| Atleta | Colegio | Pista | Resultado | Lugar |
|---|---|---|---|---|
| Serie 1 | ||||
| Michell Ulabarri Moreno | Deportivo Luis Cruz Martínez | 7 | 9.76 | 1 q |
| Amparo Silva Wormull | Cumbres | 1 | 10.62 | 8 q |
| Rocio Yarur Molina | Los Andes | 8 | 10.81 | 11 |
| Elisa Mina Errazuriz | Saint George's College | 4 | 11.96 | 20 |
| Dominga Delano Lacalle | San Francisco de Asís | 3 | 12.59 | 21 |
| Sofia Correa Bertran | Nazaret | 6 | 13.03 | 23 |
| Serie 2 | ||||
| Jacinta Philipps Cares | Santa Úrsula | 6 | 9.87 | 2 q |
| Sofia Alverdi Alessandrini | Cumbres | 4 | 10.32 | 3 q |
| Maria Iranzú Valdéz Álvarez De Eulate | Saint George's College | 2 | 10.57 | 7 q |
| Maria Gracia Montes Undurraga | Nazaret | 1 | 11.00 | 14 |
| Elisa Maria Alamos Zañartu | Los Andes | 3 | 11.59 | 18 |
| Fernanda Larrain Jullian | San Anselmo | 8 | DNF | 25 |
| Serie 3 | ||||
| Isidora Videla Lopez | SSCC Manquehue | 2 | 10.49 | 5 q |
| Violeta Claro García | Los Alerces | 4 | 10.67 | 9 |
| Blanca Vidaurre Valenzuela | Saint George's College | 5 | 10.72 | 10 |
| Julieta Barranco Bancalari | San Anselmo | 8 | 11.13 | 15 |
| Laura Cuevas Domange | Nazaret | 3 | 11.93 | 19 |
| Serie 4 | ||||
| Blanca Larrain Hamel | San Anselmo | 5 | 10.92 | 12 |
| Dominga Bello Undurraga | Los Alerces | 3 | 11.52 | 17 |
| Malena Mallea Fernandez | SSCC Manquehue | 8 | 12.82 | 22 |
| Isidora Palavecino Galindo | The Greenland School | 6 | 15.31 | 24 |
| Laura Varas Solovera | Santa Úrsula | 2 | DNF | 26 |
| Serie 5 | ||||
| Amalia Cruzat Vial | Los Andes | 7 | 10.48 | 4 q |
| Antonia Dominguez Urzúa | Los Alerces | 4 | 10.98 | 13 |
| Florencia Lira Olivier | Cumbres | 3 | 11.39 | 16 |
| Serie 6 | ||||
| Elisa Colossi Beytia | Everest | 6 | 10.52 | 6 q |
