EVENT 102 Boys 16/17 Yrs 100m Freestyle - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 2 | Robbie More | 16 | Scot North | 55.71 |
| 1 | 4 | James Peek | 17 | Somerset | 53.73 |
| 2 | 6 | Kieran Smith | 17 | Staffs | 53.66 |
| 3 | 8 | William Harding | 16 | Cheshire | 53.26 |
| 4 | 10 | Jarrod Bradfield | 16 | Essex | 53.12 |
| 5 | 9 | Daniel Lim | 16 | Scot East | 53.19 |
| 6 | 7 | Jack Bedoes | 17 | Surrey | 53.56 |
| 7 | 5 | Patrick MacLachlan | 17 | Kent | 53.72 |
| 8 | 3 | Ian Elrick | 16 | Scot West | 54.62 |
| 9 | 1 | Chris Gannaway | 16 | Dorset | 55.83 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 12 | Miles Munro | 16 | Hampshire | 52.32 |
| 1 | 14 | Alex Dunk | 17 | Lancashire | 52.00 |
| 2 | 16 | George Wilson | 17 | Middlesex | 51.50 |
| 3 | 18 | Max Litchfield | 17 | Yorkshire | 50.80 |
| 4 | 20 | Karl Morgan | 17 | Notts | 50.30 |
| 5 | 19 | Oliver Leonard | 17 | Berks&SBucks | 50.69 |
| 6 | 17 | Caleb Hughes | 16 | Herts | 51.10 |
| 7 | 15 | Matt Masters | 17 | Ox & N Bucks | 51.83 |
| 8 | 13 | Mischa Menzies | 17 | Derbyshire | 52.27 |
| 9 | 11 | Gavin Haggerwood | 17 | N & Durham | 52.35 |