| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 3 | HEDGE, Ashton | 7 | Pacific Middle School | NT | Unverified: |
| 4 | HERMAN, Rowan | 7 | Pacific Middle School | NT | Unverified: |
| 5 | GILLESPIE, Greyson | 7 | Union Middle School | NT | Unverified: |
| 6 | BARNWELL, Trevor | 7 | St. Clair Junior High School | NT |
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 2 | KOEPKE, Brennan | 7 | Sullivan Middle School | 1:20.52 | Verified |
| 3 | FIETZ, Shia | 7 | Union Middle School | 1:17.35 | Verified |
| 4 | RICHOZ, Kameron | 7 | Union Middle School | 1:16.22 | Verified |
| 5 | LEBISH, Maddix | 7 | Owensville Middle School | 1:16.68 | Verified |
| 6 | HORN, Maximus | 7 | Sullivan Middle School | 1:18.45 | Verified |
| 7 | HOUSE, Jackson | 7 | Sullivan Middle School | 1:43.17 | Verified |
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | RUCKER, Ashton | 8 | Hermann Middle School | 1:06.10 | Verified |
| 2 | CROSBY, Chase | 7 | Owensville Middle School | 1:05.48 | Verified |
| 3 | JAMES, Ethan | 7 | Washington Middle School | 1:04.05 | Verified |
| 4 | MORITZ, Caleb | 7 | Washington Middle School | 1:00.90 | Verified |
| 5 | MATCHELL, Caleb | 7 | Washington Middle School | 1:04.01 | Verified |
| 6 | HOFFMAN, Logan | 7 | Pacific Middle School | 1:04.51 | Verified |
| 7 | HEAD, Spencer | 8 | Hermann Middle School | 1:06.07 | Verified |
| 8 | GLASER, Keigan | 7 | Owensville Middle School | 1:08.51 | Verified |
