| Serie 1 |
| Antonia Cortés Labarca | Santa María de Belén | 3 | 11.99 | 12 |
| Antonia Ignacia Gonzalez Escobar | Saint Maurice’s | 8 | 12.46 | 21 |
| Amanda Valeria Gonzalez Castillo | Fray Andrés | 5 | 12.62 | 24 |
| María Paz De Jesús Caro Mellado | La Cruz de Machalí | 4 | 12.85 | 27 |
| Ignacia Antonia Cardenas Valencia | Coya | 1 | 13.23 | 34 |
| Matilda Florencia Barra Jimenez | Manquemávida - Santa Cruz | 6 | 13.77 | 38 |
| Dominique Antonia Gonzalez Moya | Liceo Bicentenario Oriente Rengo | 2 | 14.12 | 42 |
| Ignacia Belen Mitchell San Martin | Instituto San Martín - Curicó | 7 | DNS | |
| Serie 2 |
| Sofia Aurora Valenzuela Inostroza | Saint Maurice’s | 6 | 12.75 | 26 |
| Maria Esperanza Ibañez Maldonado | Montessori de Talca | 8 | 13.43 | 35 |
| Emilia Trinidad Hidalgo Rojas | Coya | 1 | DNS | |
| Camila Antunez Mora | Atlético Liceo | 2 | DNS | |
| Florencia Paz Guajardo Moraga | Manquemávida - Santa Cruz | 3 | DNS | |
| Francisca Monge Espinosa | San Ignacio El Bosque | 4 | DNS | |
| Ines Elena Braak Cifuentes | Fray Andrés | 5 | DNS | |
| Michell Ulabarri Moreno | Colegio Deportivo Luis Cruz Martínez | 7 | DNS | |
| Serie 3 |
| Josefa Antonia Echeverría Flores | Inglés Saint John - Rancagua | 5 | 11.22 | 4 q |
| Magdalena Aurora Benavente Machuca | Manquemávida - Santa Cruz | 6 | 12.15 | 16 |
| Belen Estefania Kelly Almarza Vallejos | Saint Maurice’s | 7 | 12.34 | 19 |
| Almida Ignacia Ojeda Vidal | Coya | 1 | DNS | |
| Michell Ulabarri Moreno | Atlético Liceo | 2 | DNS | |
| Camila Noemi Abarca Pasten | Saint Louis School - Maipú | 3 | DNS | |
| Agustina Ortiz Donoso | San Ignacio El Bosque | 4 | DNS | |
| Mia Sarabia Bahamondes | Montessori de Talca | 8 | DNS | |
| Serie 4 |
| Laura Ignacia Aguilera Cofré | Amalia Errázuriz | 7 | 10.87 | 2 q |
| Lucia Francisca Arce Jara | Instituto O'Higgins de Rancagua | 3 | 11.96 | 11 |
| Constanza Figueroa Catalan | Mayor - Peñalolen | 4 | 12.52 | 23 |
| Maite Antonia Reyes Garcia | Coya | 1 | DNS | |
| Victoria Antunez Mora | Atlético Liceo | 2 | DNS | |
| Victoria Tapia Yañez | San Ignacio El Bosque | 5 | DNS | |
| Krishna Stephania Ferrat Guerrero | Centenario de Maipú | 6 | DNS | |
| Gabriela Rojas Vergara | Saint Louis School - Maipú | 8 | DNS | |
| Serie 5 |
| Victoria Delfin Luzardo | Manuel Larrain - Curicó | 4 | 11.87 | 9 |
| Agustina Amalia Riveros Bittencourt | Instituto Inglés de Rancagua | 7 | 12.50 | 22 |
| Valentina Alejandra Zapata Valenzuela | Instituto O'Higgins de Rancagua | 3 | 12.86 | 28 |
| Carolina Orellana Aguilera | Mayor - Peñalolen | 6 | 12.90 | 30 |
| Gabriela Benavides Fuente-Alba | San Ignacio El Bosque | 5 | 13.12 | 32 |
