| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 2 | Kramer, Sean | SO | Willowbrook | NT | |
| 3 | Lopez, Juan | SO | Proviso East | 59.50 | |
| 4 | Arnold, Wayne | SO | Proviso East | 27.08 | |
| 5 | Ciszewski, Eddie | SO | Glenbard South | 29.70 | |
| 6 | Schalk, William | SO | Willowbrook | NT |
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | Marron, Diego | FR | Rolling Meadows | 26.84 | |
| 2 | Nunez, Dan | SO | Glenbard South | 26.60 | |
| 3 | Karlin, Nathan | FR | Rolling Meadows | 26.34 | |
| 4 | Williams, Mark | FR | Chicago (St. Ignatius College Prep) | 26.14 | |
| 6 | Garzona, Joseph | FR | Lombard (Glenbard East) | 26.34 | |
| 7 | Edwards, Semaj | SO | Proviso East | 26.69 | |
| 8 | Siddiqui, Zafar | FR | Lombard (Glenbard East) | 27.04 |
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | White, Jaylon | Willowbrook | 25.97 | ||
| 2 | Lugboso, Sultan | JR | Chicago (St. Ignatius College Prep) | 25.50 | |
| 3 | Powers, Tristan | FR | Belvidere (North) | 24.89 | |
| 4 | Wilson, Noah | SO | Rolling Meadows | 24.24 | |
| 5 | Bevans, Malcolm | SO | Chicago (St. Ignatius College Prep) | 24.50 | |
| 6 | Rudawski, Jacob | FR | Belvidere (North) | 25.36 | |
| 7 | Oakson, Thomas | SO | Lombard (Glenbard East) | 25.64 | |
| 8 | Ezell, Kadin | FR | Glenbard South | 26.10 |