| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 3 | SOELL, GABRIEL | 9 | Oakville High School | NT | Unverified: |
| 4 | SMITH, Lucas | SO | Northwest (Cedar Hill) High Scho | 56.90 | Verified |
| 5 | RUNDQUIST, Jack | 9 | Northwest (Cedar Hill) High Scho | NT | Unverified: |
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | PENNINGTON, JACK | 9 | Eureka High School | 54.42 | Verified |
| 2 | MOOTY, AUSTIN | 9 | Oakville High School | 53.65 | Verified |
| 3 | RILEY, Joseph | SO | Northwest (Cedar Hill) High Scho | 49.34 | Verified |
| 4 | BENNETT, Quinten | SO | Eureka High School | 46.25 | Verified |
| 5 | MINNER, Kendal | SO | Mehlville High School | 47.03 | Verified |
| 6 | KALETKA, Andrew | 9 | Mehlville High School | 50.31 | Verified |
| 7 | HARDY, Maxwell | SO | Mehlville High School | 54.00 | Unverified: Oakville Quad |
| 8 | BURL, JORDAN | 9 | Oakville High School | 55.71 | Verified |
