| Atleta | Colegio | Pista | Resultado | Lugar |
|---|---|---|---|---|
| Serie 1 | ||||
| Raymundo Cherit Salvo | Saint George's College | 7 | 10.10 | 2 q |
| Vicente Vetterlein Hayler | Verbo Divino | 4 | 10.51 | 4 q |
| Santiago Martinez Echeverria | Tabancura | 8 | 10.99 | 7 q |
| Alfonso Villaseca Quijarro | Cordillera | 2 | 11.16 | 9 |
| Diego Devescovi Vargas | Huinganal | 3 | 11.36 | 10 |
| Crescente Risopatrón Otaegui | San Anselmo | 6 | 11.37 | 11 |
| Pedro Tomás Rodriguez Martinez | San Ignacio El Bosque | 1 | 11.95 | 16 |
| Raimundo Araya Fuentes | SSCC Manquehue | 5 | 12.03 | 17 |
| Serie 2 | ||||
| Iñigo De Urruticoechea Theiler | Tabancura | 8 | 9.29 (CR) | 1 q |
| Pedro Recordon Rojas | Verbo Divino | 6 | 10.73 | 5 q |
| Agustin Pratt Lara | Cordillera | 4 | 10.78 | 6 q |
| León LarraÃn Márquez | San Anselmo | 1 | 11.05 | 8 q |
| Gonzalo Larrain Izquierdo | Huinganal | 5 | 11.62 | 14 |
| Horacio Zulueta Sauvalle | San Ignacio El Bosque | 3 | 12.72 | 19 |
| José Camus Covarrubias | SSCC Manquehue | 2 | DNS | |
| Martin Saltarini Olivos | Saint George's College | 7 | DNS | |
| Serie 3 | ||||
| Beltrán Franzani Rodriguez | Saint George's College | 4 | 10.28 | 3 q |
| Nicolás Contardo Rioja | SSCC Manquehue | 2 | 11.46 | 12 |
| Jose Pedro Quezada Cortes | Verbo Divino | 6 | 11.50 | 13 |
| Tomas Lihn Gazitua | Cordillera | 3 | 11.70 | 15 |
| Benajamin Ruiz Tagle Aubert | Huinganal | 7 | 12.41 | 18 |
| Lucas Palma Pino | San Ignacio El Bosque | 1 | 12.87 | 20 |
| Borja Orienter Sotomayor | San Anselmo | 5 | 12.97 | 21 |
| Jose Bravo Ducci | Tabancura | 8 | DNS | |
