| Final | |||||
| Lane | Comp.No. | Name | YoB | Club | Time |
| 2 | 2 | Lucy JENKINSON | 12 | Deepings SC | 1:34.14 |
| 3 | 3 | Miley RICHARDSON | 13 | Lincoln Vulcans SC | 1:33.33 |
| 4 | 4 | Emily TALKES | 12 | Lincoln Vulcans SC | 1:17.72 |
| 5 | 5 | Charlotte BROWNLESS | 12 | Lincoln Trident Swimming Academy | 1:32.92 |
| 6 | 6 | Georgia MIDDLETON | 12 | Louth Dolphins SC | 1:33.61 |
| 7 | 7 | Connie MILLNS | 12 | City of Linc Pentaqua SC | 1:35.00 |