| Name | Age | Club | Time | |
| 1 | Georgia Davies | 17 | Wales | 30.12 |
| 2 | Aisling Cooney | 17 | Ireland | 31.03 |
| 3 | Chelsey Wilson | 17 | Ulster | 31.27 |
| 4 | Kirsty Hart | 17 | SwimScotland | 31.48 |
| 5 | Rosie Hood | 16 | Scotland | 31.50 |
| 6 | Hannah Miley | 18 | Garioch | 31.70 |
| 7 | Lisa Main | 14 | Dunedin | 31.96 |
| 8 | Hayley Burke | 18 | Leinster | 32.12 |