| Serie 1 |
| Agustín Schulz Hurtado | Maitenes | 7 | 8.46 | 1 q |
| Baltazar Leyton Spagnolli | Scuola Italiana - Vittorio Montiglio | 5 | 8.72 | 2 |
| Santiago Nario Lores | Del Sagrado Corazón - Apoquindo | 8 | 8.74 | 3 |
| Tomas Briones Valck | The Newland School | 6 | 8.77 | 4 |
| Pedro Pablo Silva Muñoz | Saint John's Villa Academy | 4 | 9.96 | 5 |
| Maximo Fernandez Serrano | Santo Domingo | 1 | DNS | |
| José Manuel Infante Schmidt | San Ignacio El Bosque | 2 | DNS | |
| Daniel Morales Aravena | The Angel's School | 3 | DNS | |
| Serie 2 |
| Nicolás Barrientos Cerpa | Saint John's Villa Academy | 7 | 8.30 | 1 q |
| Gabriel Ignacio Avendaño Porres | Maitenes | 4 | 8.62 | 2 q |
| Lucas Haeussler Winter | Tabancura | 2 | 8.64 | 3 q |
| Lucas Undurraga De Tezanos Pinto | San Francisco de Asís | 3 | 8.87 | 4 |
| Franco Osorio Scianca | Scuola Italiana - Vittorio Montiglio | 5 | 8.89 | 5 |
| Martin Ignacio Rodriguez Cerda | Internacional SEK | 1 | 9.14 | 6 |
| Sebastian Buck Vivallos | Kimen Montessori | 8 | 9.15 | 7 |
| Tomas Schulz Cordero | The Newland School | 6 | DNS | |
| Serie 3 |
| Salvador Covarrubias Undurraga | San Francisco de Asís | 8 | 8.94 | 1 |
| Arturo Aresti Flischman | Monte Tabor | 7 | 9.23 | 2 |
| Martin Frei Nun | Alianza Francesa | 4 | 9.28 | 3 |
| Leon Campos Figueroa | San Francisco Javier de Huechuraba | 2 | 9.33 | 4 |
| Matías Holscher Castillo | The Newland School | 1 | DNS | |
| Arturo Jara Mendez | Tabancura | 3 | DNS | |
| Raul Salvador Avendaño Sepulveda | Kimen Montessori | 5 | DNS | |
| Ignacio Barrera Pau | Epullay Montessori | 6 | DNS | |
| Serie 4 |
| Agustín Marré Irarrázabal | San Francisco de Asís | 1 | 8.38 | 1 q |
| Jose Bravo Ducci | Tabancura | 6 | 8.43 | 2 q |
| Clemente Aguirre Gonzalez | Epullay Montessori | 2 | 8.98 | 3 |
| Luciano Pasten Fuentes | San Francisco Javier de Huechuraba | 4 | 11.11 | 4 |
| Jose Zambrano Farias | De Santa María - El Monte | 3 | DNS | |
| Juan Vives Avilés | Monte Tabor | 5 | DNS | |
| Arturo Garcia Kuncar | Alianza Francesa | 7 | DNS | |
| Diego Alejandro Bórquez Gabler | Mariano de Schoenstatt | 8 | DNS | |
| Serie 5 |
| Ignacio Tamargo Lecourant | Las Condes | 5 | 8.79 | 1 |
| Martín Parra Silva | Mariano de Schoenstatt | 8 | 8.95 | 2 |
| Gabriel Coulon Yañez | Alianza Francesa | 7 | 8.99 | 3 |
| Martín Arancibia Quinceno | San Francisco Javier de Huechuraba | 3 | 9.17 | 4 |
| Samuel Morales Biehler | Epullay Montessori | 4 | 9.45 | 5 |
| Pedro Mujica Anguita | Monte Tabor | 2 | DNS | |
| Rafael Arenas Larrondo | Instituto Chacabuco | 6 | DNS | |
| Serie 6 |
| Raimundo Macias Fernandez | Nuestra Señora del Camino | 6 | 8.45 | 1 q |
| Benjamin Andrés Vásquez González | Mariano de Schoenstatt | 3 | 8.68 | 2 q |
| Agustin Pino Quilapan | Terra Austral Oeste | 2 | 8.69 | 3 |
| Agustín Fernandez Serrano | Santo Domingo | 4 | 8.75 | 4 |
| Lucas Palma Pino | San Ignacio El Bosque | 7 | 8.93 | 5 |
| León Marquez Silva | Del Sagrado Corazón - Apoquindo | 8 | 8.96 | 6 |
| Leonidas Rodriguez Guerra | Instituto Chacabuco | 5 | 10.56 | 7 |
| Serie 7 |
| Pedro Tomás Rodriguez Martinez | San Ignacio El Bosque | 4 | 8.71 | 1 |
| Cristóbal Alvarez Suarez | Maitenes | 7 | 9.10 | 2 |
| Rodrigo Flores Gomez | Santo Domingo | 3 | 9.12 | 3 |
| Emilio Caro Martinez | The Angel's School | 8 | 9.35 | 4 |
| Cristian Anriquez Alegría | Scuola Italiana - Vittorio Montiglio | 2 | 9.42 | 5 |
| Manuel Banfi Torres | Del Sagrado Corazón - Apoquindo | 5 | 9.74 | 6 |
| Lucas Lacoste Venegas | Saint John's Villa Academy | 6 | 9.90 | 7 |
