EVENT 504 Boys 11/13 Yrs 200m Breaststroke - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 2 | 2 | Michael Senior | 11 | Nova Cent'n | 3:17.00 |
| 3 | 4 | Hou Yu Lei | 11 | Nova Cent'n | 3:14.48 |
| 4 | 6 | Max Turner | 12 | Co Lincoln P | 3:12.48 |
| 5 | 5 | James Dobney | 12 | Grantham | 3:13.77 |
| 6 | 3 | Alexander Casey | 12 | Co Leicester | 3:16.76 |
| 7 | 1 | Nat Miller-Walters | 12 | Co Derby | 3:17.09 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 10 | Harvey Freeman | 12 | Northampton | 3:08.50 |
| 2 | 16 | John-Petre Vassilev-Ne | 12 | Co Derby | 3:05.66 |
| 3 | 22 | Thomas Ellis | 13 | Nova Cent'n | 2:56.70 |
| 4 | 28 | Dominic Bools | 13 | Nova Cent'n | 2:48.00 |
| 5 | 25 | Nathan Allen | 12 | Co Leicester | 2:55.00 |
| 6 | 19 | Austin Johns | 12 | Co Leicester | 3:02.40 |
| 7 | 13 | George Berwick | 13 | Grantham | 3:06.31 |
| 8 | 7 | Joseph Lund | 12 | Deepings | 3:12.35 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 11 | Younis Peach | 12 | Northampton | 3:07.91 |
| 2 | 17 | Joshua Vance | 13 | Northampton | 3:04.80 |
| 3 | 23 | Bradley Evans | 13 | Long Eaton | 2:56.30 |
| 4 | 29 | Edward Mildred | 13 | Northampton | 2:42.89 |
| 5 | 26 | James Bartley | 13 | Co Leicester | 2:52.00 |
| 6 | 20 | Hosea Waweru | 12 | Co Leicester | 3:02.28 |
| 7 | 14 | Matthew Woodhall | 12 | Nova Cent'n | 3:06.30 |
| 8 | 8 | Billy Reed | 11 | Grantham | 3:10.78 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 12 | Tobey Baker | 12 | Chesterfield | 3:07.36 |
| 2 | 18 | Thomas Johnstone | 13 | Nova Cent'n | 3:03.10 |
| 3 | 24 | Thomas Deeley | 13 | Nova Cent'n | 2:55.16 |
| 4 | 30 | Joseph Kingsland | 13 | Nova Cent'n | 2:41.59 |
| 5 | 27 | Guy Farnsworth | 13 | Co Derby | 2:48.70 |
| 6 | 21 | Brandon Hotham | 12 | Chesterfield | 3:00.01 |
| 7 | 15 | Jack Garrod | 13 | Nene Valley | 3:05.92 |
| 8 | 9 | Samual Nicholls | 12 | Chesterfield | 3:09.90 |