EVENT 201 Mens 14 Yrs/Over 400m IM - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 3 | 1 | Luke Jeal | 14 | Leic Sharks | 5:23.60 |
| 4 | 2 | Thomas Ellis | 14 | Nova Cent'n | 5:22.00 |
| 5 | 3 | Atticus Strickland | 14 | South Lincs | 5:17.10 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 4 | Matthew Fearn | 14 | Nova Cent'n | 5:16.90 |
| 2 | 5 | William Beasley | 14 | Co Leicester | 5:16.40 |
| 3 | 6 | Adam Banks | 14 | Derventio | 5:15.30 |
| 4 | 7 | Christopher Sneesby | 15 | Leicester Ne | 5:15.24 |
| 5 | 8 | Sandy Jarvis | 15 | Loughborough | 5:13.00 |
| 6 | 9 | Giovanni Bordone | 15 | Northampton | 5:12.90 |
| 7 | 10 | Thomas Deeley | 14 | Retford | 5:11.70 |
| 8 | 11 | Callum Protty Gibbs | 15 | Rushden | 5:10.10 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 12 | Bailey Ward | 15 | Nova Cent'n | 5:09.26 |
| 1 | 13 | George Webster | 15 | Nova Cent'n | 5:09.20 |
| 2 | 14 | Luke Blanchard | 16 | South Lincs | 5:08.23 |
| 3 | 15 | Michael Baxter | 15 | Swadlincote | 5:07.77 |
| 4 | 16 | Andrew Hall | 14 | Nova Cent'n | 5:04.78 |
| 5 | 17 | Benjamin Pierpoint | 14 | Nova Cent'n | 5:04.44 |
| 6 | 18 | Joshua Vance | 14 | Northampton | 5:03.50 |
| 7 | 19 | Ethan Billinge | 15 | Co Derby | 5:02.96 |
| 8 | 20 | Cole Lee | 15 | Co Leicester | 5:02.38 |
| 9 | 21 | Patrick Mahney | 14 | Northampton | 5:02.30 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 22 | Finlay Chapman | 16 | Braunstone | 5:01.45 |
| 1 | 23 | Kris Moodley | 15 | Nova Cent'n | 5:01.20 |
| 2 | 24 | Joshua Skinner | 14 | Nova Cent'n | 5:01.10 |
| 3 | 25 | Bradley Francis | 15 | NottmLeander | 5:00.99 |
| 4 | 26 | Jimi Knowles | 14 | Nova Cent'n | 5:00.60 |
| 5 | 27 | James Wizard | 17 | Northampton | 5:00.54 |
| 6 | 28 | Jevon Penny | 14 | Northampton | 5:00.40 |
| 7 | 29 | Brett Davies | 16 | Northampton | 5:00.30 |
| 8 | 30 | Luke Mitchell | 16 | Nova Cent'n | 4:57.16 |
| 9 | 31 | James Bartley | 14 | Co Leicester | 4:56.50 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 32 | Xeimon Parker-Cox | 15 | Leic Sharks | 4:54.99 |
| 1 | 33 | Casper Raynard | 15 | Derventio | 4:53.10 |
| 2 | 34 | Matthew Broughton | 14 | Co Lincoln P | 4:52.39 |
| 3 | 35 | Jim Fergie | 16 | Nova Cent'n | 4:51.00 |
| 4 | 36 | Thomas White | 15 | Nova Cent'n | 4:50.10 |
| 5 | 37 | Bradley Capell | 19 | Co Derby | 4:50.08 |
| 6 | 38 | Ryan Wilcox | 15 | Nova Cent'n | 4:49.30 |
| 7 | 39 | Dominic Bools | 14 | Nova Cent'n | 4:48.40 |
| 8 | 40 | Ryan Huddart | 16 | Rykneld | 4:47.80 |
| 9 | 41 | Charlie Palmer | 16 | Derventio | 4:47.67 |
| Heat Number - 6 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 42 | Thomas Smith | 19 | Northampton | 4:47.26 |
| 1 | 43 | Blake Stanley | 17 | Northampton | 4:47.00 |
| 2 | 44 | Edward Mildred | 14 | Northampton | 4:46.90 |
| 3 | 45 | Joseph Kingsland | 14 | Nova Cent'n | 4:46.00 |
| 4 | 46 | Jackson O'Rourke | 15 | Northampton | 4:45.80 |
| 5 | 47 | Liam Snook | 19 | Northampton | 4:45.55 |
| 6 | 48 | James Newman | 15 | Co Leicester | 4:45.00 |
| 7 | 49 | Luke Skelding | 15 | Co Derby | 4:44.16 |
| 8 | 50 | Samuel Blackett | 19 | Northampton | 4:44.11 |
| 9 | 51 | Aidan Wright | 19 | Grantham | 4:44.07 |
| Heat Number - 7 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 53 | Jack Buswell | 16 | Northampton | 4:42.44 |
| 1 | 55 | William Foster | 17 | Co Derby | 4:38.29 |
| 2 | 57 | William McIntyre | 20 | Louth | 4:35.55 |
| 3 | 59 | Joshua Harris | 16 | Nova Cent'n | 4:31.52 |
| 4 | 61 | Kieran Wheatley | 18 | Co Derby | 4:25.42 |
| 5 | 60 | William Bell | 15 | Co Leicester | 4:28.93 |
| 6 | 58 | Caleb Mackey | 18 | Grantham | 4:34.88 |
| 7 | 56 | Archie Plowman | 16 | Northampton | 4:36.64 |
| 8 | 54 | Simon Scully | 18 | Co Leicester | 4:42.27 |
| 9 | 52 | Gregory Butler | 17 | Co Derby | 4:42.51 |