| B Final | |||||
| Lane | Comp.No. | Name | YoB | Club | Time |
| 1 | 1 | Eliza PINKSTONE | 05 | Stockport Mo | 1:04.72 |
| 2 | 2 | Sophie TRAILL | 07 | Stockport Mo | 1:03.66 |
| 3 | 3 | Paige FENTON | 03 | Loughboro Un | 1:03.49 |
| 4 | 4 | Ashleigh BAILLIE | 06 | Co Manch Aq | 1:03.36 |
| 5 | 5 | Sholah ROBINSON | 06 | Co Sheffield | 1:03.39 |
| 6 | 6 | Jessica SMELT | 07 | Repton | 1:03.49 |
| 7 | 7 | Mollie GARRATT | 04 | Co Manch Aq | 1:03.95 |
| 8 | 8 | Henrietta D'AMMASSA | 05 | Co Manch Aq | 1:04.95 |