| Serie 1 |
| LucĂa Figueroa Gil | Nazaret | 2 | 13.85 | 8 q |
| Catalina Ignacia Reyes Martinez | Instituto O'Higgins de Rancagua | 1 | 14.44 | 11 |
| Dominga Morandé Vega | Juanita de los Andes | 5 | 14.61 | 12 |
| Amira Reimer Mayer | Trebulco School | 8 | 14.82 | 13 |
| Emilia Rupin Orell | Saint Gabriel's School | 7 | 16.44 | 17 |
| Gabriela SofĂa Tobar Reyes | The Greenland School | 3 | DNS | |
| Florencia Lyon Mesa | Everest | 4 | DNS | |
| Samantha Andreina Perdomo Castillo | Escuela RamĂłn Barros Luco | 6 | DNS | |
| Serie 2 |
| SofĂa Irribarren Letelier | Everest | 4 | 13.00 | 4 q |
| Bernardita Aliaga Brosh | San Francisco Javier de Huechuraba | 6 | 13.21 | 5 q |
| Catalina Cruz Mozo | Nazaret | 3 | 13.23 | 6 q |
| Emilia Paredes Vogt | Alemán de Santiago | 5 | 13.27 | 7 q |
| Fernanda Puelma Poblete | Saint Gabriel's School | 1 | 15.62 | 15 |
| Renata Luz Norero Vergara | Instituto Talagante | 8 | 16.61 | 18 |
| Faffaella Carvajal Borghero | Saint John's Villa Academy | 2 | DNS | |
| Josefa Isabel Leyton Matamala | Instituto San MartĂn - CuricĂł | 7 | DNS | |
| Serie 3 |
| Analia Fernanda Arriagada Maureira | San José - Parral | 1 | 12.57 | 1 q |
| Violeta Sepulveda Valenzuela | The Mayflower School | 4 | 12.70 | 2 q |
| Francisca Thienel Capilla | Del Sagrado CorazĂłn - Apoquindo | 2 | 12.78 | 3 q |
| Blanca Allue Baeza | Juanita de los Andes | 3 | 13.93 | 9 |
| Florencia Almizry Blanch | Alemán de Santiago | 5 | 14.13 | 10 |
| Francesca Antonia Madrid Castro | Instituto Rafael AriztĂa | 7 | 15.14 | 14 |
| Gianina Weisenburger Aldana | Santa Ăšrsula - MaipĂş | 8 | 15.92 | 16 |
| Francisca Kriman Munizaga | Alianza Francesa de Chamisero | 6 | DNF | |