| Final | |||||
| Lane | Comp.No. | Name | YoB | Club | Time |
| 1 | 1 | Amy BLOW | 11 | City of Linc Pentaqua SC | 1:14.29 |
| 2 | 2 | Suzanna BURKE | 11 | Louth Dolphins SC | 1:14.14 |
| 3 | 3 | Maisie MATTHEWS | 11 | Louth Dolphins SC | 1:10.12 |
| 4 | 4 | Amy PALMER | 11 | City of Linc Pentaqua SC | 1:07.61 |
| 5 | 5 | Kitty LAMB | 11 | South Lincs Competitive SC | 1:07.84 |
| 6 | 6 | Amelia BIRD | 11 | Skegness ASC | 1:13.47 |
| 7 | 7 | Eleanor BIRINY | 11 | Lincoln Vulcans SC | 1:14.27 |
| 8 | 8 | Erin ARCHER | 11 | City of Linc Pentaqua SC | 1:16.29 |