| Lane | Athlete | Team | Seed |
|---|---|---|---|
| 2 | HAYLES, Devyon | Olympia Fields (Rich Central) | NT |
| 3 | HALL, Nickolos | Kankakee (Sr.) | 48.56 |
| 4 | ABDELMUTI, Mustafa | Oak Lawn (Community) | 47.63 |
| 5 | DAVIS, Ryan | Tinley Park | 48.09 |
| 6 | BURNS, Josh | Chicago (Marist) | 55.10 |
| Lane | Athlete | Team | Seed |
|---|---|---|---|
| 1 | FITZGERALD, Charlie | Chicago (Brother Rice) | 46.00 |
| 2 | SMITH, Nick | Oak Forest | 45.60 |
| 3 | LAWAL, Bashir | Oak Forest | 43.74 |
| 4 | OLEJNICZAK, Zach | Oak Lawn (Community) | 41.40 |
| 5 | PALMER, Justin | Chicago (Brother Rice) | 41.61 |
| 6 | JOHNSON, Tom | Chicago (Marist) | 45.60 |
| 7 | GILBERT, Ronin | Tinley Park | 45.76 |
| 8 | VARGUS, Erick | Oak Lawn (Richards) | 47.20 |