| Final | |||||
| Lane | Comp.No. | Name | YoB | Club | Time |
| 1 | 1 | Harry ELLIS | 11 | Louth Dolphins SC | 39.68 |
| 2 | 2 | Henry SEAGROATT | 11 | Louth Dolphins SC | 38.47 |
| 3 | 3 | Robbie DUFF | 11 | Lincoln Vulcans SC | 37.38 |
| 4 | 4 | Charlie BISBY | 11 | South Lincs Competitive SC | 35.82 |
| 5 | 5 | James HUCKLE | 11 | Lincoln Vulcans SC | 36.87 |
| 6 | 6 | Oscar DURANT | 11 | Grantham SC | 38.46 |
| 7 | 7 | Cezmi MERMUTLU | 11 | Louth Dolphins SC | 39.39 |
| 8 | 8 | Fabian KOLASA | 11 | Grantham SC | 41.76 |