| Serie 1 |
| Esteban Ignacio Andres Jara Miranda | Fundación Julián Ocampo | 1 | 11.94 | 7 q |
| Pablo Bellolio García | Trebulco School | 4 | 12.39 | |
| Francisco Alberto Molina Reyes | Almenar de Pirque | 5 | 13.15 | |
| Felipe Garrao Pérez | Padre Hurtado | 7 | 14.31 | |
| Richard Plaza Lagos | Dinabec College | 2 | | |
| Martin Alfonso Santana Gelvez | Liceo Bicentenario Polivalente San Nicolás | 3 | | |
| Bemjamin Elias Soto Zuñiga | Saint Maurice’s | 6 | | |
| Ignacio Lara Yanine | Alemán de Chillán | 8 | | |
| Serie 2 |
| Joaquin Navarrete Grez | Concepción de Chillán | 6 | 11.65 | 2 q |
| Domingo Cortinez Martinez | San José de Chicureo | 5 | 11.88 | 6 q |
| Carlos Titze Chimentti | Trebulco School | 4 | 11.98 | 8 q |
| Nicolas Fernandez Rioseco | San Alfonso de El Boldo | 1 | 12.69 | |
| Clemente Valenzuela Ugarte | Padre Hurtado | 7 | 12.95 | |
| Alvaro Felipe Opazo Avila | Liceo Bicentenario Polivalente San Nicolás | 3 | 13.11 | |
| Vicente Fuentes Burgos | Dinabec College | 2 | | |
| Jorge Tomás Macchiavello Salvo | Alemán de Chillán | 8 | | |
| Serie 3 |
| Nicolas Daudet Escobar | San Ignacio El Bosque | 8 | 11.36 | 1 q |
| Matias Ignacio Gonzalez Godoy | Mineduc | 1 | 12.17 | |
| Maximiliano Andres Pinto Perez | Seminario Padre Hurtado de Chillán | 3 | 12.17 | |
| Javier Alberto Quijada Concha | Liceo Bicentenario Polivalente San Nicolás | 4 | 12.60 | |
| Martin Cortes Bosman | Padre Hurtado | 7 | 12.60 | |
| Nicolás Alexander Schacht Koppenberger | Trebulco School | 2 | 12.90 | |
| Agustín Alberto Schmidt Rojo | Saint James School | 6 | 13.10 | |
| Maximiliano Bosler Quintas | San José de Chicureo | 5 | 13.79 | |
| Serie 4 |
| Agustin Ignacio Onetto Gonzalez | Saint James School | 7 | 11.72 | 4 q |
| Agustin Balmaceda Heitmann | San José de Chicureo | 2 | 11.83 | 5 q |
| Juan Andres Concha Pinto | San Ignacio El Bosque | 4 | 12.32 | |
| Benjamín Sebastián Osses López | Nueva Esperanza - Yungay | 8 | 12.92 | |
| Diego Omar Miranda Leviñanco | Mineduc | 1 | 13.86 | |
| Ka-Ming Chen Li | Seminario Padre Hurtado de Chillán | 3 | | |
| Mateo Angel Ochoa | Saint Maurice’s | 5 | | |
| Benjamin Luciano Vergara Pizarro | SSCC Concepción | 6 | | |
| Serie 5 |
| Miguel Angel Mancilla Carrasco | Nueva Esperanza - Yungay | 2 | 11.65 | 3 q |
| Ignacio Manieu Mantelli | San Ignacio El Bosque | 4 | 12.01 | |
| Bruno Alejandro Adams Jeldes | SSCC Concepción | 6 | 12.59 | |
| Juan Jose Maulen Gómez | Saint James School | 8 | 12.60 | |
| Alexander Ignacio Benavides Cataldo | Saint Maurice’s | 3 | | |
| Benjamin Marquez Cruces | San Mateo - Osorno | 5 | | |
| Pedro Felipe San Juan Zúñiga | Alemán de Chillán | 7 | | |