EVENT 306 Boy Open 50m Backstroke - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Cat | Club | Time |
| 0 | 3 | Harrison EDGAR | 11 | | Chorley Marl | 58.90 |
| 1 | 5 | Myles BEST | 9 | | Leyland Barr | 54.30 |
| 2 | 7 | Sam WILSON | 11 | | Burnley BOBC | 51.90 |
| 3 | 9 | Thomas OWENS | 9 | | Leyland Barr | 50.10 |
| 4 | 11 | Stephen GITTINS | 11 | | Stokesley | 49.30 |
| 5 | 10 | Jack WADE | 10 | | Bo Kirklees | 49.64 |
| 6 | 8 | Euan CARMODY | 9 | | Co Leeds | 51.30 |
| 7 | 6 | Daniel RYKOWSKI | 10 | | Leyland Barr | 52.20 |
| 8 | 4 | Reuben ANSTEE | 11 | | Co Wakefield | 55.40 |
| 9 | 1 | Isaac JOHNSTONE | 16 | S6 | Bo Kirklees | 1:04.80 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Cat | Club | Time |
| 0 | 13 | Sam BURTONWOOD | 12 | | Bo Kirklees | 47.42 |
| 1 | 16 | Joshua MCMILLAN | 11 | | Co Leeds | 47.20 |
| 2 | 18 | Harrison WAKE | 10 | | Co Leeds | 46.70 |
| 3 | 21 | George GITTINS | 9 | | Stokesley | 46.30 |
| 4 | 23 | Max ROBERTS | 11 | | Leyland Barr | 46.20 |
| 5 | 22 | Adam RELPH | 13 | | Penrith | 46.20 |
| 6 | 20 | James TUNSTALL | 13 | | Leyland Barr | 46.40 |
| 7 | 17 | Callum FOZARD | 11 | | Co Leeds | 46.84 |
| 8 | 15 | Benjamin HANGULA | 11 | | Co Wakefield | 47.20 |
| 9 | 12 | Yihang LUO | 11 | | Bo Kirklees | 48.66 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Cat | Club | Time |
| 0 | 25 | Oliver NIXON | 10 | | Biddulph | 44.99 |
| 1 | 28 | Jack MITCHELL | 12 | | Bo Kirklees | 44.20 |
| 2 | 30 | Max CLARK | 11 | | Co Leeds | 43.90 |
| 3 | 32 | Alex MORECROFT | 13 | | Bo Kirklees | 43.20 |
| 4 | 34 | Demilade AYEMOWA | 12 | | Co Leeds | 43.20 |
| 5 | 33 | Oliver OWENS | 11 | | Leyland Barr | 43.20 |
| 6 | 31 | George KING | 10 | | Co Leeds | 43.89 |
| 7 | 29 | Antony ZIEMER | 9 | | Ramsbottom | 44.20 |
| 8 | 26 | George BRADY | 13 | | Leyland Barr | 44.99 |
| 9 | 24 | Hogan LAM | 11 | | Co Leeds | 46.10 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Cat | Club | Time |
| 0 | 36 | Ciaran HARTLEY | 13 | | Chorley Marl | 42.69 |
| 1 | 38 | Jacob PALMER | 13 | | Co Leeds | 42.30 |
| 2 | 40 | Nicholas CASS | 12 | | Bo Kirklees | 42.10 |
| 3 | 42 | Layton RICHARDSON | 13 | | Chorley Marl | 41.81 |
| 4 | 45 | Alfie CRAGGS | 11 | | Co Leeds | 41.50 |
| 5 | 44 | Jamie WEETMAN | 13 | | Leyland Barr | 41.70 |
| 6 | 41 | Matthew BATES | 13 | | Leyland Barr | 42.10 |
| 7 | 39 | Sebastian HUNTER | 12 | | Co Leeds | 42.18 |
| 8 | 37 | Michal ZWARDON | 12 | | Burnley BOBC | 42.60 |
| 9 | 35 | Rory KING | 12 | | Co Leeds | 43.16 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Cat | Club | Time |
| 0 | 47 | Leo LI | 10 | | Co Leeds | 41.10 |
| 1 | 49 | Frederick WALKER-REID | 11 | | Blackpool Aq | 41.10 |
| 2 | 51 | Christian CORNELL | 12 | | Stokesley | 41.00 |
| 3 | 53 | Zac EDGE | 9 | | Bo Kirklees | 40.98 |
| 4 | 55 | George BELLWOOD | 14 | | Co Wakefield | 40.50 |
| 5 | 54 | Oliver BARKER | 9 | | Co Leeds | 40.95 |
| 6 | 52 | Zach PIERCY | 12 | | Co Leeds | 40.98 |
| 7 | 50 | Stellan MCDONALD | 12 | | Bo Kirklees | 41.00 |
| 8 | 48 | Robson HART | 9 | | Co Leeds | 41.10 |
| 9 | 46 | Joel PLANT | 11 | | Biddulph | 41.30 |
| Heat Number - 6 |
| Lane | Comp.No. | Name | AaD | Cat | Club | Time |
| 0 | 57 | Dean NENOV | 13 | | Co Leeds | 40.40 |
| 1 | 59 | Noah DARNELL | 11 | | Co Leeds | 40.10 |
| 2 | 61 | William SHEARS | 13 | | Chorley Marl | 39.60 |
| 3 | 63 | Finlay WARBURTON | 12 | | Leyland Barr | 38.80 |
