| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 2 | SEELY, Jack | 7 | Elsberry Middle School | NT | Unverified: |
| 3 | BOGUE, Harrison | 8 | Mark Twain MS | NT | Unverified: |
| 4 | HAYDEN, Jackson | 8 | Clopton Middle School | NT | Unverified: |
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 2 | ILLA, Andrew | 7 | Palmyra MS | NT | Unverified: |
| 3 | BARNES, Louis | 8 | Pleasant Hill MS | NT | Unverified: |
| 4 | KURFMAN, Aaron | 8 | Griggsville-Perry Middle School | NT | Unverified: |
| 5 | KINION, Nikoli | 7 | Elsberry Middle School | NT | Unverified: |
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | POAGE, Garrett | 7 | Wellsville-Middletown Middle Sch | NT | Unverified: |
| 2 | CRAIG, Eli | 7 | Griggsville-Perry Middle School | NT | Unverified: |
| 3 | MONTES, Uriel | 7 | Elsberry Middle School | NT | Unverified: |
| 4 | KROEGER, Logan | 8 | Palmyra MS | NT | Unverified: |
| 5 | LAFONTAINE, Lincoln | 8 | Mark Twain MS | NT | |
| 6 | LOWE, Bingham | 8 | Pleasant Hill MS | NT | Unverified: |
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | BASSETT, Rueben | 7 | Monroe City Middle School | 1:16.02 | Verified |
| 2 | COLBERT, Bennett | 6 | Clopton Middle School | 1:13.46 | Verified |
| 3 | STOKES, Jackson | 7 | Winfield MS | 1:13.24 | Verified |
| 4 | WILSON, Anthony | 8 | Winfield MS | 1:13.26 | Verified |
| 5 | SANDHOLM, Justin | 8 | Winfield MS | 1:13.95 | Verified |
| 6 | MALLOY, Tristan | 7 | Clopton Middle School | 1:30.31 | Verified |
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | KINTGEN, Evan | 8 | Louisiana Middle School | 1:09.53 | Verified |
| 2 | TWELLMAN, Lincoln | 8 | Silex Middle School | 1:08.07 | Verified |
| 3 | RIES, Javon | 8 | Louisiana Middle School | 1:06.91 | Verified |
| 4 | BRANDEN, Brady | 8 | Mark Twain MS | 1:07.05 | Verified |
| 5 | ASLIN, Luke | 8 | Bowling Green Middle School | 1:08.86 | Verified |
| 6 | JOLES, Shane | 8 | Wellsville-Middletown Middle Sch | 1:09.96 | Verified |
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | SHINN, Austin | 7 | Monroe City Middle School | 1:06.21 | Verified |
| 2 | LEHENBAUER, Caleb | 8 | Monroe City Middle School | 1:03.93 | Verified |
| 3 | AUGSPURG, Wyatt | 8 | Palmyra MS | 57.77 | Verified |
| 4 | HEFFNER, Emery | 8 | Silex Middle School | 1:03.02 | Verified |
| 5 | LYBARGER, Kale | 8 | Bowling Green Middle School | 1:04.91 | Verified |
| 6 | PULS, Brady | 8 | Van-Far MS | 1:06.72 | Verified |