| Lane | Athlete | Yr. | Team | Seed | 
|---|---|---|---|---|
| 1 | REYES, Mario | SO | Franklin Park-Northlake (Leyden) | 55.25 | 
| 4 | KATO, Tim | SO | Park Ridge (Maine East) | 49.28 | 
| 5 | FARMER, Nolan | SO | Hillside (Proviso West) | 51.14 | 
| 6 | BOGHRA, Rishi | SO | Hoffman Estates (H.S.) | 51.42 | 
| Lane | Athlete | Yr. | Team | Seed | 
|---|---|---|---|---|
| 1 | VOOK, Josh | SO | Schaumburg | 48.24 | 
| 2 | BINZ, Luciano | FR | Park Ridge (Maine South) | 48.13 | 
| 3 | CAMPBELL, Patrick | SR | Addison (A. Trail) | 46.66 | 
| 4 | MASOOD, Saed | SR | Glen Ellyn (Glenbard West) | 45.39 | 
| 5 | GROH, Ethan | SO | Mt. Prospect (Prospect) | NT | 
| 6 | ZAVALA, Jose | SO | Zion (Z.-Benton) | 46.90 | 
| 7 | DANNENBERG, Kobey | FR | Minooka | 48.16 | 
| 8 | SMITH, Santana | FR | Rock Island (H.S.) | 49.06 |