| Serie 1 |
| Blanca Willatt Torres-Laureda | Instituto Inglés de Rancagua | 6 | 11.85 | 5 q |
| Josefa Lagos Valenzuela | The Greenland School | 2 | 12.37 | 6 q |
| Trinidad Guzmán Prado | La Cruz de Machalà | 3 | 12.84 | 13 |
| Emilia Muñoz Maulen | Nahuelcura de Machalà | 5 | 14.15 | 19 |
| Anita Benavente Seeger | San Isidro | 1 | | |
| Julieta Trinidad Cavieres Delgado | Coya | 4 | | |
| Serie 2 |
| Paz OchagavĂa Gubbins | La Cruz de MachalĂ | 6 | 11.56 | 3 q |
| Rebeca Espoz Herrera | Nahuelcura de MachalĂ | 5 | 12.44 | 7 |
| Florencia Muñoz Melo | The Greenland School | 1 | 13.16 | 16 |
| Ema Letelier Kuzmanic | Coya | 2 | | |
| Dominga Pérez Lantadilla | Instituto Inglés de Rancagua | 3 | | |
| MarĂa JesĂşs Gualda Urriticoechea | San Isidro | 4 | | |
| Serie 3 |
| Ignacia Fernanda Aguilera Echeverria | Instituto Inglés de Rancagua | 2 | 12.69 | 11 |
| Fernanda Beiza Pinela | The Greenland School | 4 | 12.91 | 14 |
| Constanza Zeballos Contreras | La MisiĂłn de Calera de Tango | 1 | 14.35 | 22 |
| Eliana Isabel Urriola Especkmier | Coya | 3 | | |
| Marìa Jesùs Silva Bussenius | San Isidro | 5 | | |
| Serie 4 |
| Valeria Ilusion Herrera Bracho | Colegio España | 4 | 11.26 | 1 q |
| MarĂa De Los Angeles Johnson Luco | Arrayanes | 2 | 12.52 | 8 |
| Magdalena FaĂşndez Burgos | Maitenes | 5 | 12.71 | 12 |
| Agustina Castro Soto | Hispano Chileno El Pilar | 6 | 14.82 | 23 |
| Francisca Antonia Fernandez Cancino | The English Institute | 3 | | |
| Serie 5 |
| Carolina MarĂa Lira GarcĂ©s | Arrayanes | 2 | 11.52 | 2 q |
| Arelys Saez Butaman | Nahuelcura de MachalĂ | 6 | 12.56 | 9 |
| Paulina MarĂa Abarca Navarrete | Maitenes | 5 | 12.95 | 15 |
| Constanza Gonzalez Aranda | Hispano Chileno El Pilar | 6 | 14.28 | 20 |
| Paula Gallardo Salinas | The English Institute | 3 | | |
| Matilda Amparo Vejar Sanz | Inglés Saint John - Rancagua | 4 | | |
| Serie 6 |
| Sophie Legkiy Lukianova | Maitenes | 4 | 11.73 | 4 q |
| Victoria Narvaez Ovalle | Arrayanes | 6 | 12.56 | 10 |
| Josefa Lira Riesco | La Cruz de MachalĂ | 3 | 13.18 | 17 |
| Daniela Quiroz Saettone | The English Institute | 2 | 13.20 | 18 |
| Ignacia Paz EcheverrĂa Flores | InglĂ©s Saint John - Rancagua | 5 | 14.33 | 21 |
