| Atleta | Colegio | Pista | Resultado | Lugar |
|---|---|---|---|---|
| Serie 1 | ||||
| Martin Alzérreca Duarte | San Ignacio El Bosque | 5 | 10.18 | 1 q |
| Diego Gerlach DÃaz | Alemán de Santiago | 6 | 10.42 | 4 q |
| Domingo Rios Barros | San Anselmo | 4 | 10.51 | 7 |
| Patricio Busquet Llona | San Benito | 3 | 10.85 | 12 |
| Tomas Decombe Izquierdo | Monte Tabor | 2 | 12.10 | 25 |
| Serie 2 | ||||
| Diego RamÃrez Briceño | Alemán de Santiago | 2 | 10.47 | 6 q |
| Cristóbal Peirano Deck | Monte Tabor | 4 | 10.98 | 14 |
| Kai Jenschke Jordan | San Benito | 5 | 10.99 | 15 |
| Benjamin Diaz Latrach | The Mayflower School | 3 | 11.60 | 21 |
| Martin Cortes Bosman | Padre Hurtado | 6 | 11.77 | 22 |
| Serie 3 | ||||
| José Pedro Labbé Köhler | San Benito | 4 | 10.52 | 8 |
| Gustavo Colossi Beytia | Everest | 6 | 11.41 | 19 |
| Cristobal RodrÃguez Bórquez | San Francisco de AsÃs | 2 | 11.45 | 20 |
| Clemente Valenzuela Ugarte | Padre Hurtado | 5 | 12.23 | 26 |
| Agustin Mandiola Diaz | The Mayflower School | 3 | ||
| Serie 4 | ||||
| Máximo Swett Matte | Everest | 5 | 10.40 | 3 q |
| Benjamin Araya Fuentes | Padre Hurtado | 3 | 10.44 | 5 q |
| Cristian Alberto Gonzalez Jara | San Francisco de AsÃs | 4 | 10.70 | 11 |
| Lukas Vallejos Kohnenkamp | The Mayflower School | 2 | 11.24 | 16 |
| Nicolai Stambuk Guzman | San Anselmo | 6 | ||
| Serie 5 | ||||
| JoaquÃn Donoso Faundez | Everest | 5 | 10.36 | 2 q |
| Gabriel Fuentes Montes | San Ignacio El Bosque | 3 | 10.66 | 9 |
| Clemente Jose Varas Fuenzalida | San Anselmo | 4 | 11.37 | 18 |
| Benjamin Ruiz-tagle Edwards | Cordillera | 2 | 11.90 | 23 |
| Serie 6 | ||||
| Juan Manuel Jasmen Espinoza | Cordillera | 3 | 10.69 | 10 |
| AgustÃn Urizar Arenas | San Ignacio El Bosque | 4 | 10.92 | 13 |
| Felipe Kouyoumdjian Valdivieso | Cordillera | 2 | 11.24 | 17 |
| Carlos Urzua Aristia | Monte Tabor | 5 | 11.92 | 24 |