EVENT 104 Boys Open 50m Freestyle - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 2 | James HARGREAVES | 10 | York City | 55.00 |
| 1 | 4 | Oliver HASWELL | 9 | Co Leeds | 52.72 |
| 2 | 6 | James ANDREASEN | 9 | Co Leeds | 50.40 |
| 3 | 8 | Tyler COSTELLO | 15 | York City | 50.00 |
| 4 | 10 | Reece WEBBER | 10 | Co Leeds | 49.15 |
| 5 | 9 | Demilade AYEMOWA | 9 | Co Leeds | 49.69 |
| 6 | 7 | Patrick O'HARA | 9 | Co Leeds | 50.30 |
| 7 | 5 | Matei STOICESCU | 9 | Co Leeds | 50.60 |
| 8 | 3 | Luke HAZELL | 12 | York City | 54.00 |
| 9 | 1 | Roman ZAUNER | 12 | York City | 1:00.00 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 12 | Joshua JAMESON | 9 | Co Leeds | 48.40 |
| 1 | 14 | Isaac HAUGE | 11 | York City | 48.00 |
| 2 | 16 | Zach PIERCY | 9 | Co Leeds | 46.90 |
| 3 | 18 | Daniel PICKUP | 12 | York City | 44.50 |
| 4 | 20 | Rory KING | 9 | Co Leeds | 43.42 |
| 5 | 19 | Finnley STEVENS | 9 | Co Leeds | 44.03 |
| 6 | 17 | Benjamin MORRIS | 10 | Co Leeds | 46.12 |
| 7 | 15 | Arthur KING | 9 | York City | 47.40 |
| 8 | 13 | Zach BARLOW | 9 | Co Leeds | 48.00 |
| 9 | 11 | Matthew WATKIN | 14 | York City | 49.00 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 22 | Tom HEY | 10 | Co Leeds | 43.25 |
| 1 | 24 | Alexander THACKER | 9 | Co Leeds | 42.80 |
| 2 | 26 | Oliver BROOKE | 10 | Co Leeds | 42.30 |
| 3 | 28 | Arthur OWENS | 10 | Co Leeds | 42.00 |
| 4 | 30 | Albert PINDER | 10 | Co Leeds | 41.60 |
| 5 | 29 | Oliver POW | 9 | Co Wakefield | 41.90 |
| 6 | 27 | Will BRIGGS | 12 | York City | 42.00 |
| 7 | 25 | Charlie HORNE | 10 | Co Leeds | 42.47 |
| 8 | 23 | Oliver MOONEY | 9 | Co Leeds | 42.90 |
| 9 | 21 | Jackson CLARKE | 9 | Co Leeds | 43.26 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 32 | William WILSON | 9 | Co Leeds | 41.40 |
| 1 | 34 | Jacob FAWCETT | 10 | Co Leeds | 41.23 |
| 2 | 36 | Oliver BOWDEN | 10 | Co Leeds | 41.10 |
| 3 | 38 | Archie BROWN | 10 | Co Leeds | 40.60 |
| 4 | 40 | David AKEROYD | 10 | Co Leeds | 40.28 |
| 5 | 39 | Yuvraj UBHI | 9 | Co Leeds | 40.47 |
| 6 | 37 | Samuel HILL | 9 | Co Leeds | 41.00 |
| 7 | 35 | Ethan GARSIDE | 10 | Co Wakefield | 41.20 |
| 8 | 33 | Amos PEARSE DE WOLF | 10 | Co Leeds | 41.40 |
| 9 | 31 | Hugo SHEPHERD | 10 | Thirsk WH | 41.54 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 42 | Ethan BARLOW | 11 | Thirsk WH | 40.20 |
| 1 | 44 | Joseph WILLIAMS | 13 | York City | 39.90 |
| 2 | 46 | Jacob BOGGON | 11 | Co Leeds | 39.60 |
| 3 | 48 | Lucas ALLITT | 9 | York City | 39.50 |
| 4 | 50 | William DALE-WOOD | 9 | Thirsk WH | 39.36 |
| 5 | 49 | Finley STEVENSON | 11 | York City | 39.50 |
| 6 | 47 | Max VARLEY | 12 | York City | 39.58 |
| 7 | 45 | Oliver PULLAN | 10 | Co Leeds | 39.86 |
| 8 | 43 | George SAMMS | 11 | York City | 40.19 |
| 9 | 41 | Thomas WOOFFINDIN | 10 | Co Wakefield | 40.20 |
| Heat Number - 6 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 52 | Harry SAMMS | 13 | York City | 39.11 |
| 1 | 54 | Felipe BOADA | 12 | AJ Newcastle | 38.70 |
| 2 | 56 | Toby RYDER | 10 | Thirsk WH | 38.40 |
| 3 | 58 | Matthew MENZER | 11 | Co Wakefield | 38.10 |
| 4 | 60 | Liam MATSON | 12 | Kippax | 37.90 |
| 5 | 59 | Lucas PIERCY | 11 | Co Leeds | 38.00 |
| 6 | 57 | Ashley TURNER | 11 | York City | 38.10 |
| 7 | 55 | James YOUNG | 10 | York City | 38.50 |
| 8 | 53 | Abdullah MOKHLISSE | 10 | Co Leeds | 38.85 |
| 9 | 51 | Cameron ELLIS | 11 | Co Wakefield | 39.15 |
| Heat Number - 7 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 62 | Oliver MAYGER | 11 | Thirsk WH | 37.00 |
| 1 | 64 | Edward COLLINS | 10 | Co Leeds | 36.80 |
| 2 | 66 | Daniel GREEN | 12 | Kippax | 36.63 |
| 3 | 68 | Isaac FOY | 10 | Co Leeds | 36.38 |
