| Serie 1 |
| María Jesús Rivadeneira Contardo | San Anselmo | 7 | 10.88 | 2 q |
| Amalia Tagle Bier | Santa Úrsula | 2 | 11.08 (11.0800) | 5 q |
| Maria Eugenia Prieto Mujica | Los Andes | 8 | 11.09 | 7 q |
| Isidora Montaner Lagos | Saint George's College | 4 | 11.16 | 8 q |
| Montserrat Blanco Lam | Del Sagrado Corazón - Apoquindo | 6 | 11.20 | 9 |
| Amanda Fernandino Contreras | San Francisco Javier de Huechuraba | 3 | 11.74 | 31 |
| María Irarrázaval De La Cerda | San Francisco de Asís | 5 | 12.53 | 49 |
| Amparo Maria Marchant Alamos | The Mayflower School | 1 | DNS | |
| Serie 2 |
| Fatima Yarur Molina | Los Andes | 7 | 10.84 | 1 q |
| Alicia Tardel Swett | Saint George's College | 5 | 11.06 | 4 q |
| Sofía Ávalos Murillo | San Francisco de Asís | 8 | 11.40 | 14 |
| Olivia Cisternas García-Huidobro | Santa Úrsula | 4 | 11.63 | 22 |
| Amanda Angelica Arce Melian | The Mayflower School | 6 | 11.86 | 35 |
| Amanda Orienter Sotomayor | San Anselmo | 2 | 12.00 | 41 |
| Catalina Villar Gonzalez | Del Sagrado Corazón - Apoquindo | 3 | 12.34 | 47 |
| Magdalena Araya Anais | San Francisco Javier de Huechuraba | 1 | DNS | |
| Serie 3 |
| Laura Leonor Corada Vives | Andrée English School | 3 | 10.98 | 3 q |
| Lucía Poduje Larraín | San Ignacio El Bosque | 6 | 11.35 | 13 |
| Josefina Brogle Seydewitz | Alemán de Santiago | 4 | 11.43 | 16 |
| Isabel Greene A | The Grange School | 5 | 11.68 | 26 |
| Olivia Vial Tampier | San Benito | 1 | 11.70 (11.7000) | 28 |
| Simona Tarlaschi Echeverria | Internacional SEK | 2 | 12.11 | 45 |
| Blanca Farías Chacón | Epullay Montessori | 7 | 12.69 | 51 |
| María Trinidad Martínez Fuentealba | San José de Chicureo | 8 | DNS | |
| Serie 4 |
| Martina María Undurraga Galvez | San Benito | 4 | 11.42 | 15 |
| Josefina Ignacia Morales Rojas | Andrée English School | 8 | 11.49 | 17 |
| Marina Huerta Raab | The Grange School | 1 | 11.71 | 30 |
| Juanita Vio Maturana | San José de Chicureo | 5 | 11.99 | 40 |
| Francisca Bueno Alarcón | Epullay Montessori | 2 | 12.07 | 42 |
| Valeria Luna Molinari | San Ignacio El Bosque | 7 | 12.08 (12.0800) | 43 |
| Antonia Zerega Veloso | Alemán de Santiago | 3 | 12.81 | 52 |
| Roberta Fuenzalida Fernandez | Internacional SEK | 6 | DNS | |
| Serie 5 |
| Maria Emilia Rosales Aguilera | Everest | 5 | 11.21 | 10 |
| Maite Sofia Araya Villar | Villa María Academy | 4 | 11.31 | 11 |
| Blanca Allue Baeza | Juanita de los Andes | 3 | 11.34 | 12 |
| Maria Jesus Edwards Bustamante | The Newland School | 2 | 11.51 | 19 |
| Maria Gracia Alarcon Berguecio | SSCC Manquehue | 8 | 12.14 | 46 |
| Clara Leyton Vial | Cumbres | 6 | 12.61 | 50 |
| Belen Astudillo Montiel | The Greenland School | 7 | 13.44 | 54 |
| Serie 6 |
| Olivia Bravo Rosselot | The Newland School | 8 | 11.08 (11.0800) | 6 q |
| Emilia Celedón Reyes | Villa María Academy | 4 | 11.53 | 20 |
| Agustina Calderon Segovia | SSCC Manquehue | 2 | 11.69 | 27 |
| Matilde Alarcon Cisterna | Juanita de los Andes | 6 | 11.86 | 36 |
| Juliana Paut Bonacic | Cumbres | 3 | 12.47 | 48 |
| Paz Landeros Jimenez | The Greenland School | 7 | 14.12 | 55 |
| Emilia Pizarro Schele | Everest | 5 | DNS | |
| Serie 7 |
| Amalia Moncayo Campos | Nazaret | 2 | 11.50 | 18 |
| Sofia Verdugo Infanta | The Angel's School | 3 | 11.64 | 23 |
| Trinidad Ponce Foster | Huelén | 5 | 11.70 (11.7000) | 29 |
| Josefina Mella Quezada | Los Alerces | 4 | 11.78 | 32 |
| Emilia Rupin Orell | Saint Gabriel's School | 7 | 11.88 | 37 |
| Olivia López Sepúlveda | Saint John's Villa Academy | 8 | 11.89 (11.8900) | 38 |
| Rocio Malagueño Toledo | San Isidro | 6 | 12.08 (12.0800) | 44 |
| Serie 8 |
| Josefina García Mardones | Los Alerces | 8 | 11.58 | 21 |
| Delia Honorato Alcalde | Huelén | 4 | 11.66 | 24 |
| María De Los Dolores Messina Widow | San Isidro | 5 | 11.67 | 25 |
| Florencia Villalobos Mackenney | Saint John's Villa Academy | 3 | 11.82 (11.8200) | 33 |
| Josefina Mena Concha | Nazaret | 6 | 11.82 (11.8200) | 34 |
| Luciana Carvajal Pino | Saint Gabriel's School | 7 | 11.89 (11.8900) | 39 |
| Helena Lock Fernandez | The Angel's School | 2 | 13.20 | 53 |
