Section 1 of 2
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | JONES, Avery | JR | Westminster Christian Academy | NT | Unverified: |
| 2 | WILLIAMS, Aerion | 9 | St. Charles West High School | NT | Unverified: |
| 3 | VENEZIANO, Nathan | SO | Ft. Zumwalt West High School | NT | Unverified: |
| 4 | TEROY, Michael | JR | Warrenton High School | 1:19.97 | Verified |
| 5 | PRYOR, Derrick | 9 | Ft. Zumwalt South High School | NT | Unverified: |
| 6 | LEACH, Andrew | 9 | St. Charles West High School | NT | Unverified: |
| 7 | EVERDING, Silas | SR | Ft. Zumwalt West High School | NT | Unverified: |
| 8 | LOPEZ, Alejandro | 9 | St. Charles High School | NT | Unverified: |
Section 2 of 2
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | WIRT, Anthony | SO | St. Charles High School | 1:05.54 | Verified |
| 2 | REEVES, Bryce | JR | Warrenton High School | 1:03.08 | Verified |
| 3 | SILVEY, Sheldon | SO | Louisiana High School | 58.11 | Verified |
| 4 | BEST, Evan | 9 | Troy Buchanan High School | 56.71 | Verified |
| 5 | MOZEE, Mikah | SO | Holt High School | 56.75 | Verified |
| 6 | KEEGAN, Connor | JR | Holt High School | 59.99 | Verified |
| 7 | CALMESE, Levi | 9 | Westminster Christian Academy | 1:05.33 | Verified |
| 8 | BREWER, Trenton | SO | Louisiana High School | 1:06.14 | Verified |
