| Serie 1 |
| Maria Trinidad Irarrázaval Alcaino | Santa Úrsula | 2 | 11.62 | 16 |
| Isidora Leon Ellmen | SSCC Manquehue | 3 | 11.85 | 22 |
| Sara Del Carmen Johnson Preece | San Anselmo | 8 | 12.17 | 30 |
| Amatista Fernanda Moreno Medel | San Francisco Javier de Huechuraba | 1 | 12.40 | 34 |
| María Luisa Garcia-Ribeyro Iglesias | Villa María La Planicie | 4 | 14.03 | 40 |
| Emilia Antonia Esteban Moreno | Andrée English School | 5 | DNS | |
| Agustina Ignacia Melo Reyes | Instituto Alonso de Ercilla | 6 | DNS | |
| Josefa Alfaro Doggenweiler | Saint John's Villa Academy | 7 | DNS | |
| Serie 2 |
| Florencia De La Sotta Garcia | Huelén | 4 | 10.96 | 2 q |
| Trinidad Martin Rodríguez | Los Alerces | 7 | 11.10 | 3 q |
| Olivia Arteaga Figueroa | Saint George's College | 6 | 11.18 | 7 q |
| Trinidad Laso Garay | Villa María Academy | 5 | 11.29 | 9 |
| Antonia Cabello Marcotti | The Newland School | 2 | 11.43 | 11 |
| Julia Winter Pineda | Nazaret | 3 | 11.84 | 21 |
| Josefina Amelia Moraga Cortés | San Francisco Javier de Huechuraba | 1 | 11.85 | 23 |
| Faffaella Carvajal Borghero | Saint John's Villa Academy | 8 | DNS | |
| Serie 3 |
| Candelaria Velasco Barañao | Villa María Academy | 4 | 11.17 | 6 q |
| Maria De La Luz Zuñiga Errázuriz | Huelén | 5 | 11.27 | 8 q |
| Colomba Llodrá Frauenberg | Saint George's College | 3 | 11.43 | 12 |
| Julieta Sierra Donoso | Saint Gabriel's School | 7 | 11.51 | 14 |
| Ana María Merino Burmester | Los Alerces | 2 | 11.59 | 15 |
| Amparo Lopez Fernandez | The Newland School | 1 | 11.72 | 17 |
| Lourdes Eyzaguirre Delfau | San Benito | 6 | 12.30 | 31 |
| Catalina Claro Braun | Nazaret | 8 | 12.57 | 38 |
| Serie 4 |
| Jacinta Eyzaguirre Claro | Los Andes | 5 | 11.31 | 10 |
| Dominga Calbacho Provis | Del Sagrado Corazón - Apoquindo | 4 | 11.47 | 13 |
| Valentina Escobar Pagueguy | The Grange School | 7 | 11.82 | 19 |
| Carla Estefania Zurita Contreras | Mayor - Peñalolen | 2 | 11.85 | 24 |
| Clara Irarrazaval Puente | San Benito | 3 | 11.93 | 26 |
| Pascal Antonia Arangua Martinez | Saint Gabriel's School | 6 | 12.00 | 27 |
| Amparo Castaño Bravo | The Mayflower School | 8 | 12.05 | 29 |
| Serie 5 |
| Candelaria Blanca Vargas Silva | Everest | 4 | 10.95 | 1 q |
| Maria Trinidad Cruz Irarrazaval | Los Andes | 6 | 11.15 | 5 q |
| Sofia Vallejos Ciudad | The Mayflower School | 2 | 11.76 | 18 |
| Clara Cortés Aldunate | San Francisco de Asís | 7 | 11.83 | 20 |
| Emilia Antonia Frez Ovalle | Mayor - Peñalolen | 8 | 12.35 | 32 |
| Emilia León Pavez | Del Sagrado Corazón - Apoquindo | 5 | 12.45 | 36 |
| Magdalena Terrazas Borrowman | The Grange School | 3 | 12.49 | 37 |
| Serie 6 |
| María Jesús Chavez Osses | San Anselmo | 6 | 11.14 | 4 q |
| Olivia Melo Diaz | Santa Úrsula | 4 | 11.88 | 25 |
| Carmen Irarrázabal Álamos | San Francisco de Asís | 3 | 12.03 | 28 |
| Trinidad Argandoña Galdames | Instituto Alonso de Ercilla | 2 | 12.38 | 33 |
| Laura Valenzuela Valderrama | Everest | 7 | 12.44 | 35 |
| Adriana Vertiz Raimondi | Villa María La Planicie | 5 | 13.76 | 39 |
| Ema Izquierdo Piriz | SSCC Manquehue | 8 | DNS | |
