EVENT 401 Mens 14 Yrs/Over 400m Freestyle - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 3 | 1 | Benjamin Rees | 20 | S6 | Mansfield | 7:50.23 |
| 4 | 2 | Daniel McFerran | 14 | | Nova Cent'n | 4:43.92 |
| 5 | 3 | Samuel Littler | 14 | | Derventio | 4:41.80 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 1 | 4 | Thomas Ellis | 14 | | Nova Cent'n | 4:41.69 |
| 2 | 5 | Joshua Vance | 14 | | Northampton | 4:40.50 |
| 3 | 6 | James Lodge | 14 | | Nova Cent'n | 4:39.84 |
| 4 | 7 | Edward Durham | 14 | | Worksop | 4:39.24 |
| 5 | 8 | Joseph Sadler | 14 | | Nova Cent'n | 4:38.70 |
| 6 | 9 | Luke Jeal | 14 | | Leic Sharks | 4:37.92 |
| 7 | 10 | George Lowe | 14 | | Co Leicester | 4:37.54 |
| 8 | 11 | Guy Farnsworth | 14 | | Co Derby | 4:36.47 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 0 | 12 | Matthew Fearn | 14 | | Nova Cent'n | 4:36.40 |
| 1 | 13 | Frankie Aldridge | 14 | | Co Leicester | 4:36.13 |
| 2 | 14 | William Beasley | 14 | | Co Leicester | 4:35.73 |
| 3 | 15 | Patrick Mahney | 14 | | Northampton | 4:35.60 |
| 4 | 16 | Jack Gartside | 14 | | Northampton | 4:34.30 |
| 5 | 17 | Christopher Sneesby | 15 | | Leicester Ne | 4:34.24 |
| 6 | 18 | Adam Banks | 14 | | Derventio | 4:34.14 |
| 7 | 19 | Bradley Francis | 15 | | NottmLeander | 4:33.17 |
| 8 | 20 | Bradley Evans | 14 | | Derventio | 4:33.10 |
| 9 | 21 | Benjamin Pierpoint | 14 | | Nova Cent'n | 4:33.00 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 0 | 22 | Benjamin Wells | 15 | | Swadlincote | 4:32.85 |
| 1 | 23 | Kallum Penman | 15 | | Deepings | 4:32.16 |
| 2 | 24 | Declan Guest | 15 | | Nova Cent'n | 4:31.20 |
| 3 | 25 | Joshua Skinner | 14 | | Nova Cent'n | 4:30.40 |
| 4 | 26 | Joshua Curtis | 15 | | Braunstone | 4:30.32 |
| 5 | 27 | Thomas Deeley | 14 | | Retford | 4:30.00 |
| 6 | 28 | Andrew Hall | 14 | | Nova Cent'n | 4:28.70 |
| 7 | 29 | Benjamin Swallow | 15 | | Co Lincoln P | 4:28.62 |
| 8 | 30 | Kieran Bott | 14 | | Co Leicester | 4:28.36 |
| 9 | 31 | Matthew Fallon | 15 | | Nova Cent'n | 4:28.10 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 0 | 32 | Bailey Ward | 15 | | Nova Cent'n | 4:27.93 |
| 1 | 33 | Liam Meikle | 16 | | Nova Cent'n | 4:26.90 |
| 2 | 34 | Oliver Nevitt | 15 | | Lincoln Vulc | 4:26.21 |
| 3 | 35 | Ethan Billinge | 15 | | Co Derby | 4:25.92 |
| 4 | 36 | Benjamin Beedell | 15 | | Deepings | 4:25.60 |
| 5 | 37 | Thomas Stevens | 17 | | Daventry | 4:24.57 |
| 6 | 38 | Jevon Penny | 14 | | Northampton | 4:24.50 |
| 7 | 39 | Jack Price | 15 | | Chesterfield | 4:24.44 |
| 8 | 40 | Matthew Hull | 17 | | Nova Cent'n | 4:24.10 |
| 9 | 41 | Samuel Williams | 17 | | Nova Cent'n | 4:24.00 |
| Heat Number - 6 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 0 | 42 | Joshua Lloyd | 18 | | Northampton | 4:23.79 |
| 1 | 43 | Kris Moodley | 15 | | Nova Cent'n | 4:23.40 |
| 2 | 44 | James Bartley | 14 | | Co Leicester | 4:22.87 |
| 3 | 45 | Thomas Wyatt | 15 | | Derventio | 4:22.70 |
