| Final | |||||
| Lane | Comp.No. | Name | YoB | Club | Time |
| 1 | 1 | Harry ELLIS | 11 | Louth Dolphins SC | 1:17.27 |
| 2 | 2 | Kieran BLOOR | 11 | City of Linc Pentaqua SC | 1:16.12 |
| 3 | 3 | James HUCKLE | 11 | Lincoln Vulcans SC | 1:12.71 |
| 4 | 4 | Charlie BISBY | 11 | South Lincs Competitive SC | 1:05.88 |
| 5 | 5 | Henry SEAGROATT | 11 | Louth Dolphins SC | 1:12.69 |
| 6 | 6 | Robbie DUFF | 11 | Lincoln Vulcans SC | 1:12.91 |
| 7 | 7 | Oscar DURANT | 11 | Grantham SC | 1:16.52 |
| 8 | 8 | Henry MASON-SMITH | 11 | Louth Dolphins SC | 1:19.11 |