| Agustín Alonso Alvear Riquelme | Patagonia College - Puerto Montt | | DNS | |
| Alan Rodrigo Briceño Canupi | Escuela Mune Bajo | | DNS | |
| Alonso Emilio Morales Espinoza | Pumahue - Temuco | | DNS | |
| Amaro Alonso Zambrano Jiménez | Alemán de Chillán | | DNS | |
| Atilio Enrique Huillapan Fernandez | Bernardo Felmer Niklitschek - Lanco | | DNS | |
| Serie 1 |
| Agustin Araya Fuentes | SSCC Manquehue | 2 | 11.99 | 7 q |
| Arturo Wetzel Baeza | Instituto Alemán de Osorno | 8 | 12.32 | 15 |
| Amadeo Cerrud Kot | Instituto Alemán de Osorno | 6 | 12.92 | 28 |
| Antonio Undurraga Emhart | Alemán de Temuco | 7 | 12.92 | 29 |
| Agustin Gonzalo Villegas Riquelme | Escuela Rural Champulli | 3 | 13.54 | 36 |
| Agustín Arce Roa | Aliwen - Valdivia | 4 | 13.79 | 39 |
| Alexarder Sobarso Rivas | Santa Cruz - Rio Bueno | 5 | 15.05 | 43 |
| Serie 2 |
| Cristobal Javier Cardenas Guerrero | Osorno College | 3 | 12.11 | 9 |
| Emiliano Ojeda Contreras | Liceo de Hombres Puerto Montt | 7 | 12.17 | 12 |
| Domingo Alberto Soto Newmann | Osorno College | 6 | 12.33 | 16 |
| Augusto Heise Inostroza | Alemán de Temuco | 2 | 12.80 | 24 |
| Cutiel Alonso Ergas Pizarro | Windsor School - Valdivia | 4 | 13.02 | 33 |
| Demis Sebastián Álvarez Astudillo | José Giordano | 5 | 13.74 | 38 |
| Esteban Ignacio Guzman Caro | Pumahue - Temuco | 8 | 13.97 | 40 |
| Bastian Ignacio Pereira Baeza | Osorno College | | DNS | |
| Cristobal Eduardo Alvarez Subiabre | Eleuterio Ramirez | | DNS | |
| Evan Contreras Yañez | Liceo Bicentenario Rector Abdón Andrade Coloma | | DNS | |
| Serie 3 |
| Franco Sotelo Duhalde | Santa Cruz - Rio Bueno | 4 | 11.92 | 5 q |
| Francisco Inostroza Garces | Greenhouse School | 3 | 12.15 | 10 |
| Jans Edgardo Antillanca Navarrete | Industrial Ricardo Fenner Ruedi | 6 | 12.24 | 13 |
| Joaquín Antonio Aldunate Donoso | Educere College | 8 | 12.97 | 31 |
| Felipe Ducassou Avendaño | Alemán de Temuco | 2 | 13.07 | 34 |
| Iñaki Fodor Urrutia | Greenhouse School | 5 | 14.01 | 41 |
| Javier Casanova Cheuquepan | Santa Cruz - Rio Bueno | 7 | 17.35 | 44 |
| Gonzalo Alejandro Matus Alvarado | Eleuterio Ramirez | | DNS | |
| Serie 4 |
| Leonardo Garate Cortés | Patagonia College - Puerto Montt | 7 | 11.82 | 3 q |
| Juan Jose Gutierrez Sotomayor | SSCC Manquehue | 5 | 11.87 | 4 q |
| Julio Ignacio Santivañez Norambuena | Inglés de Talca | 6 | 12.29 | 14 |
| Joaquin Matthei Stolzenbach | Instituto Alemán de Osorno | 2 | 12.38 | 17 |
| Luciano Estevan Barriga Duarte | Austral - Valdivia | 8 | 12.42 | 19 |
| Joaquín Moreno Wellmann | Inglés de Talca | 3 | 12.59 | 22 |
| Juan Cristobal Santamaría Hidalgo | San Luis de Alba | 4 | 13.55 | 37 |
| Martin Hernan Cordova Quezada | Alemán de Chillán | | DNS | |
| Serie 5 |
| Martin Ignacio Oyarzo Paredes | Windsor School - Valdivia | 7 | 11.95 | 6 q |
| Matias Alberto Rodriguez Herrera | Pumahue - Puerto Montt | 8 | 12.00 | 8 q |
| Martin Alonso Pontigo Jara | Windsor School - Valdivia | 4 | 12.80 | 25 |
| Luciano Ignazio Ibarra Quintana | Liceo Galvarino Riveros Cárdenas - Castro | 2 | 12.85 | 26 |
| Martín Andrés Pardo Acuña | Patagonia Puerto Varas | 6 | 12.85 | 27 |
| Luis Omar Urra Huala | José Giordano | 3 | 14.29 | 42 |
| Sebastián Alfonso Rojas Muñoz | Adventista de Valdivia | | DNS | |
| Vicente Ignacio Del Río Rivas | Liceo Bicentenario Rector Abdón Andrade Coloma | | DNS | |
| Yonaikel Isaac Uzcategui Ortiz | Liceo Pablo Neruda - Temuco | | DNS | |
| Serie 6 |
| Nicolas Maximiliano Valdivia Davis | Aliwen - Valdivia | 4 | 11.41 | 1 q |
| Nicolas Oyanedel Hermosilla | SSCC Manquehue | 5 | 11.78 | 2 q |
| Nicolas Ignacio Merino Ortiz | Adventista de Valdivia | 1 | 12.74 | 23 |
| Máximo Sanchez De Agustín | Inglés de Talca | 2 | 12.93 | 30 |
| Cristóbal Andrés Barrigas Altamirano | Patagonia College - Puerto Montt | 3 | 13.00 | 32 |
| Serie 7 |
| Sebastian Antonio Acuña Marchant | Cambridge College Primavera | 3 | 12.16 | 11 |
| Rúbén Jesús Rosas Vidal | Liceo Galvarino Riveros Cárdenas - Castro | 2 | 12.40 | 18 |
| Tomas Montiel Moneva | San Francisco Javier | 5 | 12.43 | 20 |
| Sebastian Cespedes Molina | Greenhouse School | 4 | 12.47 | 21 |
| Vicente Antonio Flores Burgos | Adventista de Valdivia | 6 | 13.25 | 35 |
