| Pos | Name | Age | Club | Time | Splits | |
|---|---|---|---|---|---|---|
| 1 | Natalia Zaclona | 14 | Scorpions | 1:15.85 | 36.36 | 1:15.85 |
| 2 | Olivia Critchlow | 16 | Haddington | 1:17.20 | 37.53 | 1:17.20 |
| 3 | Leah Henny | 15 | InCAS | 1:18.30 | 38.33 | 1:18.30 |
| 4 | Macy Laidlaw | 13 | EMHX | 1:18.64 | 37.49 | 1:18.64 |
| 5 | Holly McGuire | 13 | Trojan | 1:20.07 | 38.55 | 1:20.07 |
| 6 | Alanya Brown | 13 | EHMX | 1:20.11 | 39.55 | 1:20.11 |