| Final | |||||
| Lane | Comp.No. | Name | YoB | Club | Time |
| 1 | 1 | Leo OLDERSHAW | 12 | South Lincs Competitive SC | 1:25.59 |
| 2 | 2 | Samuel NICHOLS | 12 | Grantham SC | 1:22.56 |
| 3 | 3 | Dan PALMER | 13 | City of Linc Pentaqua SC | 1:21.08 |
| 4 | 4 | Oliver WILKINSON | 12 | Lincoln Vulcans SC | 1:15.33 |
| 5 | 5 | Francesco MONACO | 12 | South Lincs Competitive SC | 1:17.17 |
| 6 | 6 | Oliver CLARKE | 12 | Deepings SC | 1:21.65 |
| 7 | 7 | Luca HALLAM | 12 | Grantham SC | 1:23.10 |