| Atleta | Colegio | Pista | Resultado | Lugar |
|---|---|---|---|---|
| Serie 1 | ||||
| Felipe Fleishmann Hassenberg | Monte Tabor | 1 | 7.80 | 4 q |
| Julio Bertrandt Velasco | SSCC Manquehue | 5 | 7.83 | 5 q |
| Santiago Cuvi Gazmuri | San Benito | 3 | 8.10 | 7 q |
| Vicente Vargas Diaz | Everest | 4 | 8.17 | 9 q |
| Clemente Eyzaguirre Meyer | Highlands | 2 | 8.96 | 18 |
| Serie 2 | ||||
| Felipe Illanes Alvarez | Everest | 1 | 8.19 | 10 q |
| Martin Cisterna Goma | Highlands | 2 | 8.65 | 14 |
| Alfonso Acuña Mackay | Highlands | 5 | 8.68 | 16 |
| Nicolás Morales Ugarte | Monte Tabor | 3 | 8.90 | 17 |
| Nicolás Lewin Pacheco | San Benito | 4 | DNS | |
| Serie 3 | ||||
| Tomas Leon Valenzuela | SSCC Manquehue | 2 | 7.67 | 1 q |
| Sven Robert Jenschke Jordan | San Benito | 3 | 7.75 | 2 q |
| Vicente Letelier Greene | Monte Tabor | 5 | 8.32 | 11 |
| Francisco Aravena Avilés | Everest | 1 | 8.51 | 12 |
| Tarek Chahuan Beckdorf | SSCC Manquehue | 4 | 9.20 | 19 |
| Serie 4 | ||||
| Iñigo Palacios Nazif | SSCC Manquehue | 2 | 7.75 | 3 q |
| Pablo Duque Rodríguez | Everest | 5 | 7.98 | 6 q |
| Tomás Mellafe Moletto | San Benito | 1 | 8.10 | 8 q |
| Cristobal Gallegos Gamez | Highlands | 4 | 8.60 | 13 |
| Francisco Riquelme Vizcaya | Monte Tabor | 3 | 8.67 | 15 |
