| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 2 | WALKER, Karmelo | SO | Miller Career Academy | NT | Unverified: |
| 3 | BRAND, Gabriel | FR | Miller Career Academy | 1:05.54 | Verified |
| 4 | VAHEY, Camden | FR | Vianney High School | 1:07.40 | Verified |
| 5 | HERRING, Evan | FR | DeSmet Jesuit High School | NT | Unverified: |
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | MIESNER, Gavin | SR | Vianney High School | 1:02.58 | Verified |
| 2 | HARLAN, Kyree | JR | Miller Career Academy | 59.93 | Verified |
| 3 | JORDAN, D'Corey | SO | St. Louis University High School | 56.15 | Verified |
| 4 | BOGNAR, Ethan | SO | St. Louis University High School | 56.35 | Verified |
| 5 | LINDSEY, Jacob | SO | Vianney High School | 1:01.27 | Verified |
| 6 | MOLLI, Adam | FR | DeSmet Jesuit High School | 1:04.47 | Verified |
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | LANCE, Quentin | SO | Confluence Prep Academy Charter | 54.87 | Verified |
| 2 | LEICHT, Jude | FR | Christian Brothers College High | 54.26 | Verified |
| 3 | HENDRICKS, Amar'e | SO | Christian Brothers College High | 50.60 | Unverified: |
| 4 | MAYER, Steffan | SR | St. Louis University High School | 52.72 | Verified |
| 5 | AARON, Khalil | JR | Confluence Prep Academy Charter | 54.75 | Verified |
| 6 | GAMBLETON, Ryan | SR | Confluence Prep Academy Charter | 55.63 | Verified |