| Name | Age | Club | Time | Splits | ||
| 1 | Chelsea Lawson | 12 | InCAS | 1:05.18 | 31.96 | 1:05.18 |
| 2 | Ailsa Small | 12 | Warrender | 1:07.33 | 32.74 | 1:07.33 |
| 3 | Emily Clough | 12 | Warrender | 1:08.32 | 33.46 | 1:08.32 |
| 4 | Laura-Kate O'Brien | 12 | InCAS | 1:08.51 | 34.12 | 1:08.51 |
| 5 | Caitlin Burns | 12 | Carnegie | 1:09.28 | 34.01 | 1:09.28 |
| 6 | Kayleigh Hutton | 12 | InCAS | 1:09.41 | 33.64 | 1:09.41 |