| Serie 1 |
| Rafaela Castillo Valderos | San Ignacio El Bosque | 5 | 11.12 | 8 q |
| Amanda Riveras Orellana | Chilean Eagles College Las Vizcachas | 8 | 12.00 | 16 |
| Victoria Garrido Donoso | Santa Ăšrsula - MaipĂş | 1 | 12.26 | 17 |
| Victoria Spoerer Ureta | San José de Chicureo | 3 | 12.58 | 19 |
| MarĂa Francisca Tagle LabbĂ© | Nazaret | 7 | 12.64 | 20 |
| Amanda RodrĂguez Cazenave | San Francisco Javier de Huechuraba | 6 | 12.67 | 21 |
| Juana Pavlovic Posada | La Maisonnette | 4 | 13.09 | 27 |
| Laura Cabello Marcotti | The Newland School | 2 | DNS | |
| Serie 2 |
| Fernanda Pinto Teuber | Del Sagrado CorazĂłn - Apoquindo | 7 | 10.81 | 4 q |
| Dominga Isla Valenzuela | San Ignacio El Bosque | 6 | 12.39 | 18 |
| SofĂa Antonella Puga Salinas | Colegio TorreĂłn | 5 | 12.89 | 24 |
| Blanca Fernández Murillo | La Maisonnette | 2 | 13.33 | 28 |
| Paula Rodriguez Gonzalez | Internacional SEK | 4 | 14.69 | 29 |
| Francisca Dehays Escobar | Calasanz | 1 | DNS | |
| Maite Hiromi Hirose Aguilar | Instituto Talagante | 3 | DNS | |
| Serie 3 |
| Emilia Ignacia Vergara Silva | Instituto O'Higgins de Rancagua | 6 | 10.82 | 5 q |
| Catalina Guzmán DĂaz | Juanita de los Andes | 5 | 11.38 | 10 |
| Isidora Costa Lopez | Everest | 4 | 11.92 | 14 |
| Amanda MarĂa Hube Lacamara | Everest | 3 | 11.97 | 15 |
| Trinidad Antonia Herrera Castro | Verbo Divino - Chicureo | 1 | 12.84 | 22 |
| Antonella Ibañez F | Escuela Atlética Ganbaru | 2 | 12.87 | 23 |
| Amaral GarcĂa Campos | Colegio TorreĂłn | 7 | 13.05 (13.0500) | 25 |
| Josefina Cuevas C | Escuela Atlética Ganbaru | 7 | 13.05 (13.0500) | 26 |
| Serie 4 |
| Julieta Rodriguez Acevedo | Juanita de los Andes | 1 | DNS (12.840) | |
| Isabella Araya Carrasco | Saint John's Villa Academy | 2 | DNS (12.880) | |
| Josefa De La Riva Hernandez | Alianza Francesa de Chamisero | 3 | DNS (11.970) | |
| Rebeca Quezada Erranhz | Trebulco School | 4 | DNS (11.910) | |
| Josefa Jouannet Hot | Alemán Chicureo | 6 | DNS (10.820) | |
| Serie 5 |
| Eva Sandrock Cox | Alemán de Santiago | 1 | 10.38 (10.3800) | 1 q |
| Bianca Feres Bauregard | The Mayflower School | 3 | 10.46 | 3 q |
| Beatriz Isabel Castro RodrĂguez | Alemán de Chillán | 2 | 10.89 | 6 q |
| Eliana Espinoza Riffo | Trebulco School | 7 | 11.81 | 12 |
| Amparo Vial Masuero | Saint Gabriel's School | 5 | DQ | |
| Abby Fernanda Acuña Silva | The Greenland School | 4 | DNS | |
| Renata Allende Dibarrart | Integral Arturo Prat | 6 | DNS | |
| Serie 6 |
| Dominga Cea Beltran | San Francisco Javier de Huechuraba | 6 | 10.38 (10.3800) | 2 q |
| Martina Ignacia Palominos Esparza | Mineduc | 7 | 10.95 | 7 q |
| Dominga Larrabe Pino | The Mayflower School | 4 | 11.17 | 9 |
| Agustina Garro Carmona | Saint Gabriel's School | 2 | 11.46 | 11 |
| Catalina Castro Acevedo | The Newland School | 5 | 11.86 | 13 |
| Dominga Egaña Amenábar | Nazaret | 1 | DNS | |
| MarĂa Catalina Prat Gachot | San JosĂ© de Chicureo | 3 | DNS | |