| Place | Name | AaD | Club | Time | FINA Pt | 50 | ||||
| 1. | Beth Young | 13 | Felixstowe | 1:18.43 | 546 | 36.18 | ||||
| 2. | Macy Dexter | 13 | Co Cambridge | 1:19.52 | 524 | 36.54 | ||||
| 3. | Olivia Cooper | 13 | Basildon Ph | 1:21.69 | 483 | 38.50 | ||||
| 4. | Lucy Buckingham | 13 | Putteridge | 1:21.98 | 478 | 38.16 | ||||
| 5. | Matilda Ransome | 13 | Co Cambridge | 1:22.02 | 477 | 38.29 | ||||
| 5. | Kirsty Fuge | 13 | Hatfield | 1:22.02 | 477 | 37.87 | ||||
| 7. | Sophie Clerkin | 13 | Braintree | 1:22.19 | 475 | 37.95 | ||||
| 8. | Elijah Britton | 13 | St Felix Sch | 1:22.38 | 471 | 39.23 |