Mens 16 Yrs/Under 400m Medley Team - Heats (Declared Winners)
Full Results
| Place | Name | A.G | Club | | Time | | | | |
| 1. | England South | | Eng South | | 3:58.65 | | | | |
| Jakob Goodman | | 1.01.24 | | 29.85 | 31.39 |
| Oliver Taverner | | 1.07.41 | | 31.16 | 36.25 |
| Jacob Peters | | 55.82 | | 25.86 | 29.96 |
| Nick Laws | | 54.18 | | 25.88 | 28.30 |
| 2. | East England | | Eng East | | 4:01.08 | | | | |
| James Eddy | | 1.00.87 | | 29.61 | 31.26 |
| Callum Smart | | 1.06.85 | | 31.06 | 35.79 |
| Ben Garratt | | 1.00.95 | | 27.83 | 33.12 |
| Luke Turley | | 52.41 | | 25.83 | 26.58 |
| 3. | Scotland NW | | Scot NW | | 4:03.14 | | | | |
| Joe Watt | | 1.01.65 | | 30.57 | 31.08 |
| Andrew MacIntosh | | 1.08.70 | | 32.52 | 36.18 |
| Thomas Balfour | | 58.92 | | 27.89 | 31.03 |
| Scott Gibson | | 53.87 | | 26.43 | 27.44 |
| 4. | England North | | Eng North | | 4:03.29 | | | | |
| Nicholas Pyle | | 59.22 | | 28.87 | 30.35 |
| Harry Devlin | | 1.08.55 | | 32.12 | 36.43 |
| Alfie Kelly | | 1.01.51 | | 28.66 | 32.85 |
| Matthew Pomford | | 54.01 | | 25.78 | 28.23 |
| 5. | Wales | | Wales | | 4:03.84 | | | | |
| Joseph Small | | 1.01.23 | | 29.85 | 31.38 |
| Kyle Booth | | 1.09.50 | | 32.84 | 36.66 |
| Lewis Fraser | | 58.44 | | 27.33 | 31.11 |
| Morgan Jones | | 54.67 | | 26.39 | 28.28 |
| 6. | England Cent | | Eng Cent | | 4:07.63 | | | | |
| Charlie Hutchison | | 1.06.28 | | 31.75 | 34.53 |
| Gregory Butler | | 1.08.85 | | 31.95 | 36.90 |
| Daniel Savage | | 56.88 | | 25.99 | 30.89 |
| Joshua Munroe | | 55.62 | | 26.16 | 29.46 |
| 7. | Ireland | | Ireland | | 4:10.97 | | | | |
| Sean Scannell | | 1.02.46 | | 30.37 | 32.09 |
| Eoin Corby | | 1.12.96 | | 33.13 | 39.83 |
| Finn McGeever | | 1.00.97 | | 27.26 | 33.71 |
| Cian O'Keeffe Tighe | | 54.58 | | 26.33 | 28.25 |
| | Scotland SE | | Scot SE | | DQ | | | | |
| Keir Edgar | | 00.00 | | | |
| Ross Neally | | 00.00 | | | |
| Archie Goodburn | | 00.00 | | | |
| Ryan Retson | | 00.00 | | | |
