| Serie 1 |
| Isidora Francisca Nuñez Ormeño | Instituto Alonso de Ercilla | 3 | 12.11 | 5 q |
| María José Atal Albers | San Isidro | 2 | 12.37 | 10 |
| Constanza Álvarez Ríos | Carampangue | 4 | 13.34 | 19 |
| Isidora Ignacia Riquelme Lama | Campanario - Buin | 6 | 13.49 | 21 |
| Josefina Baranda Barra | Institución Teresiana | 1 | DNS | |
| Pilar Rodríguez Mendes | Maitenes | 5 | DNS | |
| Serie 2 |
| Trinidad Paz Nuñez Van Capel | Campanario - Buin | 6 | 11.94 | 4 q |
| Gabriela Antonia Garcia Salazar | Instituto Alonso de Ercilla | 3 | 12.18 | 6 q |
| María Vial Vergara | San Isidro | 1 | 12.67 | 13 |
| María Jesus Matus Perez | Institución Teresiana | 2 | DNS | |
| Trinidad Leon Troncoso | Maitenes | 4 | DNS | |
| Josefa Antonia López Jeria | Carampangue | 5 | DNS | |
| Serie 3 |
| Jacinta Arevalo Guerrero | Carampangue | 1 | 11.52 | 2 q |
| María Elisa Verteneul Tagle | Campanario - Buin | 4 | 12.96 | 15 |
| Maria Gracia Elgueta Muñoz | Trebulco School | 5 | 13.07 | 16 |
| Violeta Puyo Gonzalez | San Isidro | 3 | 13.47 | 20 |
| Dominga Tosso Manns | Maitenes | 2 | DNS | |
| Martina Irazuzta Fernandez | Institución Teresiana | 6 | DNS | |
| Serie 4 |
| Kerry Joo Liao | Instituto Alonso de Ercilla | 2 | 11.14 | 1 q |
| Magdalena Mardones Aguirre | Campanario - Buin | 5 | 12.20 | 7 |
| Amanda Belen Calderon Godoy | San Francisco de Paine | 3 | 12.24 | 8 |
| Leonor Antonieta Maceiras Oteiza | La Misión de Calera de Tango | 6 | 13.10 | 17 |
| Julieta Mena Ibarra | Trebulco School | 1 | 13.58 | 22 |
| Colomba Gana Hollemart | Maitenes | 4 | DNS | |
| Serie 5 |
| Isidora Fernanda Zamudio Marquez | Instituto Alonso de Ercilla | 2 | 12.29 | 9 |
| Marìa Jesùs Silva Bussenius | San Isidro | 4 | 12.50 | 12 |
| Manuela Castillo Hyslop | The Angel's School | 1 | DNS | |
| Josefa Ignacia Pérez Olivos | La Misión de Calera de Tango | 3 | DNS | |
| Josefa Antonia Cabello Toro | Institución Teresiana | 5 | DNS | |
| Catalina Bravo Pavez | Carampangue | 6 | DNS | |
| Serie 6 |
| Katherine Robertson Wilson | Trebulco School | 3 | 11.57 | 3 q |
| Sofia Carreño Mackenna | Trebulco School | 6 | 12.42 | 11 |
| Josefa Paulina Ramos Rodriguez | The Angel's School | 5 | 12.82 | 14 |
| Eugenia Solari Gonzalez | The Angel's School | 2 | 13.28 | 18 |
| Matilde Sofia Grez Morales | San Francisco de Paine | 4 | DNS | |
