| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 1 | Isabella ARUNDELL | 15 | Black Lion | 1:10.56 |
| 1 | 2 | Kara REDFORD | 15 | Larkfield | 1:09.93 |
| 2 | 3 | Sofia STOYANOVA | 15 | Bromley | 1:08.58 |
| 3 | 4 | Reese HUCKLE | 15 | RTW Monson | 1:06.45 |
| 4 | 5 | Madeleine HIND | 15 | RTW Monson | 1:03.92 |
| 5 | 6 | Amalie SMITH | 15 | RTW Monson | 1:03.94 |
| 6 | 7 | Lilly DELLER | 15 | RTW Monson | 1:07.65 |
| 7 | 8 | Carmen JENKINS | 15 | Maidstone SC | 1:09.76 |
| 8 | 9 | Poppy TAYLOR | 15 | Thanet Swim | 1:10.00 |
| 9 | 10 | Tilly POLLARD | 15 | Ashford Sch | 1:10.69 |