| 1 | Dufresne, Julianne (2009) | LCC | 50.64 | 1v1 |
| 2 | McCabe, Daelynn (2010) | WWHS JR | 51.92 | 1v3 |
| 3 | Charlebois, Keira (2010) | LA | 51.97 | 1v2 |
| 4 | Arrington, Asia (2010) | Royal | 52.23 | 1v6 |
| 5 | Iannacci, Elia Sierra (2010) | WWHS JR | 52.79 | 1v7 |
| 6 | Stern, Tory (2010) | LCC | 52.94 | 2v7 |
| 7 | Chapman, Clara (2010) | Royal | 53.16 | 1v5 |
| 8 | Goldberg, Stella (2009) | St. Georges | 53.28 | 2v5 |
| 9 | De Pellegrin, Laura (2009) | Sacred Heart | 53.87 | 3v5 |
| 10 | Hosein-Patel, Mikaela (2010) | LA | 54.14 | 2v3 |
| 11 | Maiolo, Sofia (2009) | LA | 54.46 | 2v1 |
| 12 | Patten, Sonya (2010) | Sacred Heart | 54.68 | 3v3 |
| 13 | Prupas, Aria Chaya (2009) | LCC | 55.16 | 4v5 |
| 14 | Pham, Ngoc Kim Thu (2009) | KUP | 55.18 | 3v7 |
| 15 | Etienne-Krief, Emmanuelle (2010) | Royal | 55.42 | 2v2 |
| 16 | Redahl, Liv (2010) | WWHS JR | 55.63 | 2v6 |
| 17 | Rowcliffe, Millasyn Or Millie (2009) | St. Thomas | 56.53 | 4v3 |
| 18 | Wright, Jenna (2009) | KUP | 57.02 | 5v3 |
| 19 | Chaudhury, Sarah (2010) | LCC | 57.30 | 6v3 |
| 20 | Gallant-Macri, Ayden (2009) | ROSEMOUNT HIGH | 57.65 | 4v7 |
| 21 | Medeiros, Olivia (2009) | ROSEMOUNT HIGH | 59.61 | 5v5 |
| 22 | Daniel, Arianna (2010) | LA | 1:00.17 | 1v4 |
| 23 | Keightley Karpati, Juliet (2009) | Royal | 1:00.58 | 3v2 |
| 24 | Hector Marks, Mya-Destiny (2010) | LA | 1:00.76 | 2v4 |
| 25 | Hunt-Douglas, Lily Frances (2009) | Royal | 1:01.16 | 3v6 |
| 26 | Mwangi, Lyah (2009) | ROSEMOUNT HIGH | 1:01.93 | 3v1 |
| 27 | Corsi, Mila (2010) | Sacred Heart | 1:02.22 | 4v6 |
| 28 | Lalli, Samantha (2009) | ROSEMOUNT HIGH | 1:02.51 | 6v5 |
| 29 | Bendennoune, Elsa (2010) | MAI | 1:02.68 | 4v2 |
| 30 | Gupta, Ananya (2009) | KUP | 1:04.16 | 4v1 |
| 31 | Ranellucci, Julia (2009) | ROSEMOUNT HIGH | 1:06.81 | 5v2 |
| 32 | Medalsy, Eliana (2010) | MAI | 1:07.44 | 5v6 |
| 33 | Krieger, Penelope (2009) | St. Georges | 1:10.00 | 6v2 |
| 34 | Poplinger, Helen Christina (2010) | Sacred Heart | 1:10.20 | 3v4 |
| --- | Levy, Noa (2010) | MAI | DNS | v7 |
| --- | Bundi, Makenda (2009) | KUP | DNS | v6 |
| --- | Rofaiel, Jessica (2010) | KUP | DNS | v4 |
| --- | Rossy, Alessia (2009) | LCC | DNS | v4 |
| --- | Serfaty, Noemie (2011) | MAI | DNS | v7 |
| --- | Maloney, Emilia (2010) | St. Georges | DNS | v4 |