| Serie 1 |
| Olivia Puelma Lehuedé | Huelén | 5 | 11.37 | 3 q |
| Josefa Sánchez Hochschild | Los Andes | 8 | 11.39 | 4 q |
| Elisa Guarda Spörke | Santa Úrsula | 2 | 11.81 | 15 |
| Amelia Silva Benavente | Villa MarĂa Academy | 3 | 11.86 | 16 |
| MarĂa JesĂşs Vicuña Margarit | San Anselmo | 7 | 11.90 | 17 |
| Clarisa Schaale Palma | Saint George's College | 6 | 12.10 | 19 |
| Amanda Guzman Mewes | Santa Cruz - Chicureo | 1 | 13.75 | 33 |
| Florencia Chicharro Gonzalez | Andrée English School | 4 | 12.43 | (F.C.) |
| Serie 2 |
| Marianne Jesus Bittner Budge | Santa Ăšrsula | 7 | 11.21 | 2 q |
| AsunciĂłn Yarur Molina | Los Andes | 6 | 11.40 | 5 q |
| Olivia RodrĂguez Edwards | San Benito | 2 | 11.49 | 8 q |
| MarĂa Gracia Lira Olivier | Cumbres | 1 | 11.52 | 10 |
| Amanda MarĂa Hube Lacamara | Everest | 5 | 12.01 | 18 |
| Elena Tardel Swett | Saint George's College | 4 | 12.21 | 22 |
| Amelia Meneses Valedenegro | Instituto Alonso de Ercilla | 3 | 12.94 | 24 |
| Fernanda Ferrer Salinas | San Francisco de AsĂs | 8 | 13.10 | 29 |
| Serie 3 |
| Dominga Cea Beltran | San Francisco Javier de Huechuraba | 5 | 10.57 | 1 q |
| Josefina LarraĂn Debesa | San Francisco de AsĂs | 1 | 11.43 | 7 q |
| Ignacia Bravo Oviedo | SSCC Manquehue | 7 | 11.63 (11.6300) | 12 |
| Blanca Rosselot GarcĂa De La Huerta | San Benito | 6 | 11.63 (11.6300) | 13 |
| MarĂa J Salinas Delano | Los Alerces | 2 | 11.65 | 14 |
| Isidora Costa Lopez | Everest | 4 | 12.16 | 20 |
| Blanca Fernández Murillo | La Maisonnette | 3 | 14.59 | 36 |
| Lourdes Covarrubias Zegers | Cumbres | 8 | DNS | |
| Serie 4 |
| Dominga Larrabe Pino | The Mayflower School | 2 | 11.41 | 6 q |
| Laura Rocha DĂaz | San Francisco Javier de Huechuraba | 1 | 12.20 | 21 |
| Maite Astaburuaga Brintrup | San Ignacio El Bosque | 8 | 12.29 | 23 |
| Dominga Egaña Amenábar | Nazaret | 4 | 12.96 | 26 |
| Emma Luttecke Muratti | SSCC Manquehue | 3 | 12.98 | 27 |
| Julieta Cordova Retamal | Juanita de los Andes | 5 | 13.09 | 28 |
| Lucia Darraidou Yuraszeck | Los Alerces | 7 | 13.47 | 32 |
| Juana Pavlovic Posada | La Maisonnette | 6 | DNS | |
| Serie 5 |
| Trinidad Sasmay Rojas | Andrée English School | 2 | 11.51 | 9 |
| Emiliana Del Valle Eyzaguirre | Villa MarĂa Academy | 4 | 11.60 | 11 |
| Agustina Bravo Murature-Stordiau | Huelén | 6 | 12.95 | 25 |
| MarĂa Francisca Tagle LabbĂ© | Nazaret | 5 | 13.20 | 30 |
| Florencia Chicharro Gonzalez | Andrée English School | 7 | 13.23 | 31 |
| Dominga Isla Valenzuela | San Ignacio El Bosque | 1 | 13.84 | 34 |
| Maite Espinosa Lagos | SSCC Manquehue | 8 | 14.04 | 35 |
| Abby Fernanda Acuña Silva | The Greenland School | 3 | 16.58 | 37 |
