| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | MCGOWAN, John | 9 | Wright City High School | NT | Unverified: |
| 2 | ANDERSON, Lukas | JR | Sullivan High School | NT | Unverified: |
| 3 | REEDER, Jacob | SO | Wright City High School | NT | Unverified: |
| 4 | YORK, Robert | 9 | Sullivan High School | NT | Unverified: |
| 5 | SANDERS, Judson | 9 | Sullivan High School | NT | Unverified: |
| 6 | BUSSE, Case | SR | St. Clair High School | NT | Unverified: |
| 7 | SCHUBERT, Mitchell | SO | Wright City High School | NT | Unverified: |
| 8 | STUDDARD, Ian | SO | Sullivan High School | NT | Unverified: |
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | DENNEY, Abram | 9 | Sullivan High School | NT | Unverified: |
| 2 | POHL, Henry | SO | Wright City High School | NT | Unverified: |
| 3 | RALL, Curtis | SO | Sullivan High School | NT | Unverified: |
| 4 | SHOEMATE, gavin | SO | St. Clair High School | NT | Unverified: |
| 5 | HUNN, Andrew | 9 | Wright City High School | NT | Unverified: |
| 6 | BRENDEL, Colton | SO | Sullivan High School | NT | Unverified: |
| 7 | SUMMERS, Jayson | 9 | Sullivan High School | NT | Unverified: |
| 8 | THOMURE, Dock | SO | Sullivan High School | NT | Unverified: |
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | STEWART, Caden | 9 | Sullivan High School | NT | Unverified: |
| 2 | HULSEY, Christian | SO | Sullivan High School | 1:21.03 | Verified |
| 3 | SNELLER, Jaxon | 9 | Helias Catholic High School | 1:05.90 | Unverified: |
| 4 | LAMB, Grant | 9 | Helias Catholic High School | 1:04.50 | Unverified: |
| 5 | GLOSEMEYER, Garrett | 9 | St. Francis Borgia High School | 1:04.53 | Verified |
| 6 | CAIN, Aidan | SO | Sullivan High School | 1:06.86 | Verified |
| 7 | BEAGLE, Zechariah | 9 | Sullivan High School | NT | Unverified: |
| 8 | MALLORY, Matthew | SO | Sullivan High School | NT | Unverified: |
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | BETHEL, zeke | 9 | St. Clair High School | 1:01.74 | Verified |
| 2 | NEUENSWANDER, Henry | JR | Helias Catholic High School | 56.50 | Unverified: |
| 3 | KNERNSCHIELD, Harrison | SO | Helias Catholic High School | 55.08 | Verified |
| 4 | REINWALD, Alex | SR | St. Clair High School | 54.24 | Verified |
| 5 | WILLIAMS, Logan | SR | New Haven High School | 54.31 | Verified |
| 6 | CRISOSTOMO, Deven | SO | Helias Catholic High School | 56.12 | Verified |
| 7 | RIGGS, David | JR | Wright City High School | 57.94 | Verified |
| 8 | ROTGER FONSECA, Pedro | SO | St. Francis Borgia High School | 1:03.33 | Verified |
