| Serie 1 |
| Ailin Cayulao Cerda | Saint Gabriel's School | 4 | 13.42 | 1 q |
| Javiera Tala Ascencio | Saint Gabriel's School | 5 | 14.06 | 5 q |
| María Josefina Valenzuela González | Bradford School | 6 | 14.53 | 12 |
| Catalina Fernanda Fuentes Valenzuela | The Wessex School - Concepción | 3 | 14.82 | 18 |
| María Becerra Holmes | Bradford School | 2 | 14.85 | 19 |
| Laura Polidura Mackenzie | Dunalastair - Chicureo | 8 | 15.22 | 24 |
| Mariana Antonia Devcic Osorio | Dunalastair - Peñalolén | 1 | 15.38 | 25 |
| Amaya Selman A | The Grange School | 7 | 15.76 | 27 |
| Serie 2 |
| Rafaella Novoa Aveggio | Craighouse School | 2 | 14.12 | 6 q |
| Micaela Andrea Bennett Berg | Santiago College | 3 | 14.13 | 7 q |
| Isidora Arenillas Grez | The Mayflower School | 4 | 14.34 | 10 |
| Sofia Bustamante Olmedo | The Mayflower School | 8 | 14.57 | 13 |
| Josefa Castaño Bravo | The Mayflower School | 5 | 14.65 | 14 |
| Leonor Ignacia Pavez Encina | St. Margaret’s British School | 6 | 14.66 | 16 |
| Agustina Panza Csendes | Craighouse School | 7 | 14.85 | 20 |
| Sofía Belén Rojas Zavedra | Dunalastair - Peñalolén | 1 | 15.62 | 26 |
| Serie 3 |
| Sofía Andía Campos | Trebulco School | 4 | 13.74 | 2 q |
| Antonia Gabriela Alvarado Castilla | St. Margaret’s British School | 8 | 13.89 | 3 q |
| Thais Karina Cerón Capote | Saint Gabriel's School | 5 | 14.32 | 9 |
| Blanca Somavia Estevez | Santiago College | 7 | 14.65 | 15 |
| Amparo Aguirre Harambillet | Dunalastair - Chicureo | 3 | 15.17 | 23 |
| Valentina Andres Asalgado Ruiz-Tagle | St. Margaret’s British School | 6 | 16.25 | 28 |
| Josefa Antonia Cáceres Lira | The Wessex School - Concepción | 2 | | |
| Serie 4 |
| Camila Rifo Blanc | Trebulco School | 4 | 13.95 | 4 q |
| Agustina Alicia Easton Sirandoni | Craighouse School | 7 | 14.23 | 8 q |
| Katherine Robertson Wilson | Trebulco School | 2 | 14.46 | 11 |
| Fernanda Muñoz Saldivia | Dunalastair - Chicureo | 6 | 14.68 | 17 |
| Emilia Varas Green | Bradford School | 3 | 14.91 | 21 |
| Dominga Ordoñez Grass | Santiago College | 5 | 14.94 | 22 |
| Agustina Castillo Palma | The Wessex School - Concepción | 8 | 16.48 | 29 |
