| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | BIRMINGHAM, Will | SR | Kirkwood High School | 10:22.00 | Verified |
| 2 | GJELVIK, Noah | JR | Kirkwood High School | 10:37.00 | Unverified: |
| 3 | PERALES, Mateo | 9 | DeSmet Jesuit High School | 12:00.00 | Unverified: |
| 4 | ALEXANDER, Ben | 9 | DeSmet Jesuit High School | 12:00.00 | Unverified: |
| 5 | FRITSCHE, Parker | SO | Oakville High School | NT | Unverified: |
| 6 | SMITH, Carson | JR | Webster Groves High School | NT | Unverified: |
| 7 | JOHNSON, Andrew | SR | Ladue Horton Watkins High School | NT | Unverified: |
| 8 | MCCLUSKY, Evan | SO | Mehlville High School | NT | Unverified: |
| 9 | SUBHASH NADHIYA, Sanjit | JR | Ladue Horton Watkins High School | NT | Unverified: |
| 10 | PESSELATO, Cristoforo | 9 | Mehlville High School | NT | Unverified: |
| 11 | ULRICH, Brennan | SO | Webster Groves High School | NT | Unverified: |
