| Lane | Athlete | Yr. | Team | Seed | 
|---|---|---|---|---|
| 3 | BODDUPALLI, Pranav | FR | Algonquin (Jacobs) | 1:14.00 | 
| 4 | EVANGELISTA, Dylan | FR | Algonquin (Jacobs) | 1:09.00 | 
| 5 | HULEWICZ, Liam | FR | Algonquin (Jacobs) | 1:10.00 | 
| Lane | Athlete | Yr. | Team | Seed | 
|---|---|---|---|---|
| 1 | RINCON, Jose | FR | Algonquin (Jacobs) | 53.00 | 
| 2 | MCTAGUE, Devan | FR | Algonquin (Jacobs) | 50.00 | 
| 3 | MABRY, Gentry | JR | Palatine | 46.80 | 
| 4 | CASTENADA, Brian | JR | Wheeling | 45.00 | 
| 5 | PAVLOV, Alex | FR | Wheeling | 46.00 | 
| 6 | LAMBERT, Ian | JR | Palatine | 47.00 | 
| 7 | BEYER, Henry | FR | Algonquin (Jacobs) | 50.20 | 
| 8 | RAMOCKI, Aleksander | FR | Algonquin (Jacobs) | 54.00 | 
| Lane | Athlete | Yr. | Team | Seed | 
|---|---|---|---|---|
| 1 | CHRISTIAN, Jack | SO | Chicago (St. Ignatius College Prep) | 42.00 | 
| 2 | DOBSON, Sean | JR | Algonquin (Jacobs) | 41.00 | 
| 3 | ZITZMAN, Jack | JR | Chicago (St. Ignatius College Prep) | 40.00 | 
| 4 | HOUGO, Cole | SR | Chicago (St. Ignatius College Prep) | 38.00 | 
| 5 | BERGER, Daylan | JR | Wheeling | 39.00 | 
| 6 | CZYZ, Szymon | SR | Algonquin (Jacobs) | 41.00 | 
| 7 | FRANK, Connor | SR | Algonquin (Jacobs) | 41.20 |