| 4 | 65 | Ethan CONROY | 14 | | Burnley BOBC | 38.70 |
| 5 | 64 | Jackson CLARKE | 12 | | Co Leeds | 38.80 |
| 6 | 62 | Abdullah MOKHLISSE | 13 | | Co Leeds | 39.30 |
| 7 | 60 | Charlie HALL | 12 | | Penrith | 39.80 |
| 8 | 58 | Olaf GRUDOWSKI | 11 | | Co Leeds | 40.10 |
| 9 | 56 | Harrison BURGESS | 10 | | Ramsbottom | 40.40 |
| Heat Number - 7 |
| Lane | Comp.No. | Name | AaD | Cat | Club | Time |
| 0 | 67 | Mani PALMER | 14 | | Bo Kirklees | 38.20 |
| 1 | 69 | Benji SUTCLIFFE | 11 | | Ramsbottom | 38.02 |
| 2 | 71 | Sebastian HAILWOOD | 12 | | Leyland Barr | 37.80 |
| 3 | 73 | Reggie SIMCOCK | 13 | | Biddulph | 37.70 |
| 4 | 75 | Logan WARBURTON | 13 | | Blackpool Aq | 37.00 |
| 5 | 74 | Gordon BALLANTYNE | 14 | | Leyland Barr | 37.20 |
| 6 | 72 | Reggie SPENCE | 13 | | Co Leeds | 37.80 |
| 7 | 70 | Andrew HILL | 12 | | Biddulph | 38.01 |
| 8 | 68 | Archie HONEY | 11 | | Blackpool Aq | 38.10 |
| 9 | 66 | Owen TEMPEST | 11 | | Co Leeds | 38.30 |
| Heat Number - 8 |
| Lane | Comp.No. | Name | AaD | Cat | Club | Time |
| 0 | 77 | Reuben HARRISON | 12 | | Co Leeds | 36.80 |
| 1 | 79 | Hudson SMITH | 11 | | Co Leeds | 36.50 |
| 2 | 81 | Matthew MENZER | 15 | | Co Wakefield | 36.20 |
| 3 | 83 | Oliver BROMPTON | 14 | | Co Leeds | 35.80 |
| 4 | 85 | Hayden LAM | 12 | | Co Leeds | 35.30 |
| 5 | 84 | Luke JENKINSON | 14 | | Co Wakefield | 35.62 |
| 6 | 82 | Charlie WILCOCK | 13 | | Ramsbottom | 36.00 |
| 7 | 80 | Yassin ELSHAZLY | 14 | | Co Leeds | 36.30 |
| 8 | 78 | Oliver BARRETT | 11 | | Co Leeds | 36.60 |
| 9 | 76 | Christopher BARNETT | 14 | | Stocksbridge | 36.80 |
| Heat Number - 9 |
| Lane | Comp.No. | Name | AaD | Cat | Club | Time |
| 0 | 87 | Luke DYER | 15 | | Co Leeds | 35.10 |
| 1 | 89 | Rhys POWNALL | 13 | | Leyland Barr | 34.80 |
| 2 | 91 | Louis CASS | 15 | | Bo Kirklees | 34.28 |
| 3 | 93 | Oliver NUTTER | 14 | | Burnley BOBC | 33.60 |
| 4 | 95 | Andrew ONOFREI | 14 | | StaffordApex | 33.50 |
| 5 | 94 | Tin Ho CHEUNG | 14 | | Co Leeds | 33.50 |
| 6 | 92 | Isaac SHAW | 13 | | Preston | 34.00 |
| 7 | 90 | Ben COOK | 13 | | Burnley BOBC | 34.70 |
| 8 | 88 | Noah CARTLIDGE | 12 | | Biddulph | 35.10 |
| 9 | 86 | Ben SAXBY | 12 | | Ramsbottom | 35.20 |
| Heat Number - 10 |
| Lane | Comp.No. | Name | AaD | Cat | Club | Time |
| 0 | 97 | Ethan MCGUINNESS | 13 | | Ramsbottom | 33.39 |
| 1 | 99 | Ethan ROBERTS | 15 | | Leyland Barr | 33.11 |
| 2 | 101 | Arthur OWENS | 13 | | Co Leeds | 32.70 |
| 3 | 103 | Samuel SUTCLIFFE | 13 | | Ramsbottom | 32.45 |
| 4 | 105 | Jaeden LIM | 15 | | Stretford | 31.80 |
| 5 | 104 | Oscar DEVAAL | 13 | | Biddulph | 32.00 |
| 6 | 102 | Samuel HILL | 13 | | Co Leeds | 32.70 |
| 7 | 100 | Oscar HODGSON | 13 | | Carlisle Aq | 32.90 |
| 8 | 98 | Lawrence NDADAYE | 16 | | Stretford | 33.20 |
| 9 | 96 | Connor MCCULLEN | 12 | | Co Leeds | 33.40 |
| Heat Number - 11 |
| Lane | Comp.No. | Name | AaD | Cat | Club | Time |
| 0 | 108 | Henry HOLDING | 16 | | Burnley BOBC | 31.00 |
| 1 | 111 | Leo TAYLOR | 16 | | Leyland Barr | 30.10 |
| 2 | 113 | James ROBINSON | 17 | | Co Leeds | 29.90 |
| 3 | 115 | Cohen STEPHENSON | 17 | | Co Leeds | 28.47 |
| 4 | 117 | Charlie BROOME | 18 | | Co Leeds | 27.00 |
| 5 | 116 | Ben SHELTON | 18 | | Co Leeds | 27.70 |
| 6 | 114 | Daniel RANSOM | 14 | | Co Leeds | 29.81 |
| 7 | 112 | Oliver WHITTLESTON | 15 | | Co Leeds | 30.00 |
| 8 | 109 | Daniel CLIPSHAM | 16 | | Co Wakefield | 30.40 |
| 9 | 106 | Ethan STANNARD | 17 | | Stokesley | 31.60 |