| Atleta | Colegio | Pista | Resultado | Lugar |
|---|---|---|---|---|
| Final | ||||
| Emilio Retamal Guajardo | Trebulco School | 3 | 11.55 | 1 |
| Franco Guissepe Marchini Rudloff | Bradford School | 4 | 11.76 | 2 |
| Mariano Tudela Cabello | Dunalastair - Peñalolén | 6 | 11.83 | 3 |
| Nicolás Valderrama Serra | Craighouse School | 5 | 11.91 | 4 |
| Sei Hernandez Serizawa | Saint Gabriel's School | 7 | 12.21 | 5 |
| Santiago Marin Morra | The Mackay School | 2 | 12.27 | 6 |
| Arturo Ávila Pinto | Craighouse School | 1 | 12.40 | 7 |
| Damian Mingo Colvin | Trebulco School | 8 | 12.42 | 8 |
