EVENT 601 Open/Male 10 /Over 400m Freestyle - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 3 | 1 | Logan EVANS | 11 | Blackpool Aq | 5:28.90 |
| 4 | 3 | Leo CRAVEN | 12 | Warrington W | 5:13.70 |
| 5 | 2 | Albion DOBRUSHI | 11 | Co Liverpool | 5:14.29 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 4 | Alex MURRAY | 12 | Warrington W | 5:13.20 |
| 2 | 6 | Ethan CRAVEN | 11 | Warrington W | 5:11.50 |
| 3 | 8 | Harry CALLAGHAN-WETTON | 12 | Nova Cent'n | 5:09.70 |
| 4 | 10 | Henry PRIESTLEY | 14 | Bo Kirklees | 5:03.80 |
| 5 | 9 | James DIXON | 13 | Co Liverpool | 5:06.98 |
| 6 | 7 | Casey COSTAIN | 13 | Wirral Metro | 5:09.80 |
| 7 | 5 | Harrison BURGESS | 12 | Ramsbottom | 5:12.40 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 12 | Ed PEARSON | 13 | Southern Iom | 5:00.10 |
| 2 | 14 | Jasper DE GLOPPER | 13 | Warrington W | 4:58.50 |
| 3 | 16 | Jacob IRVING | 13 | Co Liverpool | 4:57.20 |
| 4 | 18 | Lee SCHOLES | 14 | Co Salford | 4:55.96 |
| 5 | 17 | James GRAHAM | 13 | Co Liverpool | 4:56.90 |
| 6 | 15 | Jacob THISTLEWOOD | 12 | Co Chester | 4:58.50 |
| 7 | 13 | Sam MCCUSKER | 14 | Altrincham | 4:59.80 |
| 8 | 11 | Jack COOK | 14 | Northgate | 5:03.15 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 20 | Harrison DALE | 14 | Southport | 4:55.50 |
| 2 | 22 | Elijah CARTER | 15 | Co Chester | 4:52.00 |
| 3 | 24 | Gabriel BARNETT | 13 | Blackpool Aq | 4:49.70 |
| 4 | 26 | Liam BRIARS | 15 | Warrington W | 4:48.70 |
| 5 | 25 | William SHEARS | 15 | Preston | 4:49.57 |
| 6 | 23 | Oliver WHITTAKER | 14 | Nova Cent'n | 4:51.80 |
| 7 | 21 | Kareem ALTURK | 14 | Co Salford | 4:54.90 |
| 8 | 19 | Dylan GREGORY | 13 | Co Liverpool | 4:55.60 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 28 | Ethan GRIFFIN | 16 | Satellite | 4:46.70 |
| 2 | 30 | George DENHAM-EVERETT | 17 | Satellite | 4:44.50 |
| 3 | 32 | Jan NAZAREJ | 14 | Warrington W | 4:43.10 |
| 4 | 34 | Harry GILLIGAN | 17 | Bo Kirklees | 4:41.40 |
| 5 | 33 | Freddie HUNTER | 15 | Preston | 4:41.70 |
| 6 | 31 | George DIXON | 17 | Co Liverpool | 4:43.90 |
| 7 | 29 | L NEVIN SUAREZ | 13 | Winsford | 4:45.50 |
| 8 | 27 | James FARNAN | 14 | Io Man | 4:48.00 |
| Heat Number - 6 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 36 | Toby LATIMER | 18 | Winsford | 4:39.60 |
| 2 | 38 | Edward MA | 15 | Winsford | 4:38.30 |
| 3 | 40 | Isaac SHAW | 15 | Preston | 4:36.80 |
| 4 | 42 | Dominic WORKMAN | 15 | Co Liverpool | 4:35.94 |
| 5 | 41 | Eben COUSIN | 15 | Bo Kirklees | 4:36.50 |
| 6 | 39 | Lucas GRANVILLE | 16 | Nova Cent'n | 4:37.90 |
| 7 | 37 | Thomas TOWNSEND | 15 | Repton | 4:39.39 |
| 8 | 35 | Oliver SMITH | 15 | Nova Cent'n | 4:40.40 |
| Heat Number - 7 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 44 | Oliver MOORE | 16 | Satellite | 4:33.70 |
| 2 | 46 | Charlie WILCOCK | 15 | Ramsbottom | 4:32.70 |
| 3 | 48 | Luke KAVANAGH | 16 | Wirral Metro | 4:31.20 |
| 4 | 50 | Fergus BELL | 16 | Ulverston | 4:30.50 |
| 5 | 49 | Harvey-Jay ALLSOPP | 15 | Nova Cent'n | 4:30.83 |
| 6 | 47 | Sean FLANAGAN | 17 | Co Liverpool | 4:31.40 |
| 7 | 45 | Henry KNIGHT | 19 | Co Sheffield | 4:33.60 |
| 8 | 43 | Matthew SAWERS | 15 | Wigan BEST | 4:33.73 |
| Heat Number - 8 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 52 | Max HENDERSON | 16 | Cockermouth | 4:28.70 |
| 2 | 54 | Oliver LAMBERT | 15 | Co Liverpool | 4:24.60 |
| 3 | 56 | Rory BRYANT | 18 | Bo Kirklees | 4:19.91 |
| 4 | 58 | Joshua HOWARD-HUGHES | 20 | Halton | 4:17.84 |
| 5 | 57 | Thomas DENHAM-EVERETT | 20 | Satellite | 4:19.00 |
| 6 | 55 | Owen WILSON | 15 | Ramsbottom | 4:24.40 |
| 7 | 53 | Lachlan MUNRO | 17 | Bo Kirklees | 4:27.73 |
| 8 | 51 | Patrick HARRIMAN | 15 | Satellite | 4:30.50 |
| Heat Number - 9 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 60 | Andrew CLAVIS | 17 | Warrington W | 4:16.00 |
| 2 | 62 | Joseph MULLIGAN | 18 | Nova Cent'n | 4:12.70 |
| 3 | 64 | George DAINTITH | 16 | Co Liverpool | 4:10.80 |
| 4 | 66 | Thomas SWALES | 15 | Nova Cent'n | 4:06.90 |
| 5 | 65 | Luke JEAL | 21 | Nova Cent'n | 4:08.10 |
| 6 | 63 | Daniel WALKER | 17 | Nova Cent'n | 4:12.20 |
| 7 | 61 | Dylan MADICAN | 15 | Co Liverpool | 4:15.10 |
| 8 | 59 | Max HARVEY | 17 | Co Liverpool | 4:16.90 |