| Pl | Athlete / entry | Gr | School / team | Mark |
|---|---|---|---|---|
| 1 | Blake BeckerPlace 1 · Grade 10 · Van Meter | 10 | Van Meter | 1:00.98a |
| 2 | Morgun NoltePlace 2 · Grade 11 · ACGC | 11 | ACGC | 1:03.26a |
| 3 | Alec LovelyPlace 3 · Treynor | — | Treynor | 1:03.31a |
| 4 | Calvin FieldsPlace 4 · Grade 11 · Greene County | 11 | Greene County | 1:03.71a |
| 5 | Jaxon BickfordPlace 5 · Van Meter | — | Van Meter | 1:03.73a |
| 6 | Colton LindsayPlace 6 · Grade 11 · West Central Valley Stuart | 11 | West Central Valley Stuart | 1:05.08a |
| 7 | Michael AdkissonPlace 7 · Grade 12 · Mount Ayr | 12 | Mount Ayr | 1:05.13a |
| 8 | Konner KellerPlace 8 · Earlham | — | Earlham | 1:06.41a |
| 9 | Carson WineyPlace 9 · Grade 11 · Earlham | 11 | Earlham | 1:06.67a |
| 10 | Angel MartinezPlace 10 · Grade 12 · ACGC | 12 | ACGC | 1:08.30a |
| 11 | Ben VonnahamePlace 11 · Interstate 35 Truro | — | Interstate 35 Truro | 1:11.43a |
| 12 | Jaxson ForrestPlace 12 · Interstate 35 Truro | — | Interstate 35 Truro | 1:14.59a |
| 13 | Alex AleffPlace 13 · Grade 10 · Wayne Corydon | 10 | Wayne Corydon | 1:14.93a |