| Lane | Athlete | Yr. | Team | Seed |
|---|---|---|---|---|
| 3 | LEE, Mason | 9 | Ladue Horton Watkins High School | NT |
| 4 | PINEX, Jeremiah | SO | Ladue Horton Watkins High School | NT |
| 5 | HAWTHORNE, David | JR | Ladue Horton Watkins High School | NT |
| Lane | Athlete | Yr. | Team | Seed |
|---|---|---|---|---|
| 2 | NICHOLS, Joshua | FR | Parkway North High School | NT |
| 3 | NGUYEN, Trung | JR | Mehlville High School | 57.08 |
| 4 | HOWARD, Lawrence | FR | Liberty (Wentzville) High School | 55.51 |
| 5 | MASEK, JACOB | SR | Eureka High School | 55.87 |
| 6 | HODGES, Jacob | FR | Rolla High School | 59.32 |
| 7 | STROHMEYER, Lucas | JR | St. Louis University High School | NT |
| Lane | Athlete | Yr. | Team | Seed |
|---|---|---|---|---|
| 1 | MCPETERS, Ty'reek | SO | Lafayette (Wildwood) High School | 52.91 |
| 2 | HARDY, Maxwell | JR | Mehlville High School | 51.55 |
| 3 | HALL, Jackson | FR | Parkway West High School | 51.00 |
| 4 | SCHLUETER, Cameron | SO | St. Louis University High School | 50.75 |
| 5 | HARRIS, Owen | FR | Rolla High School | 50.79 |
| 6 | LUBOW, Dylan | JR | Webster Groves High School | 51.07 |
| 7 | MOYE, Nehemiah | FR | Parkway West High School | 51.64 |
| 8 | SCHWAB, Hayden | FR | Liberty (Wentzville) High School | 53.70 |
| Lane | Athlete | Yr. | Team | Seed |
|---|---|---|---|---|
| 1 | FILLNER, Benjamin | FR | Liberty (Wentzville) High School | 50.10 |
| 2 | NETTLES, Marquise | FR | Parkway South High School | 49.77 |
| 3 | WASHINGTON, Elijah | FR | Christian Brothers College High | 48.91 |
| 4 | LUDBROOK, Henry | SO | Kirkwood High School | 48.35 |
| 5 | COHEN, Adam | SO | Kirkwood High School | 48.58 |
| 6 | WILLIAMS, Amari | FR | DeSmet Jesuit High School | 49.70 |
| 7 | PENNINGTON, JACK | SO | Eureka High School | 50.00 |
| 8 | HAHN, Daniel | SR | Webster Groves High School | 50.49 |
| Lane | Athlete | Yr. | Team | Seed |
|---|---|---|---|---|
| 1 | PARIKH, Brandon | JR | Webster Groves High School | 46.90 |
| 2 | WATKINS, Luke | SO | Parkway South High School | 46.79 |
| 3 | LANEY, TORRY | SO | Lafayette (Wildwood) High School | 46.66 |
| 4 | KALETKA, Andrew | SO | Mehlville High School | 45.80 |
| 5 | WHITE, JonDavid | SO | Parkway North High School | 46.46 |
| 6 | WOLLAEGER, Leo | SO | Kirkwood High School | 46.79 |
| 7 | BAKER, Jeff | JR | Parkway West High School | 46.89 |
| 8 | HAYES JR, JEFFERY | SO | Lafayette (Wildwood) High School | 47.61 |