| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 2 | GRIMMINGER, Caleb | 6 | Wellsville-Middletown Middle Sch | NT | Unverified: |
| 3 | KINION, Nikoli | 7 | Elsberry Middle School | NT | Unverified: |
| 4 | TRAN, HoKhoa | 8 | Missouri Military Academy | NT | Unverified: |
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 2 | GALMICHE, Dylan | 8 | Winfield MS | NT | Unverified: |
| 3 | ADKISSON, Evan | 8 | St. Louis Blue Knights Middle Sc | NT | Unverified: |
| 4 | CRAIG, Eli | 7 | Griggsville-Perry Middle School | NT | Unverified: |
| 5 | SANTOS, Josue | 7 | Elsberry Middle School | NT | Unverified: |
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | JONES, Preston | 8 | Missouri Military Academy | NT | Unverified: |
| 2 | FARR, Lucas | 6 | Wellsville-Middletown Middle Sch | NT | Unverified: |
| 3 | SIMMONS, Caden | 6 | Clopton Middle School | NT | Unverified: |
| 4 | SCOTT, William | 7 | Elsberry Middle School | NT | Unverified: |
| 5 | HANLEY, Riley | 7 | Missouri Military Academy | NT | Unverified: |
| 6 | BOGUE, Harrison | 8 | Mark Twain MS | NT | Unverified: |
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | NEVELS, Wesley | 8 | North Callaway MS | NT | Unverified: |
| 2 | RALSTON, Owen | 8 | St. Louis Blue Knights Middle Sc | NT | Unverified: |
| 3 | SEELY, Jack | 7 | Elsberry Middle School | 1:35.28 | Verified |
| 4 | WISE, Rhett | 7 | Mark Twain MS | NT | Unverified: |
| 5 | ADKISSON, Christian | 6 | St. Louis Blue Knights Middle Sc | NT | Unverified: |
| 6 | PIKE, Robert | 6 | Wellsville-Middletown Middle Sch | NT | Unverified: |
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | SCOTT, Adam | 7 | North Callaway MS | 1:25.67 | Verified |
| 2 | MALLOY, Tristan | 7 | Clopton Middle School | 1:17.73 | Verified |
| 3 | STOKES, Jackson | 7 | Winfield MS | 1:13.24 | Verified |
| 4 | MORGART, Derrick | 8 | Winfield MS | 1:15.99 | Verified |
| 5 | LOBB, Urich | 8 | North Callaway MS | 1:18.22 | Verified |
| 6 | MYERS, Wyatt | 8 | Clopton Middle School | 1:25.86 | Verified |
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | JOLES, Shane | 8 | Wellsville-Middletown Middle Sch | 1:09.16 | Verified |
| 2 | TWELLMAN, Lincoln | 8 | Silex Middle School | 1:08.07 | Verified |
| 3 | BRANDEN, Brady | 8 | Mark Twain MS | 1:06.81 | Verified |
| 4 | SATTERFIELD, Josiah | FR | St. Louis Blue Knights Middle Sc | 1:07.16 | Verified |
| 5 | KINTGEN, Evan | 8 | Louisiana Middle School | 1:08.23 | Verified |
| 6 | STARK, Thomas | 8 | Winfield MS | 1:12.96 | Verified |
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | PULS, Brady | 8 | Van-Far MS | 1:06.10 | Verified |
| 2 | HEFFNER, Emery | 8 | Silex Middle School | 1:03.02 | Verified |
| 3 | RIES, Javon | 8 | Louisiana Middle School | 1:01.09 | Verified |
| 4 | MILLER, Nathaniel | 8 | North Callaway MS | 1:01.40 | Verified |
| 5 | LAFONTAINE, Lincoln | 8 | Mark Twain MS | 1:05.16 | Verified |
| 6 | CLINGENPEEL, Jeffery | 7 | Missouri Military Academy | 1:06.40 | Verified |