| Serie 1 |
| Colomba Petersen De La Maza | San Anselmo | 5 | 11.00 | 7 q |
| Candelaria Reyes Winter | Los Andes | 7 | 11.11 | 8 q |
| Josefina Duval Prat | Cumbres | 3 | 11.24 | 11 |
| Julieta Rodriguez Acevedo | Juanita de los Andes | 4 | 11.64 | 19 |
| Francisca Mujica Wielandt | Huelén | 8 | 12.83 | 30 |
| Laura Romero Bezanilla | Los Alerces | 2 | 13.63 | 37 |
| Florencia Arias Cordova | Instituto Alonso de Ercilla | 1 | DNS | |
| Florencia Soto Arriagada | SSCC Alameda | 6 | DNS | |
| Serie 2 |
| Olivia Petersen De La Maza | San Anselmo | 6 | 10.14 | 1 q |
| SofĂa De La Cuesta Ferrer | Cumbres | 3 | 11.29 | 13 |
| Julia Schmidt Fuenzalida | Everest | 4 | 11.39 | 16 |
| Sara Oyarzo Rosales | Instituto Alonso de Ercilla | 8 | 12.39 | 26 |
| Laura Concha Ferrer | Saint George's College | 2 | 12.95 | 33 |
| Martina Rivera Farias | Juanita de los Andes | 5 | DNS | |
| Ana Somarriva Estay | Los Alerces | 7 | DNS | |
| Serie 3 |
| LucĂa Cádiz Rosselot | Saint George's College | 6 | 10.68 | 3 q |
| Florencia Valenzuela Nazar | Cumbres | 7 | 10.77 | 4 q |
| Florencia De JesĂşs Ruiz-Tagle Berguecio | Nazaret | 8 | 10.85 | 5 q |
| Sofia Bledel Tagle | Everest | 5 | 13.56 | 36 |
| Colomba Manrriquez Fredes | Saint John's Villa Academy | 2 | 14.06 | 38 |
| Laura Reydet Vélez | Juanita de los Andes | 3 | DNS | |
| Consuelo GarcĂa Lira | Los Alerces | 4 | DNS | |
| Serie 4 |
| Eva Sandrock Cox | Alemán de Santiago | 5 | 11.12 | 9 |
| Julieta Sanhueza Delarze | Everest | 6 | 11.35 | 14 |
| Maria Clara Baboun Meschede | Nazaret | 4 | 12.01 | 22 |
| MarĂa Gracia RodrĂguez UrzĂşa | Santa Ăšrsula | 7 | 12.22 | 25 |
| Margarita Petersen Ortuzar | San Francisco de AsĂs | 2 | 12.48 | 27 |
| Matilda MartĂnez Andaur | Saint George's College | 3 | 12.63 | 29 |
| Isidora Martinez Mora | Saint John's Villa Academy | 8 | DNS | |
| Serie 5 |
| Clara Gazmuri Piedra | Nazaret | 6 | 11.41 | 17 |
| Josefa Castillo Erlwein | San Francisco de AsĂs | 8 | 11.82 | 20 |
| Emilia Vargas Maldonado | SSCC Manquehue | 4 | 12.03 | 23 |
| Amanda Riesco Castro | Alemán Chicureo | 3 | 12.89 | 31 |
| Blanca Ovalle Cherniavsky | Santa Ăšrsula | 2 | DNS | |
| Blanca Arenillas Garces | San Isidro | 5 | DNS | |
| Maite Zamora Poblete | Santo Domingo | 7 | DNS | |
| Serie 6 |
| Fernanda Besnier Vásquez | SSCC Manquehue | 7 | 10.98 | 6 q |
| Dominga Cea Beltran | San Francisco Javier de Huechuraba | 8 | 12.90 | 32 |
| Catalina González Barriga | San Francisco de AsĂs | 6 | 13.07 | 34 |
| Antonella Ilardi Lailhacar | Alemán Chicureo | 4 | 15.20 | 39 |
| Colomba Egaña Olivos | San Isidro | 2 | DNS | |
| Antonia Montenegro Rios | Internacional Alba | 3 | DNS | |
| Mariana Cubas Mardon | Santa Ăšrsula | 5 | DNS | |
| Serie 7 |
| Jacinta Mackenna Zegers | Los Andes | 2 | 10.40 | 2 q |
| Maria Gracia Stoltzmann Von Unger | Huelén | 8 | 11.24 | 12 |
| Ema Malatesta Quintana | Del Sagrado CorazĂłn - Apoquindo | 4 | 11.46 | 18 |
| Amanda RodrĂguez Cazenave | San Francisco Javier de Huechuraba | 3 | 11.86 | 21 |
| Simona Rebolledo Ayarza | Escuela Atlética Ganbaru | 6 | 13.45 | 35 |
| Ignacia Bravo Oviedo | SSCC Manquehue | 5 | 18.19 | 40 |
| Martina Carrion Strul | Saint Gabriel's School | 7 | DNS | |
| Serie 8 |
| Maria De Las Mercedes Villarroel De Leon | Huelén | 8 | 11.22 | 10 |
| Olivia Lamarca Avilés | Los Andes | 4 | 11.37 | 15 |
| MarĂa Gracia Fernández Stockebrand | Del Sagrado CorazĂłn - Apoquindo | 5 | 12.06 | 24 |
| Isidora Figueroa Silva | San Francisco Javier de Huechuraba | 2 | 12.60 | 28 |
| MarĂa Paz LĂłpez Aros | San Anselmo | 3 | DNS | |
| Amelia Meneses Valedenegro | Instituto Alonso de Ercilla | 6 | DNS | |
| Josefa Escobar Pavez | SSCC Alameda | 7 | DNS | |