| Serie 1 |
| Jonathan Alejandro Cancino Cofre | Nocedal | 6 | 12.48 | 14 |
| Benjamin Andres Hernandez Villaflor | Instituto Nacional General José Miguel Carrera | 7 | 13.26 | 28 |
| Max Wenborne Venegas | Santa Cruz - Chicureo | 5 | 13.49 | 32 |
| Bernado Lima Leiva | Los Ceibos | 1 | 14.45 | 34 |
| Serie 2 |
| Joaquin Alberto Daza Herrada | Liceo Bicentenario - Talagante | 2 | 11.27 | 2 q |
| Julián Adolfo Riveros Tzanis | Los Ceibos | 3 | 12.44 | 13 |
| Joseph Emanuelle Churchill Manquián | Instituto Nacional General José Miguel Carrera | 7 | 12.82 | 19 |
| Kevin Andrés Torres Gómez | Forjadores - Peñaflor | 1 | 12.91 | 21 |
| Martin Callejas Orellana | San Francisco Javier de Huechuraba | 4 | 12.93 | 23 |
| Benjamin Rodriguez Latorre | José Luis Lagrange | 8 | 12.98 | 24 |
| Serie 3 |
| Manuel Gonzalez Mallol | Institución Teresiana | 7 | 11.55 | 4 q |
| Rodrigo Marqíquez Lujan | San Francisco Javier de Huechuraba | 2 | 12.38 | 10 |
| Gabriel Enrique Escalona Ilabaca | Liceo Salesiano Camilo Ortúzar Montt | 1 | 12.51 | 15 |
| Mario Urzua Sanhueza | Particular Politécnico Eyzaguirre | 4 | 12.66 | 17 |
| Gustavo Alonso Montenegro Salinas | Santa Rosa del Sur | 5 | 13.27 | 29 |
| Serie 4 |
| Luis Miguel Gaete Baeza | San Viator - Macúl | 7 | 11.93 | 7 q |
| Benjamin Antonio Acuña Fogliatti | Nuestra Señora del Camino | 3 | 12.43 | 12 |
| Sebastian Lopez Capote | Saint George's College | 1 | 12.52 | 16 |
| Jose Francisco Rossi Magallon | Carampangue | 6 | 12.67 | 18 |
| Franco Chiminelli Chambard | San Francisco Javier de Huechuraba | 3 | 12.99 | 25 |
| Jose Ignacio Pastenes Canales | Francisco Encina | 2 | 13.37 | 30 |
| Diego Zuñiga Gonzalez | Particular Politécnico Eyzaguirre | 5 | 13.81 | 33 |
| Serie 5 |
| Antonio Pereira Vasquez | Saint George's College | 4 | 11.23 | 1 q |
| Clemente Ruiz Bianchini | Cumbres | 5 | 11.80 | 5 q |
| Cristobal Vázquez Salazar | Carampangue | 3 | 12.07 | 8 q |
| Angelo Perrotta Massú | Carampangue | 1 | 12.38 | 11 |
| Emilio Figueroa Nicolai | Cumbres | 2 | 12.86 | 20 |
| Lucas Diaz Hernandez | The Greenland School | 8 | 13.03 | 26 |
| Amaru Garcia Lopez | Nuestra Señora del Camino | 5 | 13.20 | 27 |
| Serie 6 |
| Tomás Irarrázaval Varela | Cumbres | 4 | 11.30 | 3 q |
| Bruno Rickenberg Benedetti | The Greenland School | 6 | 11.86 | 6 q |
| Raimundo Astaburuaga Cruz | Monte Tabor | 6 | 12.10 | 9 |
| Martin Merino Silva | SSCC Alameda | 3 | 12.91 | 22 |
| Benjamin Lagos Ortiz | Santa Cruz - Chicureo | 1 | 13.37 | 31 |
