| Final | ||||||
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 0 | 1 | Georgia Howell | 17 | S7 | Littleh'pton | 1:31.07 |
| 1 | 2 | Eliza Humphrey | 14 | S11 | Northampton | 1:25.36 |
| 2 | 3 | G Cooper-Holmes | 19 | S7 | Cockermouth | 1:23.91 |
| 3 | 4 | Aliya Bacakoglu | 15 | S9 | Bo Kirklees | 1:19.70 |
| 4 | 5 | Katie Crowhurst | 15 | S13 | Wycombe Dist | 1:11.51 |
| 5 | 6 | Amber Haycock | 12 | S10 | Rushden | 1:17.70 |
| 6 | 7 | Madeleine Harris | 16 | S9 | Elmbridge | 1:23.26 |
| 7 | 8 | Leah O'Connell | 17 | S7 | Camden Swiss | 1:24.90 |
| 8 | 9 | Fern Sneddon | 13 | S6 | RTW Monson | 1:27.21 |
| 9 | 10 | Sarah Whitchurch | 33 | S5 | Guernsey | 1:44.28 |