| Atleta | Colegio | Pista | Resultado | Lugar |
|---|---|---|---|---|
| Serie 1 | ||||
| Alonso Guzman Tondreau | Saint George's College | 6 | 11.33 | 1 q |
| Pablo Mackenna Zegers | Verbo Divino | 2 | 12.81 | 6 q |
| Pablo Monlezum Vergara | Cordillera | 4 | 12.82 | 7 q |
| Sebastián Vidal Cáraves | San Anselmo | 8 | 13.30 | 14 |
| Tomas Irarrazabal Browne | Tabancura | 5 | 13.32 | 16 |
| Jose Maria Swett Undurraga | San Benito | 7 | 14.00 | 20 |
| Serie 2 | ||||
| Benjamin Ignacio Tejos Florenzano | Everest | 7 | 12.37 | 4 q |
| SebastÃan Aravena Calderón | San Anselmo | 1 | 12.71 | 5 q |
| Lucas Moreno Tagle | Verbo Divino | 3 | 12.92 | 9 |
| Sebastián Pizarro Bengolea | Cordillera | 8 | 13.31 | 15 |
| Samuel Guevara Del Sante | San Benito | 5 | 13.78 | 18 |
| Gabriel Figueroa Azocar | SSCC Alameda | 2 | 14.82 | 21 |
| Serie 3 | ||||
| Martin Astaburuaga Coddou | Verbo Divino | 7 | 11.75 | 2 q |
| Melchor Gregorio Silva-Paredes Antúnez | San Ignacio El Bosque | 3 | 12.91 | 8 q |
| Vicente Bianchi Sanhueza | Alemán de Santiago | 2 | 12.95 | 11 |
| Luis Lagomarsino Sandoya | San Francisco de AsÃs | 4 | 12.97 | 12 |
| Alejandro Eyzaguirre Ugarte | Tabancura | 1 | 13.14 | 13 |
| BenjamÃn Correa Tocornal | Cumbres | 8 | 13.99 | 19 |
| Serie 4 | ||||
| Santiago Barberis Aliaga | Saint George's College | 6 | 12.30 | 3 q |
| Juan Hurtado Cetty | Cordillera | 8 | 12.94 | 10 |
| Borja Correa Correa | Tabancura | 2 | 13.57 | 17 |
| Gustavo Adolfo Ochoa Morales | SSCC Alameda | 1 | 18.81 | 22 |
