| Place | Name | YoB | Club | Time | FINA Pt | 50 | ||||
| 1. | Keira-Mae Ingram | (07) | Co St Albans | 1:19.66 | 322 | 36.94 | ||||
| 2. | Alice Longman | (07) | Bishop Stort | 1:19.72 | 321 | 36.50 | ||||
| 3. | Thea Patel | (07) | Potters Bar | 1:21.78 | 297 | 39.13 | ||||
| 4. | Aine Dunwoodie | (07) | Co St Albans | 1:24.47 | 270 | 39.99 | ||||
| 5. | Eva Glynn | (07) | Hatfield | 1:24.80 | 267 | 39.26 | ||||
| 6. | Grace Lockwood | (07) | Hatfield | 1:24.94 | 265 | 40.59 | ||||
| 7. | Maya Shackell | (07) | Watford SC | 1:27.41 | 243 | 40.68 | ||||
| 8. | Caitlin Walters | (07) | Hemel Hemp | 1:28.63 | 233 | 39.42 |