| Serie 1 |
| Joel Joshue Vallejos Alvarado | Liceo Técnico Profesional - Copiapo | 2 | 14.39 | 3 q |
| Domingo Rios Barros | San Anselmo | 4 | 14.75 | 7 q |
| Andrés Molina Serrano | Trebulco School | 6 | 14.91 | 9 |
| Cristobal Ignacio Chacon Galaz | Instituto Alonso de Ercilla | 8 | 15.33 | 12 |
| Eduardo Rodas Alfaro | Saint George's College | 5 | 16.57 | 17 |
| Bastian Canales Valenzuela | San Jorge - Talca | 1 | | |
| Luis Santiago Mella Ibaceta | Internado Nacional Barros Arana | 3 | | |
| Santiago Andres Salinas Cabrera | Padre Hurtado y Juanita de los Andes | 7 | | |
| Serie 2 |
| Matias Fernandez De-Casacuberta | Redland School | 7 | 14.21 | 1 q |
| Felipe Cortina Capkovic | Padre Hurtado y Juanita de los Andes | 8 | 15.38 | 13 |
| Gustavo Ríos A | San Anselmo | 1 | 15.66 | 14 |
| Clemente Atria Fuentes | San Ignacio El Bosque | 6 | 15.89 | 15 |
| Javier Benjamin Ratto Escobar | Instituto Alonso de Ercilla | 2 | 16.55 | 16 |
| Nicolás Jaque Pérez | Mayor - Peñalolen | 5 | 17.91 | 18 |
| Benjamin Matias Aballay Palma | Polivalente Don Orione | 3 | | |
| Maximiliano Rosmanich Bravo | Verbo Divino | 4 | | |
| Serie 3 |
| Abraham Alexander Vega Stamm | Alexander Fleming | 2 | 14.22 | 2 q |
| Matías González Romero | Alemán de Santiago | 4 | 14.45 | 4 q |
| Cristóbal Pedro Bernales Magnere | Verbo Divino | 5 | 14.47 | 5 q |
| Sebastian Lopez Capote | Saint George's College | 7 | 14.55 | 6 q |
| Lucas Palacios Nazif | SSCC Manquehue | 1 | 14.77 | 8 q |
| Pedro Irarrazaval Valdes | Tabancura | 8 | 14.95 | 10 |
| Joaquin Mondaca Fellenberg | San Ignacio El Bosque | 3 | 15.21 | 11 |
| José Pedro Widoycovic Herrera | Everest | 6 | | |
