| Lane | Athlete | Team | Seed |
|---|---|---|---|
| 1 | MICKELSON, Leland | Tinley Park High School | 59.14 |
| 2 | MACKLIN, JoeEl | Thornton Fractional South High S | 58.56 |
| 3 | QUIJANO, Justin | Thornton Fractional North High S | 56.19 |
| 4 | GOODMAN, Marq | Bremen High School | 56.91 |
| 5 | BLACKMON, London | Bremen High School | 59.00 |
| 6 | STRAINERO, Anthony | Oak Forest High School | NT |
| Lane | Athlete | Team | Seed |
|---|---|---|---|
| 1 | CZAPLICKI, Ryan | Lemont High School | 54.54 |
| 2 | TIENTCHEU, Quendric | Thornton Fractional South High S | 54.16 |
| 3 | MCCLAIN, Matthew | Thornton Fractional North High S | 52.84 |
| 4 | THURMOND, Kyran | Tinley Park High School | 53.84 |
| 5 | CARMICHAEL, Matas | Lemont High School | 54.24 |
| 6 | STOCKS, Justin | Oak Forest High School | 55.79 |