| Final | ||||||
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 0 | 1 | Chloe Buck | 15 | S9 | Team Jorvik | 1:14.29 |
| 1 | 2 | Naomi Ciorap | 16 | S13 | Romania | 1:11.49 |
| 2 | 3 | Nuria Marques Soto | 13 | S9 | Spain | 1:10.49 |
| 3 | 4 | Reagan Doig | 14 | S14 | Perth City | 1:08.71 |
| 4 | 5 | Amy Marren | 14 | S9 | Romford Town | 1:06.40 |
| 5 | 6 | Lucy Walkup | 16 | S15 | Glenrothes | 1:06.93 |
| 6 | 7 | Alice Tai | 13 | S10 | Seagulls Swi | 1:09.58 |
| 7 | 8 | Kolbrun Stefansdottir | 15 | S14 | Iceland | 1:10.91 |
| 8 | 9 | Emily Harris | 15 | S9 | St Felix Sch | 1:13.47 |
| 9 | 10 | Katie Nesbitt | 14 | S14 | UEA Norwich | 1:15.15 |