| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | LEHENBAUER, David | JR | Lemont | NT | |
| 2 | COOPER, Cordell | FR | South Shore Int'l Prep | 54.77 | |
| 3 | HERTZ, Adam | JR | Herscher | 49.29 | |
| 4 | WEATHERALL, Marquise | SR | South Shore Int'l Prep | 53.01 | |
| 5 | AHLBERG, Jacob | FR | Lemont | NT |
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | HUI, Derek | SO | Lake Forest Academy | 47.00 | |
| 2 | GAVIN, DeShon | SR | New Lenox (Providence Catholic) | 44.10 | |
| 3 | MCCARTHY, Aidan | JR | St. Laurence | 42.46 | |
| 4 | KALINOWSKI, Caden | SR | New Lenox (Providence Catholic) | 43.40 | |
| 5 | LEONETTI, Thomas | SO | Lake Forest Academy | 46.89 | |
| 6 | FLEISCHAUER, Caleb | SO | Herscher | 48.46 |