| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | MERCARDO, Imanol | SR | Eisenhower High School | 4:54.83 | Verified |
| 2 | TAYLOR, Damon | SR | Crete-Monee High School | 5:09.30 | Unverified: |
| 3 | MORG, Harrison | SR | Brother Rice High School | 5:11.79 | Verified |
| 4 | ROBINSON, Alexander | SR | Joliet Central High School | 5:18.18 | Verified |
| 5 | JACOBO, Jonathan | JR | Eisenhower High School | 5:21.28 | Verified |
| 6 | MELGAREJO, Angel | JR | Joliet Central High School | 5:21.60 | Verified |
| 7 | LYNCH, Kevin | JR | Brother Rice High School | 5:29.05 | Verified |
| 8 | MELEAN, Connor | SO | Brother Rice High School | 5:36.57 | Verified |
| 9 | MCNALLY, Sean | SO | Brother Rice High School | 5:44.45 | Verified |
| 10 | PANOZZO, Jack | JR | Crete-Monee High School | 5:53.77 | Verified |
| 11 | WILLIS, Thomas | SR | Thornridge High School | 6:07.63 | Verified |
| 12 | BOYD, Coleon | SO | Thornridge High School | 6:29.00 | Unverified: |
| 13 | DISU-SMITH, Amaad | 9 | Thornridge High School | 6:40.10 | Unverified: |
| 14 | SULLIVAN, Charlie | 9 | Brother Rice High School | 6:44.55 | Verified |
| 15 | PATTERSON, Jermey | 9 | Thornridge High School | 6:47.00 | Unverified: |