0 | 12 | 55 | 4.58 | 6.1 |
| vs. Non-Conference | 3 | 6 | 0 | 1 | 6 | 6.00 | 2.0 |
| vs. Ranked (AP) | 1 | 17 | 0 | 2 | 17 | 8.50 | 17.0 |
| vs. Unranked (AP) | 11 | 44 | 0 | 11 | 44 | 4.00 | 4.0 |
| vs. FBS (I-A) | 12 | 61 | 0 | 13 | 61 | 4.69 | 5.1 |
| vs. FCS (I-AA) | 0 | 0 | 0 | 0 | 0 | - | - |
| vs. FBS Winning | 7 | 26 | 0 | 9 | 26 | 2.89 | 3.7 |
| vs. FBS Non-Winning | 5 | 35 | 0 | 4 | 35 | 8.75 | 7.0 |
| vs. FBS Power 5 | 10 | 55 | 0 | 12 | 55 | 4.58 | 5.5 |
| vs. FBS non-Power 5 | 2 | 6 | 0 | 1 | 6 | 6.00 | 3.0 |
| in August/September | 5 | 10 | 0 | 5 | 10 | 2.00 | 2.0 |
| in October | 4 | 5 | 0 | 2 | 5 | 2.50 | 1.3 |
| in November | 3 | 46 | 0 | 6 | 46 | 7.67 | 15.3 |
| in December/January | 0 | 0 | 0 | 0 | 0 | - | - |