| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Joseph Greaves | 16 | Corby | 1:25.34 |
| 2 | 2 | Louis Booker | 16 | Wellingboro | 1:25.11 |
| 3 | 3 | Manav Mistry | 16 | Northampton | 1:17.67 |
| 4 | 4 | Cameron Bell | 16 | Rushden | 1:15.44 |
| 5 | 5 | Alexander Menshutkin | 16 | Kettering | 1:17.25 |
| 6 | 6 | Jack Kentish | 16 | Daventry | 1:17.89 |
| 7 | 7 | Benjamin Gibbons | 16 | Northampton | 1:25.32 |
| 8 | 8 | Elliott Barker | 16 | Northampton | 1:26.08 |