| Atleta | Colegio | Pista | Resultado | Lugar |
|---|---|---|---|---|
| Serie 1 | ||||
| Santiago Alonso Cornejo Jorquera | Liceo José Victorino Lastarria | 7 | 8.89 | 2 q |
| Sebastian Jara Polanco | Universidad Católica | 6 | 9.01 (9.0100) | 4 q |
| Oscar Leonardo Yevenes Quilaqueo | Atlético Manuel Larraín | 8 | 9.13 | 7 q |
| Lorenzo Valdés Iszczuk | Manquehue | 2 | 9.60 | 12 |
| Román Delgado Riquelme | Mayor - Peñalolen | 4 | 9.61 | 13 |
| Darío Espinoza Vásquez | Mayor - Peñalolen | 1 | 10.05 | 18 |
| Milan Alejandro Yung Gallardo | Instituto Hebreo | 3 | DNS | |
| Erwin Robles Gonzalez | The Angel's School | 5 | DNS | |
| Serie 2 | ||||
| Víctor Thomas Ramirez Alegria | Atlético Manuel Larraín | 6 | 9.01 (9.0100) | 5 q |
| Amaro Martinez Acevedo | Universidad Católica | 3 | 9.51 | 9 |
| Sebastian Viñaels Vasquez | Pumahue | 8 | 9.59 | 11 |
| Salvador Valdés Iszczuk | Manquehue | 2 | 9.79 | 14 |
| Gustavo Toro Davis | Mayor - Peñalolen | 5 | 9.87 | 16 |
| Maximiliano Flores Rotter | Manquehue | 4 | 9.96 | 17 |
| Gabriel Joaquín Tapia Fuentes | Estadio Mayor | 7 | 10.14 | 19 |
| Benjamin Sabariego Bok | Instituto Hebreo | 1 | DNS | |
| Serie 3 | ||||
| Lucas Huerta Comparini | Manquehue | 3 | 8.14 | 1 q |
| Renato Cornejo Muñoz | Mayor - Peñalolen | 4 | 8.98 | 3 q |
| Samuel Fuenzalida Torres | Universidad Católica | 6 | 9.10 | 6 q |
| Martin Ludueña Quitral | Atlético Manuel Larraín | 5 | 9.46 | 8 q |
| Renato Lillo Bravo | Mayor - Peñalolen | 2 | 9.54 | 10 |
| Luca Felipe Soler Dowling | Universidad Católica | 1 | 9.84 | 15 |
| Isaac Zylberberg Meirovich | Instituto Hebreo | 7 | DNS | |
