| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | ALLBRIGHT, Alexander | 9 | Affton High School | NM | Unverified: |
| 2 | VACCARO, Noah | JR | Affton High School | 7.77m | Verified |
| 3 | NIKSIC, Adem | SR | Affton High School | 7.89m | Verified |
| 4 | O'BRIEN, Thomas | SO | Clayton High School | NM | Unverified: |
| 5 | ROLAND LADSON, Teko | SO | Clayton High School | NM | Unverified: |
| 6 | WOHL, Owen | SO | Clayton High School | 8.93m | Verified |
| 7 | SIEJNA, William | JR | St. Ignatius College Prep High S | 10.07m | Verified |
| 8 | HALEAS, Chris | SR | St. Ignatius College Prep High S | 8.86m | Verified |
| 9 | MURRAY, Drew | JR | St. Ignatius College Prep High S | NM | Unverified: |
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | NEEDHAM, Magnus | 9 | Principia High School | 8.62m | Verified |
| 2 | SIDAMBA, Michael | 9 | Principia High School | 7.53m | Verified |
| 3 | DANNULL, Carter | 9 | Principia High School | 7.22m | Verified |
| 4 | WARD, Isaac | SO | St. Louis Blue Knights | 7.28m | Verified |
| 5 | NOTZ, Jordan | SR | St. Louis Blue Knights | 10.07m | Verified |
| 6 | THOMAS, Joshua | SR | St. Louis Blue Knights | 7.78m | Verified |
| 7 | REDING, Anthony | JR | Fox High School | 10.22m | Verified |
| 8 | BREWER, Hudson | 9 | Fox High School | 10.30m | Verified |
| 9 | WATERS, Jacob | SR | Fox High School | 13.10m | Verified |
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | DOBSON, Bryson | SR | Russellville High School | 8.44m | Verified |
| 2 | BROWN, Ryan | 9 | Russellville High School | 10.83m | Verified |
| 3 | SHANNON, Kaden | SR | Russellville High School | 12.82m | Verified |
| 4 | MCCOY, James | 9 | Lutheran South High School | 11.13m | Verified |
| 5 | DEELE, Nwilubabari | JR | Lutheran South High School | 10.72m | Verified |
| 6 | EICHELBERGER, Brian | JR | Lutheran South High School | 13.48m | Verified |
| 7 | BOYD, Asad | JR | North County Christian | NM | Unverified: |
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | SCHUCKMAN, Nathan | JR | MICDS | 13.35m | Verified |
| 2 | ALLGEYER, Lucas | SR | MICDS | 13.02m | Verified |
| 3 | RODGERS, Devyn | JR | MICDS | 11.74m | Verified |
| 4 | MERRITT, Caleb | SR | John Burroughs High School | 12.31m | Verified |
| 5 | RANDALL, Caleb | SR | John Burroughs High School | 8.95m | Verified |
| 6 | MILEY, Patrick | SO | Whitfield High School | 12.80m | Verified |
