| | Heike Clarke | Pickering (Ajax) | 11:15.84 | 11:33.73 | 10 | |
| 44.7472(44.7472) | 2:16.9402(1:32.1930) | 3:51.6842(1:34.7440) | 5:27.4922(1:35.8080) | 6:58.6752(1:31.1830) | 8:34.0092(1:35.3340) | 10:07.3172(1:33.3080) | 11:33.7292(1:26.4120) |
|
| | Samata Chamarty | Pickering (Ajax) | 11:55.00 | 11:55.38 | 8 | |
| 45.3012(45.3012) | 2:19.4042(1:34.1030) | 3:55.5172(1:36.1130) | 5:31.2362(1:35.7190) | 7:07.2732(1:36.0370) | 8:47.2582(1:39.9850) | 10:29.6812(1:42.4230) | 11:55.3722(1:25.6910) |
|
| | Alyssa Arbuckle | J. Clarke Richardson (Ajax) | 11:00.00 | 11:58.86 | 6 | |
| 44.2112(44.2112) | 2:16.7142(1:32.5030) | 3:51.4682(1:34.7540) | 5:28.7412(1:37.2730) | 7:06.7062(1:37.9650) | 8:46.7022(1:39.9960) | 10:29.3652(1:42.6630) | 11:58.8602(1:29.4950) |
|
| | Emmersen Stezik | Maxwell Heights (Oshawa) | 11:56.95 | 12:08.25 | 5 | |
| 46.3812(46.3812) | 2:21.6572(1:35.2760) | 3:57.1742(1:35.5170) | 5:31.7562(1:34.5820) | 7:08.4462(1:36.6900) | 8:48.5852(1:40.1390) | 10:32.4292(1:43.8440) | 12:08.2502(1:35.8210) |
|
| | Jasmine Moore | Pickering (Ajax) | 11:58.00 | 12:26.55 | 4 | |
| 45.6732(45.6732) | 2:19.8752(1:34.2020) | 3:56.2462(1:36.3710) | 5:35.5002(1:39.2540) | 7:18.7252(1:43.2250) | 9:04.5402(1:45.8150) | 10:50.9952(1:46.4550) | 12:26.5482(1:35.5530) |
|
| | Juliana Papagni | All Saints (Whitby) | 13:35.33 | 12:37.68 | 3 | |
| 46.7312(46.7312) | 2:23.4272(1:36.6960) | 4:02.4182(1:38.9910) | 5:45.7732(1:43.3550) | 7:31.4362(1:45.6630) | 9:17.4972(1:46.0610) | 11:04.5142(1:47.0170) | 12:37.6752(1:33.1610) |
|
| | Emma Raposo | Paul Dwyer (Oshawa) | 13:22.61 | 12:57.12 | 2 | |
| 47.4032(47.4032) | 2:27.5122(1:40.1090) | 4:08.0702(1:40.5580) | 5:51.5532(1:43.4830) | 7:38.1932(1:46.6400) | 9:28.2962(1:50.1030) | 11:17.1072(1:48.8110) | 12:57.1202(1:40.0130) |
|
| | Camryn Warrington | Maxwell Heights (Oshawa) | 13:32.80 | 13:07.01 | 1 | |
| 46.8992(46.8992) | 2:25.9192(1:39.0200) | 4:04.5102(1:38.5910) | 5:45.0112(1:40.5010) | 7:34.3312(1:49.3200) | 9:27.8552(1:53.5240) | 11:23.3632(1:55.5080) | 13:07.0062(1:43.6430) |
|
| | Arielle Hariprasad | J. Clarke Richardson (Ajax) | 15:41.43 | 15:10.71 | | |
| 47.9892(47.9892) | 2:37.9772(1:49.9880) | 4:35.4172(1:57.4400) | 6:39.0782(2:03.6610) | 8:50.3162(2:11.2380) | 11:00.9172(2:10.6010) | 13:11.6392(2:10.7220) | 15:10.7042(1:59.0650) |
|
| | Abigail Folk | Port Perry (Port Perry) | 11:13.55 | DNS | | |
| | Mariea Riopelle | Maxwell Heights (Oshawa) | 13:17.89 | DNS | | |
