| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 2 | BUTLER, Grady | FR | Oakville High School | NT | Unverified: |
| 3 | BARNES, Marrione | FR | Lutheran North High School | NT | Unverified: |
| 4 | PRUDE, Jacinth | SO | Lutheran North High School | NT | Unverified: |
| 5 | MARTIN, Merrimon | FR | Jennings High School | NT | Unverified: |
| 6 | ALCANTAR, Alexander | FR | Oakville High School | NT | Unverified: |
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | LAMARTINA, Logan | JR | Clayton High School | NT | Unverified: |
| 2 | SMITH, Darius | SR | Jennings High School | NT | Unverified: |
| 3 | LINDSEY, Jacob | SO | Vianney High School | NT | Unverified: |
| 4 | PASHKOV, Christopher | SR | Affton High School | NT | Unverified: |
| 5 | WILLIAMS, Vaion | FR | Jennings High School | NT | Unverified: |
| 6 | MCCOY, Jashun | SR | Jennings High School | NT | Unverified: |
| 7 | THORNTON, Theodore | FR | Lutheran North High School | NT | Unverified: |
| 8 | MIESNER, Gavin | SR | Vianney High School | NT | Unverified: |
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | BENSON, Berry | SO | Lutheran North High School | NT | Unverified: |
| 2 | HARRIS, Mikel | JR | Lutheran North High School | NT | Unverified: |
| 3 | HAMER, Damian | FR | Oakville High School | NT | Unverified: |
| 4 | DAVIS, Nathanael | FR | Affton High School | NT | Unverified: |
| 5 | JEFFERSON, Collin | FR | Lutheran North High School | NT | Unverified: |
| 6 | DUCLERNE, Aaron | FR | Oakville High School | NT | Unverified: |
| 7 | FULLER, Amari | FR | Affton High School | NT | Unverified: |
| 8 | CLARK, Michael | FR | Lutheran North High School | NT | Unverified: |
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | BACKER, Riley | SO | Vianney High School | NT | Unverified: |
| 2 | WILLIAMS, Rashaun | SO | Lutheran North High School | NT | Unverified: |
| 3 | GLEGHORN, Bernard | JR | Lutheran North High School | 1:09.20 | Verified |
| 4 | THANGA, Elisha | SR | Lutheran North High School | 1:05.17 | Verified |
| 5 | HOWARD-FOSTER, Zion | SO | Lutheran North High School | 1:06.36 | Verified |
| 6 | VAHEY, Camden | FR | Vianney High School | NT | Unverified: |
| 7 | BOYKIN, Floyd | FR | Lutheran North High School | NT | Unverified: |
| 8 | MORALES, Kevin | FR | Affton High School | NT | Unverified: |
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | DODOLEWA, Simisola | JR | Lutheran North High School | 1:01.95 | Verified |
| 2 | MOEHLENBROCK, Bailey | JR | Affton High School | 1:00.95 | Verified |
| 3 | ROBINSON, Kasen | FR | Lutheran North High School | 1:00.40 | Verified |
| 4 | MERRIWEATHER, Ricardo | SR | Lutheran North High School | 57.80 | Verified |
| 5 | HUYETTE, Logan | SO | Clayton High School | 58.42 | Verified |
| 6 | COLEMAN, Marquis | SR | Lutheran North High School | 1:00.54 | Verified |
| 7 | MCCOLLUM, Ozee | SR | Lutheran North High School | 1:01.23 | Verified |
| 8 | WILEY, Tyrone | SO | Jennings High School | 1:02.08 | Verified |
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | KORDIC, Adrian | FR | Oakville High School | 57.00 | Unverified: |
| 2 | CHAPMAN, Xavier | SO | Lutheran North High School | 56.68 | Verified |
| 3 | LONG, Davell | SR | Lutheran North High School | 55.68 | Verified |
| 4 | LOVELACE, Josiah | JR | Affton High School | 51.61 | Verified |
| 5 | LAWLER, Andrew | FR | Oakville High School | 55.50 | Unverified: |
| 6 | REEDUS, Eric | SR | Lutheran North High School | 56.00 | Verified |
| 7 | ALTENBERND, JOSEPH | SR | Oakville High School | 56.76 | Verified |
| 8 | WOEHL, ANTHONY | SO | Oakville High School | 57.00 | Verified |