Final Mens 16 Yrs/Under 400m Freestyle
| Place | Name | AaD | Club | Time | GB Pts | | 50 | 100 | 150 | 200 |
| | | | | | | 250 | 300 | 350 | 400 |
| 1. | Jonathan QUINN | 15 | Hatfield | 4:09.73 | 770 | | 29.18 | 32.61 | 33.22 | 33.12 |
| | | | | | | 30.08 | 30.76 | 30.67 | 30.09 |
| 2. | Lucas IRVING | 15 | Hatfield | 4:19.94 | 693 | | 29.69 | 32.84 | 32.97 | 33.21 |
| | | | | | | 33.60 | 33.79 | 32.98 | 30.86 |
| 3. | Samuel SPAUL | 16 | UEA Norwich | 4:20.32 | 690 | | 30.65 | 33.06 | 33.10 | 32.96 |
| | | | | | | 32.73 | 33.47 | 33.13 | 31.22 |
| 4. | Bobby CAVE | 15 | Hatfield | 4:20.79 | 687 | | 30.73 | 33.71 | 33.74 | 34.18 |
| | | | | | | 32.97 | 32.89 | 32.30 | 30.27 |
| 5. | Aaron GALVANI | 15 | Hatfield | 4:25.06 | 658 | | 29.94 | 33.39 | 34.08 | 33.50 |
| | | | | | | 33.84 | 33.90 | 33.88 | 32.53 |
| 6. | Andrew CURTIN | 16 | Hatfield | 4:27.79 | 639 | | 29.98 | 33.44 | 34.27 | 34.29 |
| | | | | | | 34.25 | 34.27 | 34.10 | 33.19 |
| 7. | Charles W WALKER | 15 | Co Peterboro | 4:27.92 | 639 | | 30.64 | 33.84 | 33.46 | 34.36 |
| | | | | | | 34.07 | 33.89 | 34.13 | 33.53 |
| 8. | Benjamin DAVIES | 15 | Deben | 4:28.82 | 633 | | 29.67 | 33.15 | 33.74 | 34.11 |
| | | | | | | 34.79 | 34.93 | 34.79 | 33.64 |