| Serie 1 |
| Pedro Irarrazaval Valdes | Tabancura | 5 | 12.32 | 1 q |
| Sebastian Lopez Capote | Saint George's College | 4 | 12.61 | 2 q |
| Juan Pablo Baeza Calvo | Tabancura | 3 | 13.32 | 3 |
| Felipe Cortina Capkovic | Padre Hurtado y Juanita de los Andes | 8 | 13.56 | 4 |
| Raimundo Piderit Brito | Cordillera | 1 | 14.18 | 5 |
| Matías Leisewitz Muñoz | Cumbres | 6 | 14.44 | 6 |
| Gonzalo Miguel Torres Sierra | SSCC Alameda | 2 | | |
| Santiago Perez Pellegrini | Verbo Divino | 7 | | |
| Serie 2 |
| Matías Valdivia De Baeremaecker | San Isidro | 8 | 12.63 | 1 q |
| Cristobal Ignacio Chacon Galaz | Instituto Alonso de Ercilla | 4 | 12.66 | 2 q |
| Javier Benjamin Ratto Escobar | Instituto Alonso de Ercilla | 5 | 12.96 | 3 |
| Diego Andres Bustamante Bastias | SSCC Alameda | 2 | 14.73 | 4 |
| Nicolai Stambuk Guzman | San Anselmo | 6 | 14.93 | 5 |
| José Dulcic Cruz | Cumbres | 3 | | |
| Lucas Palacios Nazif | SSCC Manquehue | 7 | | |
| Serie 3 |
| Cristóbal Pedro Bernales Magnere | Verbo Divino | 6 | 12.66 | 1 q |
| Pedro Costa Aguirre | Saint George's College | 4 | 12.84 | 2 |
| Jaime Matas Siri | Everest | 3 | 13.17 | 3 |
| Francisco Javier Moya Sepulveda | San Francisco de Asís | 2 | | |
| Clemente Ruiz Bianchini | Cumbres | 5 | | |
| Francisco Caparros Fuentes | SSCC Manquehue | 7 | | |
| Cristian Alberto Gonzalez Jara | San Francisco de Asís | 8 | | |
| Serie 4 |
| Sebastian Ignacio Sotomayor Mestre | San Anselmo | 4 | 12.57 | 1 q |
| Lucas Palacios Undurraga | San Anselmo | 3 | 12.76 | 2 q |
| Matías González Romero | Alemán de Santiago | 5 | 12.83 | 3 q |
| Martín Encina Concha | Verbo Divino | 6 | 13.24 | 4 |
| Maximiliano Barberis Aliaga | Saint George's College | 8 | 13.96 | 5 |
| Felipe Kunstmann Valdivia | Cordillera | 2 | | |
| Nicolas Santiagos Larrain | SSCC Manquehue | 7 | | |
