| Serie 1 |
| Roxana Ramírez Rodríguez | Escuela Básica Akori | 4 | 11.48 | 5 q |
| Elisa Colossi Beytia | Everest | 5 | 11.70 | 11 |
| Krishna Stephania Ferrat Guerrero | Centenario de Maipú | 6 | 11.71 | 14 |
| Valentina García Mardones | Los Alerces | 3 | 12.03 | 35 |
| Agustina De La Riva Silva | Juanita de los Andes | 7 | 12.25 | 54 |
| Sofia Acosta Aravena | Escuela Atlética Ganbaru | 1 | 12.66 | 69 |
| Rafaela Noton De La Carrera | Del Sagrado Corazón - Apoquindo | 2 | 12.71 | 72 |
| Colomba Gana Hollemart | Maitenes | 8 | DNS | |
| Serie 2 |
| Alicia Venegas Cox | Del Sagrado Corazón - Apoquindo | 5 | 11.81 | 22 |
| Laura Lea Plaza De La Cuadra | Juanita de los Andes | 1 | 11.89 | 27 |
| María Del Pilar Molina Ruíz | Villa María Academy | 3 | 11.90 | 28 |
| Isidora Francisca Nuñez Ormeño | Instituto Alonso de Ercilla | 7 | 12.58 | 64 |
| Martina Andrea Ferrari Cavalla | Scuola Italiana - Vittorio Montiglio | 8 | 13.29 | 82 |
| Daniela Quintana Perez | Instituto Chacabuco | 2 | DNS | |
| Pilar Rodríguez Mendes | Maitenes | 4 | DNS | |
| Blanca Larrain Hamel | San Anselmo | 6 | DNS | |
| Serie 3 |
| Maria Paz Barrera Correa | Alemán de La Serena | 4 | 11.25 | 1 q |
| María Claro Grossetete | San Anselmo | 5 | 11.66 | 9 |
| Sofia Ossa Merino | Huelén | 1 | 11.78 | 21 |
| Paula Lorenzini Kovacic | Juanita de los Andes | 6 | 11.95 | 30 |
| Daniela O'ryan Sanchez | Santa Cruz - Chicureo | 8 | 12.58 | 65 |
| Magdalena Faúndez Burgos | Maitenes | 2 | 12.69 | 70 |
| Camila Noemi Abarca Pasten | Saint Louis School - Maipú | 3 | DNS | |
| Kala Bellinghausen Amaral | La Maisonnette | 7 | DNS | |
| Serie 4 |
| Lourdes Sanchez Soto | San Benito | 4 | 11.64 | 8 q |
| Emilia Paz Belmar Ventura | Mayor - Peñalolen | 5 | 11.71 | 15 |
| Tarsis Loussaint Kinse | Instituto Santa Marta | 3 | 11.91 | 29 |
| Violeta Claro García | Los Alerces | 2 | 12.06 | 38 |
| Maria Jesus Sasmay Rojas | Andrée English School | 6 | 12.69 | 71 |
| Helena Perez P | Saint John's Villa Academy | 7 | 12.78 | 74 |
| Fernanda Wagner Bettancourt | Alemán de Santiago | 1 | 13.03 | 79 |
| Josefina De Pol Quezada | The Southern Cross School | 8 | DNS | |
| Serie 5 |
| Ana Lewin Schaeffer | Villa María Academy | 4 | 11.28 | 2 q |
| Maria Ignacia Acevedo Infante | Los Andes | 3 | 11.63 | 6 q |
| Emilia Fernandez Henriquez | Saint Gabriel's School | 5 | 12.06 | 39 |
| Matilde Macchiavello Zurita | Scuola Italiana - Vittorio Montiglio | 6 | 12.32 | 56 |
| Emilia Paz Paulina Veloso Soto | Los Aromos | 1 | 12.50 | 62 |
| Rosario Castillo Birkle | Saint Gabriel's School | 8 | 13.09 | 81 |
| Victoria Angelica Urqueta Rojas | Instituto O'Higgins de Rancagua | 7 | 13.31 | 83 |
| Jacinta Méndez Váldes | Epullay Montessori | 2 | 13.41 | 85 |
| Serie 6 |
| Valentina Mozó Sanhueza | San Francisco de Asís | 4 | 11.63 | 7 q |
| Dominga Larraín Márquez | San Anselmo | 5 | 12.04 | 37 |
| Ignacia Belen Mitchell San Martin | Instituto San Martín - Curicó | 6 | 12.38 | 59 |
| Luciana Pardo Rojas | Nuestra Señora del Camino | 1 | 12.43 | 61 |
| Paloma Gonzalez Araya | Mayor - Peñalolen | 8 | 12.97 | 77 |
| Francisca González Fritis | La Maisonnette | 7 | 13.02 | 78 |
| Victoria Tapia Yañez | San Ignacio El Bosque | 2 | DNS | |
| Josefina Cruzat Ramirez | The Mayflower School | 3 | DNS | |
| Serie 7 |
| Augusta María Ureta Álvarez | Los Alerces | 4 | 11.77 | 20 |
| Josefina Lui Cortesi | Alemán de Santiago | 5 | 11.87 | 25 |
| Katherine Robertson Wilson | Trebulco School | 3 | 12.22 | 49 |
| Sofia Bertrand Velasco | SSCC Manquehue | 6 | 12.29 | 55 |
| Valentina Antonia Morales Figueroa | Alberto Pérez | 7 | 12.86 | 75 |
| Laura Carolina Moraga Berrios | Instituto San Martín - Curicó | 8 | 13.54 | 87 |
