| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | PASHEA, Baker | JR | St. Louis University High School | 4:30.00 | Unverified: |
| 3 | MILLER, Bross | JR | Lafayette (Wildwood) High School | 4:40.00 | Unverified: |
| 4 | LEE, Patrick | JR | Kirkwood High School | 4:47.00 | Verified |
| 5 | POHL, Connor | SR | DeSmet Jesuit High School | 4:49.00 | Unverified: |
| 6 | GROENEWALD, Lukas | SO | Lafayette (Wildwood) High School | 4:50.00 | Unverified: |
| 7 | BRADSHAW, Sam | SR | Rockwood Summit High School | 4:53.21 | Verified |
| 8 | BAKER, Sebastian | JR | Kirkwood High School | 4:55.36 | Verified |
