| Serie 1 |
| Jose Tomas Gajardo Gonzalez | Padre Hurtado y Juanita de los Andes | 3 | 13.17 | 9 |
| Juan De Dios Correa Tocornal | Cumbres | 2 | 13.45 | 15 |
| Cristobal Errazuriz Morelli | Verbo Divino | 5 | 13.77 | 17 |
| Agustin Chacon Burmester | Huinganal | 8 | 16.66 | 26 |
| Serie 2 |
| Leon Fuenzalida Urzua | Verbo Divino | 6 | 13.29 | 11 |
| Pedro Ignacio Baeza Fuenzalida | San Viator - Macúl | 2 | 13.31 | 13 |
| Iñaki Sanchez Sartori | Andree English School | 3 | 13.67 | 16 |
| Samuel Grohnert Rendoll | San Benito | 7 | 14.25 | 20 |
| Gustavo Mallea Rocha | SSCC Alameda | 4 | 15.25 | 25 |
| Sebastian Rafael Quezada Briceño | Instituto Alonso de Ercilla | 5 | DNF | 30 |
| Serie 3 |
| Santiago Guzmán Díaz | Saint George's College | 2 | 12.88 | 6 q |
| Roberto Vergara Chomon | Cordillera | 3 | 13.30 | 12 |
| Benjamín Ignacio Nazer Ramos | Instituto Alonso de Ercilla | 6 | 14.12 | 18 |
| Julian Urbina Maldonado | Instituto Chacabuco | 4 | 14.87 | 23 |
| Dariel Patric Maldonado Palma | Escuela Canciller Orlando Letelier | 5 | 18.22 | 28 |
| Serie 4 |
| Max Prieto Mujica | Tabancura | 7 | 12.51 | 3 q |
| Diego Cubas Mardon | Cordillera | 4 | 12.90 | 7 q |
| Ignacio Germán Jensen Correa | Saint George's College | 2 | 13.08 | 8 q |
| Alonso Coloma Hurtado | Mayor - Peñalolen | 3 | 13.37 | 14 |
| Santiago Tomás Tessaro Poblete | Instituto Alonso de Ercilla | 5 | 14.44 | 21 |
| Sebastián Solis Recabarren | San Ignacio El Bosque | 8 | 15.22 | 24 |
| Serie 5 |
| Maximiliano Matta Schilling | Saint George's College | 2 | 12.13 | 1 q |
| Tomas Irarrazabal Browne | Tabancura | 3 | 12.16 | 2 q |
| Tomas Romero Rodriguez | Cordillera | 4 | 12.79 | 5 q |
| Cristobal Castro Urzua | Mayor - Peñalolen | 6 | 14.13 | 19 |
| Clemente Casiano Rodriguez Recabarren | San Isidro | 8 | 17.82 | 27 |
| Maximiliano Antoni Rios Vega | Escuela Claudio Arrau León | 5 | 18.63 | 29 |
| Serie 6 |
| Borja Correa Correa | Tabancura | 5 | 12.63 | 4 q |
| Clemente Lecaros Omeñaca | Huinganal | 8 | 13.23 | 10 |
| Leon Santander Perello | Mayor - Peñalolen | 4 | 14.57 | 22 |
