| Atleta | Colegio | Pista | Resultado | Lugar |
|---|---|---|---|---|
| Serie 1 | ||||
| Clemente Swett Undurraga | San Benito | 6 | 9.03 | 4 q |
| Santiago Martinez Echeverria | Tabancura | 3 | 9.11 | 5 q |
| Clemente Avendaño González | SSCC Manquehue | 5 | 9.58 | 12 |
| Lucas Agüero Diaz | Saint George's College | 2 | 9.71 | 16 |
| Benjamin Thomas Pitt Quinton | Tabancura | 4 | 9.85 | 18 |
| Serie 2 | ||||
| Francisco Sepulveda Tagle | San Benito | 4 | 8.85 | 2 q |
| Sergio Contardo Rioja | SSCC Manquehue | 6 | 9.26 | 7 |
| Raimundo Araya Fuentes | SSCC Manquehue | 3 | 9.54 | 11 |
| Alvaro Alliende Ronco | Tabancura | 2 | 9.61 | 14 |
| Sebastian Pizarro Pacheco | Saint George's College | 5 | DNS | |
| Serie 3 | ||||
| Raymundo Cherit Salvo | Saint George's College | 6 | 8.86 | 3 q |
| Lucas Figueroa Tornero | San Benito | 2 | 9.41 | 8 |
| Andrés Sjogren Aburto | San Benito | 5 | 9.52 | 10 |
| Joaquin Claro Garcia | Tabancura | 4 | 9.60 | 13 |
| Felipe Undurraga San Martín | SSCC Manquehue | 3 | DNS | |
| Serie 4 | ||||
| Iñigo De Urruticoechea Theiler | Tabancura | 3 | 8.67 | 1 q |
| Andrés Varas Miranda | SSCC Manquehue | 5 | 9.19 | 6 q |
| Andrés Cuadrado De La Sotta | San Benito | 6 | 9.50 | 9 |
| Camilo Page Preece | Saint George's College | 2 | 9.68 | 15 |
| Matías Del Río Rojo | Saint George's College | 4 | 9.73 | 17 |
