| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 1 | Chun Shing YUEN | 18 | Ashford Sch | 54.86 |
| 1 | 2 | Ruben COWLEY | 17 | RTW Monson | 54.77 |
| 2 | 3 | Matthew ROGERS | 24 | Bromley | 54.36 |
| 3 | 4 | Bryan DINEV | 18 | Bromley | 53.87 |
| 4 | 5 | Amel DELANIN | 17 | Bromley | 53.24 |
| 5 | 6 | Hayden ANNAN | 17 | RTW Monson | 53.33 |
| 6 | 7 | Tom HAWKINS | 17 | RTW Monson | 53.91 |
| 7 | 8 | Alex YOUSEMAN | 17 | Black Lion | 54.53 |
| 8 | 9 | Sebastian WILLIAMS | 17 | Bromley | 54.85 |
| 9 | 10 | Chengze DUAN | 17 | RTW Monson | 55.36 |