| Atleta | Colegio | Pista | Resultado | Lugar |
|---|---|---|---|---|
| Serie 1 V.V. +1.8 | ||||
| Domingo Ortuzar Bernales | San Anselmo | 5 | 11.23 | 3 q |
| Jose Antonio Vial Fleischmann | Cordillera | 3 | 11.70 | 10 |
| Andres Paul Rios | Tabancura | 2 | 11.82 | 12 |
| Agustín José Chávez Zurita | Everest | 7 | 11.96 | 13 |
| Jose Ignacio Ramirez Bresciani | SSCC Manquehue | 6 | 11.96 | 14 |
| Andrés Larraín Doerner | Cumbres | 8 | 12.75 | 17 |
| Matías Schaub Riveaux | Alemán de Santiago | 4 | ||
| Serie 2 V.V. +1.1 | ||||
| Lucas Brahm Escalona | San Anselmo | 2 | 11.26 | 5 q |
| Sebastian Celis Delard | Verbo Divino | 4 | 11.40 | 6 q |
| Borja Errazuriz Vergara | Cordillera | 3 | 11.48 | 8 q |
| Clemente Hevia Valdivieso | Tabancura | 8 | 11.61 | 9 |
| José Ignacio Chomali Castro | Everest | 5 | 11.73 | 11 |
| Manuel Espinoza Quintero | Cumbres | 7 | 12.56 | 16 |
| Camilo Cardona Tapias | SSCC Manquehue | 6 | ||
| Serie 3 V.V. +1.1 | ||||
| Domingo Polette Barreau | San Anselmo | 4 | 11.02 | 1 q |
| Antonio Cerda Brown | Cordillera | 2 | 11.13 | 2 q |
| Franco Solari Forte | SSCC Manquehue | 3 | 11.25 | 4 q |
| Santiago Vial Ruiz Tagle | Tabancura | 6 | 11.45 | 7 q |
| Gerardo García Rivera | Everest | 8 | 12.12 | 15 |
| Ignacio Agramunt Mendoza | Verbo Divino | 5 | ||
| Ignacio Jorrat Hartung | Cumbres | 7 | ||
