Flight 1 of 2
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | STEVENSON, Isaiah | SR | Hazelwood West High School | 17.23m | Verified |
| 2 | DUNN, Jerimiah | SR | Hazelwood Central High School | 17.61m | Verified |
| 3 | GREENE, Adam | SO | Ladue Horton Watkins High School | 23.37m | Verified |
| 4 | RANDALL, Caleb | JR | John Burroughs High School | 24.74m | Verified |
| 5 | ORF, William | JR | Francis Howell Central High Scho | 24.74m | Verified |
| 6 | FAWCETT, Edward | SO | Francis Howell Central High Scho | 25.36m | Verified |
| 7 | STEVENSON, Zachary | SR | St. Louis University High School | 26.01m | Verified |
Flight 2 of 2
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | LASHLEY, Aaron | JR | Francis Howell North High School | 30.87m | Verified |
| 2 | PATRITTI, Michael | SR | St. Louis University High School | 32.28m | Verified |
| 3 | PHILLIPS, Michael | 9 | DeSmet Jesuit High School | 35.23m | Verified |
| 4 | GIETL, Jack | SR | Pattonville High School | 36.47m | Verified |
| 5 | TATE, Sherodd | SO | DeSmet Jesuit High School | 37.96m | Verified |
| 6 | CLAYBORN, Cameron | 9 | Hazelwood Central High School | 38.33m | Verified |
| 7 | PITTMAN, Christian | SR | John Burroughs High School | 46.41m | Verified |
| 8 | OKELLO, Aaron | SR | Francis Howell North High School | 46.92m | Verified |
