| Atleta | Colegio | Pista | Resultado | Lugar |
|---|---|---|---|---|
| Final | ||||
| Santiago Loayza Diaz | Trebulco School | 4 | 11.85 | 1 |
| Santiago Cabargas Rengifo | Craighouse School | 5 | 11.95 | 2 |
| Pedro Pichara Haddad | Craighouse School | 3 | 11.96 | 3 |
| Mauricio Alberto Montoya Vilches | Saint John's School - Concepción | 6 | 12.25 | 4 |
| Gaspar Montes Rencoret | Santiago College | 8 | 12.41 | 5 |
| Matías Silva Carrasco | Saint Gabriel's School | 7 | 12.45 | 6 |
| Benjamín Mateo Reitze Simian | The Mackay School | 2 | 12.49 | 7 |
| Gerónimo Ramirez Vivado | Bradford School | 1 | 12.75 | 8 |
