| Atleta | Colegio | Pista | Resultado | Lugar |
|---|---|---|---|---|
| Serie 1 | ||||
| Gaspar Sariego Lobos | San Esteban Diácono | 5 | 10.18 | 2 q |
| Matias De Castro Donoso | SSCC Manquehue | 1 | 10.58 | 5 q |
| Pedro Covarrubias Hurtado | Tabancura | 6 | 10.68 | 6 q |
| Ernesto Valdés Weber | San Benito | 4 | 10.95 | 10 |
| Miguel Ángel Hernández Barrios | María Luisa Bombal | 2 | 11.33 | 15 |
| Lucas Donoso Soto | Saint George's College | 3 | 11.41 | 17 |
| Serie 2 | ||||
| Santiago Mena Aguirre | SSCC Manquehue | 2 | 10.74 | 8 |
| Benjamin Infante Bustos | Tabancura | 1 | 11.06 | 13 |
| Leon Orellana Zamorano | María Luisa Bombal | 6 | 11.33 | 16 |
| Boris Zuñiga Padruno | San Esteban Diácono | 5 | 12.02 | 20 |
| Rafael Jux Elushans | San Benito | 4 | 12.14 | 21 |
| Tomas Miranda Plaza | María Luisa Bombal | 3 | 12.16 | 22 |
| Serie 3 | ||||
| Nicolas Hurtado Rivadeneira | Tabancura | 4 | 10.04 | 1 q |
| Jose Hurtado Rivadeneira | Tabancura | 1 | 10.44 | 3 q |
| Tomás García Roberts | San Benito | 6 | 10.56 | 4 q |
| Lucas Davidson Landon | SSCC Manquehue | 2 | 11.23 | 14 |
| Teo Schmidt Labbe | Saint George's College | 5 | 11.47 | 19 |
| Vicente Raimundo Barrales Pino | María Luisa Bombal | 3 | 12.90 | 24 |
| Serie 4 | ||||
| Mateo Arancibia Estebanez | San Benito | 3 | 10.71 | 7 |
| Felipe Sahli Fischer | Tabancura | 4 | 10.86 | 9 |
| Mateo Torrejon May | SSCC Manquehue | 5 | 10.98 | 11 |
| Mateo Ignacio Acuña Schiefelbein | Saint George's College | 6 | 11.02 | 12 |
| Cristobal Aguirre García-Huidobro | Saint George's College | 2 | 11.45 | 18 |
| Bautista Nualart Rodillo | San Benito | 1 | 12.34 | 23 |
