| Lane | Athlete | Yr. | Team | Seed | 
|---|---|---|---|---|
| 2 | HERNANDEZ, Jeahsiah | SO | Plainfield (South) | NT | 
| 3 | CHARTER, Chris | SO | Lisle (Benet Academy) | NT | 
| Lane | Athlete | Yr. | Team | Seed | 
|---|---|---|---|---|
| 1 | KINDRED, Bryant | FR | Richton Park (Rich Township) | NT | 
| 2 | RODRIGUEZ ROMO, Jason | SO | Joliet (Catholic Academy) | NT | 
| 3 | PATTERSON, Jashawn | FR | Bartlett | NT | 
| Lane | Athlete | Yr. | Team | Seed | 
|---|---|---|---|---|
| 1 | RHEIN, Nicholas | FR | Bartlett | NT | 
| 2 | MARTINEZ, Roni | FR | Bartlett | 1:13.12 | 
| 3 | JOHNSON, Luke | FR | Lisle (Benet Academy) | NT | 
| 4 | JOHNSON, Jayden | FR | Richton Park (Rich Township) | NT | 
| Lane | Athlete | Yr. | Team | Seed | 
|---|---|---|---|---|
| 1 | TARVER, Robbie | SO | Joliet (West) | 1:05.14 | 
| 2 | JANSSEN, Mark | FR | Naperville (Central) | 1:04.04 | 
| 3 | TATE, Antoine | SO | Richton Park (Southland College Prep) | 1:04.44 | 
| 4 | AYAMALOWO, Oluwasayo | FR | Richton Park (Southland College Prep) | 1:08.00 | 
| Lane | Athlete | Yr. | Team | Seed | 
|---|---|---|---|---|
| 1 | HOFFMAN, Brandon | FR | Plainfield (South) | 1:03.44 | 
| 2 | BURNELL, Caleb | SO | Naperville (Central) | 1:00.36 | 
| 3 | CZERKIES, Miles | SO | Joliet (Catholic Academy) | 1:03.05 | 
| 4 | DERBIS, Andrew | SO | Lisle (Benet Academy) | 1:03.74 | 
| Lane | Athlete | Yr. | Team | Seed | 
|---|---|---|---|---|
| 1 | NAUGHTON, Matthew | SO | Joliet (Catholic Academy) | 59.10 | 
| 2 | DEPAOLO, Nicholas | SO | Joliet (West) | 56.75 | 
| 3 | PIECZYNSKI, Benjamin | SO | Naperville (Central) | 57.50 | 
| 4 | POLACEK, Tommy | FR | Joliet (West) | 59.85 |