| Serie 1 |
| Nicolás Ignacio Andres Espinoza Gomez | Liceo Público Luis González Vásquez | 8 | 10.97 | 3 q |
| Cristopher Olivares Millanao | Juan Seguel - Freire | 5 | 11.99 | 16 |
| Agustin Alonso Ruiz Viveros | Eduardo Frei Montalva - Perquenco | 1 | 12.68 | 19 |
| Damian Miranda Moraga | Colegio José Abelardo Núñez | 2 | 12.81 | 21 |
| Matias Joaquin Carmona Fulgeri | Alemán de Temuco | 3 | 13.12 | 22 |
| Yostin Cheuquel Muñoz | Escuela N°6 Lautaro | 7 | 13.64 | 25 |
| Francisco Quintana Parra | Greenhouse School | 6 | 15.37 | 28 |
| Benito Gutierrez Irribarren | Alemán de Villarrica | 4 | DNF | |
| Serie 2 |
| Lucas Sandoval Reyes | Greenhouse School | 2 | 11.06 | 4 q |
| Cristopher Osses Sepúlveda | Juan Seguel - Freire | 5 | 11.60 | 10 |
| Miguel Angel Gonzalez Fuentes | Alemán de Villarrica | 4 | 11.63 | 11 |
| Alberto Andrés Hoffmann Rodrigues | Alemán de Villarrica | 7 | 11.83 | 14 |
| Matias Alejandro Maraboli Paz | Eduardo Frei Montalva - Perquenco | 1 | 11.95 | 15 |
| Fernando Vilches Aichele | Greenhouse School | 3 | 12.73 | 20 |
| Javier Matias Melo Valenzuela | Alemán de Temuco | 6 | DNS | |
| Cristian Peña Baeza | Escuela N°6 Lautaro | 8 | DNS | |
| Serie 3 |
| Amaro Leon Garcia Guevara | San Bernardo - Padre Las Casas | 4 | 11.12 | 5 q |
| Agustin Alberto Cartes Ruiz | Alemán de Villarrica | 7 | 11.40 | 8 q |
| Demis Sebastián Álvarez Astudillo | José Giordano | 3 | 11.53 | 9 |
| Ariel Emilio Ritsch Aliaga | Alemán de Villarrica | 8 | 13.19 | 23 |
| Simon Schneeberger Maraboli | Alemán de Temuco | 6 | 13.50 | 24 |
| Mateo Neculhueque Avila | Greenhouse School | 5 | 15.90 | 29 |
| Matias Anders Puschel | Juan Pablo II - Gorbea | 2 | DNS | |
| Serie 4 |
| Joaquin Villagran Jeldrez | Colegio José Abelardo Núñez | 5 | 9.92 | 1 q |
| Felipe Alonso Morales Meza | Centenario de Temuco | 6 | 10.51 | 2 q |
| Joaquin Sebastian Oyarzun Nahuelhuaique | Pumahue - Temuco | 2 | 12.13 | 17 |
| Matias Pedro Ignacio Atalah Delgado | Alemán de Villarrica | 4 | 12.65 | 18 |
| Maximiliano Pino Arriagada | Juan Pablo II - Gorbea | 8 | 13.91 | 26 |
| Benito Guzmán Undurraga | Alemán de Villarrica | 3 | DNS | |
| José Ulloa Schneeberger | Greenhouse School | 7 | DNS | |
| Serie 5 |
| Martin Quintana Parra | Greenhouse School | 6 | 11.14 | 6 q |
| Cristóbal Renato Bustos Schafer | George Chaytor | 2 | 11.28 | 7 q |
| Juan Domingo Rosas Muñoz | Bautista - Temuco | 3 | 11.63 | 12 |
| Lucas Romero Troncoso | Colegio José Abelardo Núñez | 4 | 11.63 | 13 |
| Agustin Romero Neira | Juan Pablo II - Gorbea | 5 | 14.26 | 27 |
| Pedro Guildemesiter Lui | Alemán de Villarrica | 7 | DNS | |
| Guillermo Adolfo Soto Aguiiar | Escuela N°6 Lautaro | 8 | DNS | |