| Sara Fernández Bustos | The Newland School | 1 | DNS | |
| María Francisca Smith Muñoz | Nazaret | 2 | DNS | |
| Serie 8 |
| Lucia Iacobelli Ovalle | Los Andes | 4 | 11.46 | 4 q |
| Alejandra Valentina Chourio Rosales | Polivalente Profesor Guillermo González Heinrich | 5 | 11.70 | 12 |
| Maria Jose Pizarro Perez | Huelén | 6 | 11.86 | 24 |
| Colomba Llodrá Frauenberg | Saint George's College | 1 | 12.09 | 40 |
| Belen Ulloa Muñoz | San Francisco Javier de Huechuraba | 2 | 12.16 | 43 |
| Bárbara Menichetti Ortega | La Maisonnette | 7 | 13.07 | 80 |
| Isabela Hernandez Goulart | Lycée Antoine de Saint-Exupéry | 8 | 13.43 | 86 |
| Emma Sharpe Rojas | SSCC Manquehue | 3 | DNS | |
| Serie 9 |
| Agustina Pascal Gonzalez Catalan | Santa Mónica - Melipilla | 4 | 11.31 | 3 q |
| Antonia Ignacia Aliaga Villarreal | Instituto San Martín - Curicó | 5 | 11.71 | 16 |
| Agustina Ortiz Donoso | San Ignacio El Bosque | 6 | 12.24 | 52 |
| Macarena Pedraza Irarrázabal | The Newland School | 1 | 12.38 | 60 |
| María Teresa Pozo Requena | San José de Chicureo | 2 | 13.85 | 89 |
| Amaia Errázuriz Dulanto | The Newland School | 3 | DNS | |
| Antonia Martínez Casas Del Valle | Trebulco School | 7 | DNS | |
| Josefa Paulina Ramos Rodriguez | The Angel's School | 8 | DNS | |
| Serie 10 |
| María Haeussler Errazuriz | Villa María Academy | 4 | 11.73 | 17 |
| Emilia Garcia Huidobro Fresno | Huelén | 3 | 11.87 | 26 |
| Elisa Aguado Riquelme | San Benito | 5 | 11.97 | 31 |
| Maria Jose Zorro Sanchez | Lycée Antoine de Saint-Exupéry | 2 | 12.21 | 47 |
| Javiera Paz Gonzales Andrades | Santa Úrsula - Maipú | 7 | 12.61 | 66 |
| Lucia Francisca Arce Jara | Instituto O'Higgins de Rancagua | 6 | 12.64 | 68 |
| Martina Paz Serrano Ramírez | San José de Chicureo | 8 | 14.12 | 90 |
| Serie 11 |
| Ma Loreto Bunout Miquel | Everest | 4 | 11.74 | 18 |
| Amparo Valdes Iturrate | Santa Cruz - Chicureo | 6 | 11.74 | 19 |
| Amalia Ferrer Balocchi | Nazaret | 5 | 12.13 | 42 |
| Antonia Paz Diaz Caro | Instituto O'Higgins de Rancagua | 7 | 12.16 | 44 |
| Sara Bravo Errazuriz | San Benito | 3 | 12.24 | 53 |
| Montserrat Lemp Vela | Alemán de Santiago | 2 | 12.76 | 73 |
| Cecilia Antonia Lara Salazar | Escuela Porongo | 8 | 13.38 | 84 |
| Serie 12 |
| Valentina Calleja Rovira | Saint George's College | 5 | 11.69 | 10 |
| Kerry Joo Liao | Instituto Alonso de Ercilla | 4 | 11.70 | 13 |
| Martina Paz Aravena Opdahl | Escuela Porongo | 3 | 11.85 | 23 |
| Antonia Paulós Eyzaguirre | San Francisco de Asís | 6 | 12.32 | 57 |
| Florencia Badilla Pérez | Mayor - Peñalolen | 7 | 12.34 | 58 |
| Francisca Ruiz Poblete | Saint John's Villa Academy | 2 | DNS | |
| Juanita Rodriguez Vargas | San Ignacio El Bosque | 8 | DNS | |
| Serie 13 |
| Martina Fica Leyton | Instituto Alonso de Ercilla | 4 | 12.00 | 34 |
| Maria Gracia Sanfuentes Zamorano | Del Sagrado Corazón - Apoquindo | 6 | 12.03 | 36 |
| Elisa Maria Alamos Zañartu | Los Andes | 3 | 12.17 | 45 |
| Agustina Viel De La Maza | SSCC Manquehue | 5 | 12.23 | 50 |
| Josefa Ignacia Vicencio Sepulveda | Santa Úrsula - Maipú | 7 | 12.23 | 51 |
| Eloisa Pérez López | Epullay Montessori | 2 | 12.63 | 67 |
| Amparo Subiabre Spencer | Santa Cruz - Chicureo | 8 | 13.62 | 88 |
| Serie 14 |
| Alizee Shen Shieh | Saint Gabriel's School | 2 | 11.98 | 32 |
| Constanza Zuñiga Ramirez | Saint John's Villa Academy | 4 | 11.99 | 33 |
| Sofia Correa Bertran | Nazaret | 3 | 12.11 | 41 |
| Olivia Prieto Barros | Everest | 5 | 12.20 | 46 |
| Isabel Lizama Michelson | Saint George's College | 6 | 12.21 | 48 |
| Pascuala Grifferos Dibarrat | Epullay Montessori | 1 | 12.52 | 63 |
| Manuela Castillo Hyslop | The Angel's School | 7 | 12.89 | 76 |
| Sofía Paulós Eyzaguirre | San Francisco de Asís | 8 | DNS | |
