| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 3 | DIEMLING, Evan | SR | Orland Park (Sandburg) | 56.80 | |
| 4 | SZESZYCKI, Joseph | SR | Palos Hills (Stagg) | 54.52 | |
| 5 | CARTER, Kenny | SR | Tinley Park (Andrew) | 55.63 | |
| 6 | SAROFIM, Luke | SR | Bolingbrook | 58.52 | 55.0 |
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | SHABANI, Lirian | JR | Orland Park (Sandburg) | 54.45 | |
| 2 | SMITH, Kayden | FR | Frankfort (Lincoln-Way East) | 54.19 | |
| 3 | BOZEN, Dylan | SR | Lockport (Twp.) | 53.82 | |
| 4 | BELTRAN, Elijah | JR | Lockport (Twp.) | 53.12 | |
| 5 | EZEIGWE, Uche | SR | Frankfort (Lincoln-Way East) | 53.63 | |
| 6 | STERNBERG, Ryne | JR | Tinley Park (Andrew) | 54.14 | |
| 7 | CAGNOLATTI, Korey | SO | New Lenox (Lincoln-Way Central) | 54.20 | |
| 8 | LAZARO, James | JR | Bradley (B.-Bourbonnais) | 54.52 |
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | LORDE, Chance | SR | New Lenox (Lincoln-Way West) | 51.80 | |
| 2 | MURRY, Kyle | SR | Flossmoor (Homewood-F.) | 51.06 | |
| 3 | SPEAKS, Nelson | JR | Flossmoor (Homewood-F.) | 49.78 | |
| 4 | ROWSWELL, Austin | SO | New Lenox (Lincoln-Way West) | 48.78 | |
| 5 | INOMA, Ifechukwu | SR | Bolingbrook | 49.66 | |
| 6 | DEMMA, Vincent | JR | New Lenox (Lincoln-Way Central) | 50.73 | |
| 7 | MOHAN, Malachy | SR | Palos Hills (Stagg) | 51.49 | |
| 8 | GIDEON, Ebenezer | JR | Bradley (B.-Bourbonnais) | 52.26 |