| Atleta | Colegio | Pista | Resultado | Lugar |
|---|---|---|---|---|
| Final | ||||
| Chia Lai Ruan Cáceres | Montessori de Talca | 4 | 9.28 (CR) | 1 |
| Olivia Salinas Egaña | Everest | 5 | 9.79 | 2 |
| Teresita Latorre Dunsmore | Los Alerces | 3 | 10.06 | 3 |
| Javiera Jensen Correa | Saint George's College | 6 | 10.28 | 4 |
| Maria Jose Eguiguren Bustamante | Everest | 8 | 10.36 | 5 |
| Josefa Irarrazaval Riesco | Los Andes | 1 | 10.38 | 6 |
| Maria Errazuriz Kramer | Los Andes | 2 | 10.44 | 7 |
| Margarita Gonzalez Ariztia | Los Andes | 7 | DNS | 8 |