| Atleta | Colegio | Pista | Resultado | Lugar |
|---|---|---|---|---|
| Serie 1 | ||||
| Josefa Cárdenas Cáceres | Huelén | 7 | 10.95 | 5 q |
| Olivia Vial Tampier | San Benito | 8 | 11.00 | 6 q |
| Clara Fluxá Eguiguren | Los Andes | 5 | 11.11 | 7 q |
| Sofía Ávalos Murillo | San Francisco de Asís | 2 | 11.17 | 9 |
| Bernardita Aliaga Brosh | San Francisco Javier de Huechuraba | 3 | 11.58 | 10 |
| Olivia De Groote Daire | Villa María Academy | 4 | 12.29 | 16 |
| Maria Jesus Edwards Bustamante | The Newland School | 1 | DNS | |
| Sofía León Covarrubias | Los Alerces | 6 | DNS | |
| Serie 2 | ||||
| María Quiroga Morandé | Villa María Academy | 3 | 11.14 | 8 q |
| Maria Irarrazaval Valdés | Los Andes | 8 | 11.86 | 12 |
| Olivia Maria Mobarec Hope | The Newland School | 7 | 12.13 | 15 |
| Isabel Klein Villouta | Saint Gabriel's School | 1 | 13.47 | 19 |
| Jacinta Imperatore Bier | Everest | 2 | 13.71 | 20 |
| Josefa Formigo Márquez | San Francisco Javier de Huechuraba | 5 | 14.01 | 22 |
| Katia Rocasermeño Amador | Nazaret | 6 | 14.76 | 23 |
| Margarita Portales Fuenzalida | Huelén | 4 | 15.48 | 24 |
| Serie 3 | ||||
| Amalia Tagle Bier | Santa Úrsula | 6 | 10.44 | 1 q |
| María Jesús Rivadeneira Contardo | San Anselmo | 8 | 10.70 | 3 q |
| Alicia Tardel Swett | Saint George's College | 7 | 10.94 | 4 q |
| Laura Sandoval Del Solar | SSCC Manquehue | 4 | 11.95 | 13 |
| Florencia Lyon Mesa | Everest | 5 | 12.34 | 17 |
| Josefina Mena Concha | Nazaret | 3 | 13.73 | 21 |
| Fernanda Abril Vega Silva | Villa María La Planicie | 2 | DNS | |
| Serie 4 | ||||
| Martina Simonetti Miquel | Saint George's College | 6 | 10.67 | 2 q |
| Sofía Larrea Sisamón | Santa Úrsula | 7 | 11.67 | 11 |
| Amalia Carretta Alarcon | The Mayflower School | 4 | 12.07 | 14 |
| Alicia Larraín Izquierdo | Los Alerces | 8 | 13.28 | 18 |
| Colomba Gomez Iturriaga | SSCC Manquehue | 3 | DNS | |
| Emiliana Mackenna Balmaceda | San Anselmo | 5 | DNS | |
