EVENT 504 Boys 11/13 Yrs 200m Breaststroke - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 2 | 2 | Sebastian Lee | 12 | Co Derby | 3:15.05 |
| 3 | 4 | Declan Luff | 12 | Leic Sharks | 3:13.85 |
| 4 | 6 | James Berry | 11 | Nova Cent'n | 3:13.63 |
| 5 | 5 | George Cummings | 11 | Nova Cent'n | 3:13.80 |
| 6 | 3 | Tomos Beech | 12 | Nova Cent'n | 3:14.00 |
| 7 | 1 | Edward Bailey | 12 | NottmLeander | 3:15.48 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 8 | Lewis Cotterell | 12 | Hinckley | 3:11.63 |
| 2 | 10 | Cameron Breedon | 12 | Nova Cent'n | 3:08.70 |
| 3 | 12 | Harry Wakelin | 13 | Sutton | 3:08.13 |
| 4 | 14 | Oliver Oxley | 12 | Co Leicester | 3:07.04 |
| 5 | 13 | Oliver Kang | 12 | Co Leicester | 3:07.89 |
| 6 | 11 | Omar Ghanem | 13 | Northampton | 3:08.30 |
| 7 | 9 | Frederick Buckingham | 12 | Co Derby | 3:09.93 |
| 8 | 7 | Kieran Howard | 12 | Nova Cent'n | 3:12.60 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 18 | Adam Clifton | 13 | Radford | 3:04.32 |
| 2 | 24 | Robert Taylor | 13 | Corby | 3:02.50 |
| 3 | 30 | Callum Melville | 12 | Grantham | 2:59.38 |
| 4 | 36 | Elliot Sibley | 13 | Nova Cent'n | 2:51.80 |
| 5 | 33 | Oliver Gillott | 12 | Dronfield | 2:54.50 |
| 6 | 27 | Aidan Joubert | 13 | Co Derby | 3:00.40 |
| 7 | 21 | James Annable | 12 | Kettering | 3:03.80 |
| 8 | 15 | William Poyser | 13 | Leic Sharks | 3:06.87 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 19 | Lucas Ellis | 12 | Nova Cent'n | 3:04.24 |
| 2 | 25 | George Whittle | 12 | Derventio | 3:02.19 |
| 3 | 31 | Henry Knight | 13 | Rushden | 2:58.18 |
| 4 | 37 | Michael Senior | 13 | Nova Cent'n | 2:51.80 |
| 5 | 34 | Rico Bringeman | 13 | Boston | 2:54.49 |
| 6 | 28 | James Danson | 13 | NottmLeander | 3:00.10 |
| 7 | 22 | Sammy Rahimzadeh | 13 | Nova Cent'n | 3:03.17 |
| 8 | 16 | Benedict Pater | 13 | Melton M'bry | 3:06.49 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 20 | Jake Hotham | 13 | Chesterfield | 3:03.83 |
| 2 | 26 | Jamie Green | 13 | Co Lincoln P | 3:01.01 |
| 3 | 32 | Billy Reed | 13 | Grantham | 2:55.02 |
| 4 | 38 | Samuel Smith | 13 | Northampton | 2:46.50 |
| 5 | 35 | McKenzie Matthews | 13 | Nova Cent'n | 2:51.90 |
| 6 | 29 | Isaac Caddy | 13 | Derventio | 2:59.87 |
| 7 | 23 | Harry Benzies | 13 | Bassetlaw SS | 3:02.67 |
| 8 | 17 | Samuel Munroe | 13 | Co Leicester | 3:04.37 |