EVENT 401 Boys 200m Breaststroke - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 3 | 1 | Aaron Angell | 11 | Kettering | 4:48.20 |
| 4 | 2 | Marius Bot | 10 | Leicester Ne | 4:10.00 |
| 5 | 3 | Reuben Meadows | 12 | Bassetlaw SS | 3:59.66 |
| 6 | 4 | Alex Bartlam | 12 | Co Leicester | 3:56.19 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 5 | Noah Dewsnap | 11 | Bassetlaw SS | 3:55.40 |
| 2 | 6 | Austin Graham | 10 | Leic Peng | 3:52.06 |
| 3 | 7 | Oliver Bisby | 11 | NottmLeander | 3:48.70 |
| 4 | 8 | Kai Hallam | 14 | Market Har | 3:39.65 |
| 5 | 9 | Harry Lucas | 12 | Co Leicester | 3:38.87 |
| 6 | 10 | Riley Walden | 12 | Rugby | 3:38.48 |
| 7 | 11 | Luke Jones | 13 | Daventry | 3:37.50 |
| 8 | 12 | Ryan Hejraty | 12 | Co Leicester | 3:31.68 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 13 | Sina Mani | 14 | Kettering | 3:26.83 |
| 2 | 14 | Lukian Sokolov | 16 | Leicester Ne | 3:25.44 |
| 3 | 15 | Samuel Potter | 13 | Bassetlaw SS | 3:22.81 |
| 4 | 16 | Taylor Keen | 15 | Market Har | 3:20.51 |
| 5 | 17 | Max Johnson | 15 | Market Har | 3:17.37 |
| 6 | 18 | Henry Fallan | 13 | Modernian | 3:12.41 |
| 7 | 19 | Finlay Underwood | 13 | Kettering | 3:01.80 |
| 8 | 20 | Berkley Barnicoat | 13 | Modernian | 3:01.69 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 22 | Freddie Brown | 16 | Market Har | 2:51.95 |
| 2 | 24 | Jack Sharp | 17 | Leicester Ne | 2:48.59 |
| 3 | 26 | Harry Brancham | 16 | Bassetlaw SS | 2:33.72 |
| 4 | 28 | James Annable | 16 | Kettering | 2:32.88 |
| 5 | 27 | Paul Page | 15 | Co Leicester | 2:33.70 |
| 6 | 25 | Jacob Hodkinson | 15 | Bassetlaw SS | 2:45.40 |
| 7 | 23 | George Little | 14 | Modernian | 2:49.20 |
| 8 | 21 | Harris Chacksfield | 17 | Kettering | 2:53.29 |