| 4 | 46 | Ben Fitzhugh | 16 | | Derventio | 4:22.70 |
| 5 | 47 | Thomas White | 15 | | Nova Cent'n | 4:22.30 |
| 6 | 48 | Blake Stanley | 17 | | Northampton | 4:22.25 |
| 7 | 49 | Kyle Swannick | 18 | | Co Derby | 4:21.99 |
| 8 | 50 | Jimi Knowles | 14 | | Nova Cent'n | 4:21.60 |
| 9 | 51 | Matthew Broughton | 14 | | Co Lincoln P | 4:21.41 |
| Heat Number - 7 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 0 | 52 | Thomas Green | 17 | | Co Lincoln P | 4:21.19 |
| 1 | 53 | Matthew Smith | 15 | | Northampton | 4:20.79 |
| 2 | 54 | Joseph Kingsland | 14 | | Nova Cent'n | 4:20.20 |
| 3 | 55 | Ryan Wilcox | 15 | | Nova Cent'n | 4:20.10 |
| 4 | 56 | Bradley Capell | 19 | | Co Derby | 4:19.94 |
| 5 | 57 | Matthew Bailey | 18 | | Leic Sharks | 4:19.60 |
| 6 | 58 | Ryan Huddart | 16 | | Rykneld | 4:18.10 |
| 7 | 59 | Joey Tippin | 14 | | Leic Peng | 4:17.80 |
| 8 | 60 | George Alton | 18 | | Chesterfield | 4:17.60 |
| 9 | 61 | Finlay Chapman | 16 | | Braunstone | 4:16.64 |
| Heat Number - 8 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 0 | 62 | Dara Clarke | 15 | | Co Lincoln P | 4:16.60 |
| 1 | 63 | Dominic Bools | 14 | | Nova Cent'n | 4:16.40 |
| 2 | 64 | Benjamin Foster | 15 | | Glossop | 4:16.20 |
| 3 | 65 | Jackson O'Rourke | 15 | | Northampton | 4:15.50 |
| 4 | 66 | Ross Large | 17 | | Nova Cent'n | 4:15.40 |
| 5 | 67 | Casper Raynard | 15 | | Derventio | 4:15.30 |
| 6 | 68 | James Newman | 15 | | Co Leicester | 4:14.19 |
| 7 | 69 | Kieran Flint | 19 | | Leic Sharks | 4:14.10 |
| 8 | 70 | Thomas Christie-Smith | 17 | | Co Leicester | 4:14.03 |
| 9 | 71 | Aidan Wright | 19 | | Grantham | 4:13.88 |
| Heat Number - 9 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 0 | 72 | Isaac Von Fintel | 16 | | Leic Peng | 4:13.20 |
| 1 | 73 | Thomas Smith | 19 | | Northampton | 4:12.20 |
| 2 | 74 | Samuel Blackett | 19 | | Northampton | 4:11.90 |
| 3 | 75 | Simon Scully | 18 | | Co Leicester | 4:11.13 |
| 4 | 76 | Charlie Palmer | 16 | | Derventio | 4:10.91 |
| 5 | 77 | Rhys Taylor | 17 | | Nova Cent'n | 4:10.84 |
| 6 | 78 | Edward Mildred | 14 | | Northampton | 4:10.10 |
| 7 | 79 | Joshua Duggan | 21 | | Loughboro Un | 4:10.05 |
| 8 | 80 | Joel Weston | 17 | | Co Leicester | 4:09.80 |
| 9 | 81 | Joshua Harris | 16 | | Nova Cent'n | 4:08.40 |
| Heat Number - 10 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 0 | 83 | Billy Pettit | 16 | | Northampton | 4:07.63 |
| 1 | 85 | Liam Snook | 19 | | Northampton | 4:02.01 |
| 2 | 87 | Ryan Reader | 19 | | Derventio | 3:57.20 |
| 3 | 89 | William Bell | 15 | | Co Leicester | 3:56.31 |
| 4 | 91 | Alexander Bregazzi | 19 | | Loughboro Un | 3:53.31 |
| 5 | 90 | William Foster | 17 | | Co Derby | 3:56.20 |
| 6 | 88 | Lewis Kerrod | 17 | | Co Leicester | 3:56.59 |
| 7 | 86 | Charlie Poole | 16 | | Co Leicester | 4:00.72 |
| 8 | 84 | Archie Plowman | 16 | | Northampton | 4:02.40 |
| 9 | 82 | Jack Buswell | 16 | | Northampton | 4:08.11 |