| Lane | Athlete | Yr. | Team | Seed | Note | 
|---|---|---|---|---|---|
| 2 | KLAUSS, Mathis | FR | Chicago (Lycee Francais de Chicago) | NT | |
| 3 | TAYLOR, Jayden | FR | Chicago (Clark) | NT | |
| 4 | ROSENBLUM, Ari | SO | Chicago (Amundsen) | NT | 
| Lane | Athlete | Yr. | Team | Seed | Note | 
|---|---|---|---|---|---|
| 1 | BARBER, Marcelis | SO | Chicago (Sullivan) | NT | |
| 2 | ADIBOSHI, Shalom | JR | Chicago (Senn) | NT | |
| 3 | CRUZ, Ricardo | SR | Chicago (Noble/Pritzker) | NT | |
| 4 | FERNANDEZ, Elisai | SR | Chicago (Amundsen) | NT | |
| 5 | HANDLEY, Deangelo | FR | Chicago (Clark) | NT | |
| 6 | HARRISON, Aidan | SO | Chicago (Brooks) | NT | 
| Lane | Athlete | Yr. | Team | Seed | Note | 
|---|---|---|---|---|---|
| 1 | ADANT, Paul | FR | Chicago (Lycee Francais de Chicago) | NT | |
| 2 | ROBINSON, Darin | JR | Chicago (Amundsen) | NT | |
| 3 | GULLEY, Declan | FR | Chicago (Amundsen) | NT | |
| 4 | OGJENOVIC, Lazar | SO | Chicago (Amundsen) | NT | |
| 5 | MCKINNIE, Edward | FR | Chicago (Noble/Pritzker) | NT | |
| 6 | ARREOLA, Ashton | SR | Chicago (Senn) | NT | 
| Lane | Athlete | Yr. | Team | Seed | Note | 
|---|---|---|---|---|---|
| 1 | HERNANDEZ, Eliezar | SO | Chicago (Rickover Naval Academy) | 1:15.34 | |
| 2 | SCRUGGS, Tyvell | FR | Chicago (Lake View) | 1:12.12 | |
| 3 | WASHINGTON, Noah | FR | Chicago (Brooks) | 1:02.00 | |
| 4 | VAZQUEZ, Michael | SO | Chicago (Lake View) | 1:11.11 | |
| 5 | HARDIMAN, Malcolm | SO | Chicago (Lake View) | 1:12.27 | |
| 6 | BENSON, Cyran | FR | Chicago (Kennedy) | 1:19.14 |