| Lane | Athlete | Team | Seed |
|---|---|---|---|
| 1 | FERRIS, Topher | Downers Grove North High School | 4:32.53 |
| 2 | SHETTY, Karan | Downers Grove North High School | 4:39.68 |
| 3 | BENGE, Jack | Downers Grove North High School | 4:41.99 |
| 4 | MARTINEZ, Alex | Addison Trail High School | 4:45.36 |
| 5 | WOODS, Ethan | Glenbard South High School | 4:45.37 |
| 6 | FREDERICK, Jaden | Glenbard South High School | 4:47.82 |
| 7 | KING, Matthew | Glenbard South High School | 4:55.40 |
| 8 | FINN, Colin | Downers Grove North High School | 4:58.81 |
| 9 | SIOUKAS, Ellis | Downers Grove North High School | 5:04.11 |
| 10 | KELLY, Owen | Downers Grove North High School | 5:05.00 |
| 11 | MCDONALD, Everett | Downers Grove North High School | 5:05.00 |
| 12 | TRAVERS, Brady | Downers Grove North High School | 5:05.00 |
| 13 | POUNDERS, Brandon | Leyden High School | 5:08.40 |
| 14 | SALGADO, Christian | Leyden High School | 5:08.60 |
| 15 | WOOD, Connor | Downers Grove North High School | NT |
| Lane | Athlete | Team | Seed |
|---|---|---|---|
| 1 | SUTTON, Jonah | Downers Grove North High School | 5:10.00 |
| 2 | OJEDA, Max | Addison Trail High School | 5:11.15 |
| 3 | VANTHOLEN, Luke | Glenbard South High School | 5:14.11 |
| 4 | RUCOLAS, Matthew | Downers Grove North High School | 5:14.46 |
| 5 | LOFTUS, Jack | Downers Grove North High School | 5:15.00 |
| 6 | NEWMAN, Lucus | Glenbard South High School | 5:18.25 |
| 7 | FAVELA, Jaime | Leyden High School | 5:21.80 |
| 8 | MOAWAD, Nathan | Downers Grove North High School | 5:22.00 |
| 9 | SANTOS, Alvin | Leyden High School | 5:22.40 |
| 10 | ADAMS, Lucas | Downers Grove North High School | 5:25.00 |
| 11 | MULLIGAN, Bill | Downers Grove North High School | 5:25.00 |
| 12 | STAVROU, Demetrios | Downers Grove North High School | 5:25.00 |
| 13 | OCHOA, Jeshua | Leyden High School | 5:29.13 |
| 14 | GUERRERO, Daniel | Addison Trail High School | 5:33.04 |
| 15 | LINGERTOT, Bailey | Downers Grove North High School | 5:35.00 |
| 16 | VASILAKOPOULOS, Ari | Downers Grove North High School | 5:40.00 |
| 17 | PORRAS, Jacob | Leyden High School | 5:40.14 |
| Lane | Athlete | Team | Seed |
|---|---|---|---|
| 1 | JOSEPH, Nathan | Downers Grove North High School | 5:45.00 |
| 2 | KOSLOSKUS, Deacon | Chicago Christian High School | 5:52.53 |
| 3 | CALLAS, Peter | Addison Trail High School | 5:54.00 |
| 4 | VANDENBOSCH, Nathan | Chicago Christian High School | 5:54.65 |
| 5 | PATEL, Prem | Addison Trail High School | 5:59.54 |
| 6 | CAMPEOTTO, Joseph | Leyden High School | 6:03.30 |
| 7 | SILVA, Isaac | Addison Trail High School | 6:20.13 |
| 8 | DEL CARMEN, Giovanni | Leyden High School | 6:30.90 |
| 9 | GARNICA, Marcos | Addison Trail High School | 6:42.00 |
| 10 | ARGUETA, Carlos | Addison Trail High School | NT |
| 11 | CONTRERAS, Cristian | Chicago Christian High School | NT |
| 12 | CORTES, HECTOR | Leyden High School | NT |
| 13 | FACHET, Ethan | Addison Trail High School | NT |
| 14 | JUAREZ, Mike | Addison Trail High School | NT |
| 15 | MALKE, Samuel | Leyden High School | NT |
| 16 | MORAN, Aidan | Addison Trail High School | NT |
| 17 | STOUB, Landon | Chicago Christian High School | NT |