| Final | |||||
| Lane | Comp.No. | Name | YoB | Club | Time |
| 1 | 1 | Amy BLOW | 11 | City of Linc Pentaqua SC | 1:26.97 |
| 2 | 2 | Eleanor BIRINY | 11 | Lincoln Vulcans SC | 1:24.60 |
| 3 | 3 | Amy PALMER | 11 | City of Linc Pentaqua SC | 1:20.90 |
| 4 | 4 | Kitty LAMB | 11 | South Lincs Competitive SC | 1:14.62 |
| 5 | 5 | Maisie MATTHEWS | 11 | Louth Dolphins SC | 1:19.23 |
| 6 | 6 | Suzanna BURKE | 11 | Louth Dolphins SC | 1:21.92 |
| 7 | 7 | Amelia BIRD | 11 | Skegness ASC | 1:25.99 |
| 8 | 8 | Amy TAYLOR | 11 | Grantham SC | 1:27.02 |