| Atleta | Colegio | Pista | Resultado | Lugar |
|---|---|---|---|---|
| Serie 1 | ||||
| Catalina Rozas Arellano | Saint George's College | 5 | 12.56 | 2 q |
| Amelia Frances Mary Pitt Quinton | Huelén | 3 | 13.36 | 4 q |
| Juanita Donoso Chadwick | Santa Úrsula | 8 | 13.81 | 5 q |
| Rafaela Lavandero Eguiguren | San Benito | 7 | 14.44 | 10 |
| Magdalena Sandoval Padruno | SSCC Manquehue | 4 | 14.57 | 11 |
| Paloma Campos Asselot | La Maisonnette | 6 | 15.61 | 14 |
| Serie 2 | ||||
| Victoria Vos Ramirez | Huelén | 4 | 14.09 | 7 q |
| Kala Henriquez Nawrath | Saint George's College | 8 | 14.24 | 8 q |
| Florencia Piera Jimenez | SSCC Manquehue | 7 | 14.25 | 9 |
| Octavia Camino Lira | Santa Úrsula | 5 | 15.22 | 13 |
| Maria Gracia Prieto Correa | San Benito | 3 | DNS | |
| María Florencia Minaker Piatek | La Maisonnette | 6 | DNS | |
| Serie 3 | ||||
| Antonia Belén Ramirez Muñoz | Saint George's College | 5 | 12.27 | 1 q |
| Sofía Figueroa Ivovich | San Benito | 4 | 13.01 | 3 q |
| Magdalena Lagos Diaz | Huelén | 6 | 13.82 | 6 q |
| Antonia Guzman Hudson | María Luisa Bombal | 3 | 15.14 | 12 |
| Blanca Acevedo Plaza | La Maisonnette | 7 | 15.78 | 15 |
| Julieta Rodríguez Grez | Santa Úrsula | 8 | DNS | |
