| Serie 1 |
| Colomba Egaña Olivos | San Isidro | 2 | 11.61 | 6 q |
| Magdalena Barranco Guzmán | Cumbres | 6 | 12.68 | 22 |
| Dominga Egaña Amenábar | Nazaret | 5 | 12.69 | 23 |
| Antonia Montero Silva | Huelén | 3 | 13.27 | 30 |
| Isidora Yousef Schroder | Everest | 1 | 13.44 | 34 |
| Maite Espinosa Lagos | SSCC Manquehue | 4 | 14.02 | 42 |
| Dominga Isla Valenzuela | San Ignacio El Bosque | 7 | DNS | |
| Catalina Antonia Rojas Peredo | Sankt Thomas Morus | 8 | DNS | |
| Serie 2 |
| Blanca Winter Miquel | Cumbres | 7 | 11.95 | 17 |
| Catalina Guzmán Díaz | Juanita de los Andes | 8 | 12.15 | 19 |
| Maria Ureta Olivier | SSCC Manquehue | 1 | 12.92 | 27 |
| Maite Hiromi Hirose Aguilar | Instituto Talagante | 2 | 13.53 | 36 |
| María León Baeza | Nazaret | 3 | 13.74 | 38 |
| Blanca Fernández Murillo | La Maisonnette | 4 | 13.84 | 40 |
| Lucia Abud G | The Grange School | 5 | DNS | |
| Gracia Torres Escarate | San Ignacio El Bosque | 6 | DNS | |
| Serie 3 |
| María Gracia Lira Olivier | Cumbres | 4 | 11.91 | 14 |
| Fernanda Ferrer Salinas | San Francisco de Asís | 3 | 11.91 | 15 |
| Julieta Cordova Retamal | Juanita de los Andes | 6 | 12.85 | 26 |
| Amelia Meneses Valedenegro | Instituto Alonso de Ercilla | 5 | 12.95 | 28 |
| Matilda Leonor Piña Celis | Instituto Talagante | 2 | 13.78 | 39 |
| Luz Chacón Acuña | La Maisonnette | 7 | 14.30 | 44 |
| Fernanda Pinto Teuber | Del Sagrado Corazón - Apoquindo | 1 | DNS | |
| Serie 4 |
| Olivia Rodríguez Edwards | San Benito | 6 | 11.65 | 8 q |
| María Jesús Vicuña Margarit | San Anselmo | 2 | 11.88 | 13 |
| Clarisa Schaale Palma | Saint George's College | 3 | 11.93 | 16 |
| Josefina Larraín Debesa | San Francisco de Asís | 7 | 13.28 | 31 |
| Laura Herrera Silva | La Maisonnette | 4 | 14.48 | 46 |
| Isidora Urzua Concha | Juanita de los Andes | 1 | DNS | |
| Belen Yarur Kiessling | Santa Cruz - Chicureo | 5 | DNS | |
| Serie 5 |
| Clara Romero Bezanilla | Los Alerces | 3 | 11.73 | 10 |
| Blanca Rosselot García De La Huerta | San Benito | 7 | 12.03 | 18 |
| Clara Robeson Silva | San Anselmo | 1 | 13.33 | 32 |
| Elena Tardel Swett | Saint George's College | 4 | 13.97 | 41 |
| Lucía Letelier Lamas | San Francisco de Asís | 5 | 14.23 | 43 |
| Amanda Guzman Mewes | Santa Cruz - Chicureo | 6 | 14.42 | 45 |
| Trinidad Alejandra Ríos Jara | Calasanz | 2 | DNS | |
| Serie 6 |
| María J Salinas Delano | Los Alerces | 6 | 11.54 | 3 q |
| Marianne Jesus Bittner Budge | Santa Úrsula | 3 | 11.60 | 5 q |
| Asunción Yarur Molina | Los Andes | 7 | 11.63 | 7 q |
| Jacinta Ricapito Da Bove | Saint George's College | 5 | 12.82 | 25 |
| Luna Venegas Contreras | Sagrado Corazón de Talagante | 1 | 15.36 | 47 |
| Ema Peró Silberberg | San Benito | 2 | DNS | |
| Martina Urzua Parra | Calasanz | 4 | DNS | |
| Serie 7 |
| Josefa Sánchez Hochschild | Los Andes | 1 | 11.53 | 2 q |
| Maria Sofia Gualda Urruticoechea | San Isidro | 2 | 11.66 | 9 q |
| Isidora Costa Lopez | Everest | 4 | 11.79 | 11 |
| Margarita Faille Matte | Santa Úrsula | 6 | 12.70 | 24 |
| Isabel Gelmi Garrido | Huelén | 5 | 13.50 | 35 |
| Francisca Dehays Escobar | Calasanz | 7 | 13.71 | 37 |
| Lucia Darraidou Yuraszeck | Los Alerces | 3 | DNS | |
| Serie 8 |
| María Cecilia Fuenzalida Irarrázaval | Los Andes | 4 | 10.79 | 1 q |
| Amanda María Hube Lacamara | Everest | 7 | 11.57 | 4 q |
| Ignacia Bravo Oviedo | SSCC Manquehue | 5 | 11.83 | 12 |
| Olivia Puelma Lehuedé | Huelén | 1 | 12.48 | 20 |
| Elisa Guarda Spörke | Santa Úrsula | 3 | 12.58 | 21 |
| Laura Carmona Casadio | San Isidro | 2 | 13.10 | 29 |
| Antonia Ubilla Concha | Nazaret | 6 | 13.41 | 33 |