| Emilie Aurora Vidal Rodriguez | Coya | 2 | DNS | |
| Tarsis Loussaint Kinse | Atlético Liceo | 8 | DNS | |
| Serie 6 |
| Angela Boetsch Haeussler | Villa María Academy | 7 | 11.46 | 6 q |
| Emilia Paz Belmar Ventura | Mayor - Peñalolen | 3 | 11.67 | 8 q |
| Victoria Angelica Urqueta Rojas | Instituto O'Higgins de Rancagua | 6 | 12.07 | 14 |
| Trinidad Malhue Albistur | Manuel Larrain - Curicó | 4 | 12.88 | 29 |
| Maria Paz Aguilera Lara | Liceo Bicentenario Óscar Castro Zúñiga | 5 | 13.86 | 40 |
| Martina Poblete Castro | Atlético Liceo | 2 | DNS | |
| Catalina Valenzuela Videla | Los Cipreses | 8 | DNS | |
| Serie 7 |
| Sara Restini Salas | Villa María Academy | 8 | 10.74 | 1 q |
| Trinidad Rebolledo Tello | Manuel Larrain - Curicó | 5 | 11.36 | 5 q |
| Paz Ochagavía Gubbins | La Cruz de Machalí | 4 | 11.47 | 7 q |
| Rocio Belen Garate Reyes | Instituto O'Higgins de Rancagua | 7 | 11.91 | 10 |
| Matilde Inostroza Berrios | Mayor - Peñalolen | 6 | 12.13 | 15 |
| Fiorella Isidora Ubernatti Rios | Liceo Bicentenario Óscar Castro Zúñiga | 3 | 13.82 | 39 |
| Catalina Jerez Zamorano | Los Cipreses | 2 | DNS | |
| Serie 8 |
| Beatriz Del Pilar Gonzalez Rubio | Instituto O'Higgins de Rancagua | 6 | 12.01 | 13 |
| Ana Iacobelli Etcheverry | Villa María Academy | 8 | 12.21 | 17 |
| Florencia Antonia Ferret Valenzuela | La Cruz de Machalí | 4 | 13.00 | 31 |
| Sofia Muñoz Armijo | Manuel Larrain - Curicó | 5 | 13.13 | 33 |
| Victoria Sofia Ruiz Kremer | San Antonio del Baluarte de Rengo | 2 | 13.47 | 36 |
| Amanda Antonia Balladares Ogaz | Liceo Bicentenario Óscar Castro Zúñiga | 3 | DNS | |
| Elyssa Pettett Cortes | Mayor - Peñalolen | 7 | DNS | |
| Serie 9 |
| María Haeussler Errazuriz | Villa María Academy | 6 | 11.21 | 3 q |
| Amparo Ortiz Rodriguez | La Cruz de Machalí | 4 | 12.24 | 18 |
| Soledad Araya Loyola | Manuel Larrain - Curicó | 5 | 12.38 | 20 |
| Martina Mena Caipillán | Javiera Carrera - Rancagua | 3 | 12.64 | 25 |
| Agustina Ignacia Vasquez Cornejo | San Antonio del Baluarte de Rengo | 2 | 13.66 | 37 |
| Renata Constanza Espiñoza Castro | Saint Maurice’s | 8 | 14.11 | 41 |
| Maria Josefa Poblete Garcia | San Ignacio - Machalí | 7 | DNS | |
| Serie 10 |
| Ana Lewin Schaeffer | Villa María Academy | 7 | 11.12 | q |
| Agustina Paz Errázuriz Moreno | La Cruz de Machalí | 4 | 12.24 | |
| Agustina Moscoso Rivera | Manquemávida - Santa Cruz | 3 | 12.37 | |
| Martina Orellana Bustamante | San Antonio del Baluarte de Rengo | 2 | 13.27 | |
| Nathalia De Los Santos Medina | Saint Maurice’s | 8 | 13.73 | |
| María Paz Peña Monosalva | Javiera Carrera - Rancagua | 5 | DNS | |
| Fernanda Julieta Bastias Puga | Interamericano | 6 | DNS | |
