Section 1 of 3
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | HUTT, Quincy | JR | Louisiana High School | NT | Unverified: |
| 2 | BREWER, Trenton | SO | Louisiana High School | NT | Unverified: |
| 3 | HAYDEN, Richard | 9 | Van-Far High School | 1:12.87 | Verified |
| 4 | WEVER, Michael | SO | Missouri Military Academy | NT | Unverified: |
| 5 | HEARN, Colton | JR | Bowling Green High School | NT | Unverified: |
Section 2 of 3
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | REZBA, Deacon | SO | Louisiana High School | 1:03.15 | Verified |
| 2 | KLIEWER, John | SO | Van-Far High School | 1:00.83 | Verified |
| 3 | GEISS, Jordan | SO | Winfield High School | 58.59 | Verified |
| 4 | SALINAS, Victor | SR | Missouri Military Academy | 59.34 | Verified |
| 5 | WITT, Stephen | JR | Winfield High School | 1:03.02 | Verified |
| 6 | SHEPHERD, Austin | SO | Mark Twain High School | 1:08.46 | Verified |
Section 3 of 3
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | BEVERIDO, Alejandro | 9 | Missouri Military Academy | 56.60 | Verified |
| 2 | GAMM, Brandon | SO | Bowling Green High School | 56.13 | Verified |
| 3 | MALLETT, Drew | JR | Highland High School | 52.29 | Verified |
| 4 | MCLEOD, Lukas | SO | Mark Twain High School | 54.13 | Verified |
| 5 | SAMS, Collin | 9 | Winfield High School | 56.21 | Verified |
| 6 | LAKE, Chase | JR | Mark Twain High School | 57.70 | Verified |