| 4 | 70 | Zach CROWTHER | 11 | Co Leeds | 36.29 |
| 5 | 69 | Archie ALLEN | 12 | AJ Newcastle | 36.30 |
| 6 | 67 | George WOODS | 10 | Co Leeds | 36.46 |
| 7 | 65 | Aarush SHINDE | 11 | Co Leeds | 36.70 |
| 8 | 63 | Christie OLANREWAJU | 11 | AJ Newcastle | 36.90 |
| 9 | 61 | Christopher BARNETT | 11 | Co Wakefield | 37.60 |
| Heat Number - 8 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 72 | Joseph HALL | 10 | Co Leeds | 36.18 |
| 1 | 74 | Matthew JAMES | 11 | Co Leeds | 35.60 |
| 2 | 76 | Nathan CARRINGTON | 12 | York City | 35.50 |
| 3 | 78 | George CARRY | 11 | Co Leeds | 35.42 |
| 4 | 80 | James ADKIN | 12 | Co Leeds | 35.25 |
| 5 | 79 | Zac JONES | 10 | Co Leeds | 35.30 |
| 6 | 77 | Alfie YOUNG | 10 | Co Leeds | 35.50 |
| 7 | 75 | Ethan COWELL | 10 | Co Leeds | 35.53 |
| 8 | 73 | Jacob O'DONNELL | 9 | Co Leeds | 35.90 |
| 9 | 71 | Dylan RALPH | 14 | Co Wakefield | 36.20 |
| Heat Number - 9 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 82 | Owen DEWEY-NAGER | 10 | Co Wakefield | 34.57 |
| 1 | 84 | Jamie BLEANCH | 12 | York City | 34.50 |
| 2 | 86 | Joseph GAY | 11 | Bev Barracud | 34.40 |
| 3 | 88 | Oliver GOODISON | 11 | Co Leeds | 34.01 |
| 4 | 90 | Matthew ROBERTS | 12 | Co Leeds | 33.98 |
| 5 | 89 | Ashton DEES | 13 | Co Leeds | 34.00 |
| 6 | 87 | Maxwell FORD | 10 | Co Leeds | 34.28 |
| 7 | 85 | Dominic VILA | 11 | Co Leeds | 34.47 |
| 8 | 83 | Asher MAXFIELD | 10 | Co Leeds | 34.50 |
| 9 | 81 | Robert CHRISTIAN | 11 | AJ Newcastle | 34.80 |
| Heat Number - 10 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 92 | Max WALKER | 11 | Thirsk WH | 33.90 |
| 1 | 94 | Lucas EDMONDS | 13 | York City | 33.62 |
| 2 | 96 | Callum RAVEN | 10 | Co Leeds | 33.56 |
| 3 | 98 | Kieran MATSON | 14 | Kippax | 33.30 |
| 4 | 100 | Luke DYER | 11 | Co Leeds | 32.69 |
| 5 | 99 | Charlie SHEPHERD | 13 | Thirsk WH | 33.29 |
| 6 | 97 | Harry ROOK | 12 | Bev Barracud | 33.40 |
| 7 | 95 | Henry SMITH | 13 | Co Wakefield | 33.60 |
| 8 | 93 | Hari MONTGOMERY | 12 | Co Leeds | 33.80 |
| 9 | 91 | Daniel CLIPSHAM | 13 | Co Wakefield | 33.90 |
| Heat Number - 11 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 102 | Keiran HEPWORTH | 12 | Co Leeds | 32.51 |
| 1 | 104 | Bartholomew CLARK | 13 | Bev Barracud | 32.20 |
| 2 | 106 | Louie MILLER | 13 | Co Wakefield | 31.83 |
| 3 | 108 | Harry SENIOR | 12 | Co Leeds | 31.64 |
| 4 | 110 | Daniel CURRAN | 13 | Bev Barracud | 31.55 |
| 5 | 109 | George BROOKS | 12 | Co Leeds | 31.62 |
| 6 | 107 | Joshua BROMPTON | 14 | Co Leeds | 31.73 |
| 7 | 105 | Charlie HINSON | 11 | Co Leeds | 31.87 |
| 8 | 103 | Oliver STEELE | 11 | Co Leeds | 32.30 |
| 9 | 101 | Matthew JUST | 11 | Co Leeds | 32.58 |
| Heat Number - 12 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 112 | Theodore ROSENBERG | 12 | Co Leeds | 31.25 |
| 1 | 114 | Daniel RANSOM | 11 | Co Leeds | 31.00 |
| 2 | 116 | Benjamin DALE-WOOD | 11 | Thirsk WH | 30.87 |
| 3 | 118 | Reece GRAHAM | 18 | AJ Newcastle | 30.40 |
| 4 | 120 | William BACON | 13 | Co Leeds | 30.10 |
| 5 | 119 | Samuel PICKUP | 15 | York City | 30.30 |
| 6 | 117 | Thomas MILNER | 12 | Co Leeds | 30.64 |
| 7 | 115 | Dominic BEEN | 14 | York City | 30.90 |
| 8 | 113 | Oliver BROMPTON | 11 | Co Leeds | 31.10 |
| 9 | 111 | Thomas BLEANCH | 15 | York City | 31.50 |
| Heat Number - 13 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 122 | Kourosh KHODAKHAH | 12 | Co Leeds | 29.84 |
| 1 | 124 | William SUTCLIFFE | 14 | Bev Barracud | 29.42 |
| 2 | 126 | Daniel STEVENS | 14 | Bev Barracud | 28.97 |
| 3 | 128 | Liam DAWSON | 15 | Co Wakefield | 27.86 |
| 4 | 130 | Joseph BURNELL | 16 | Co Leeds | 26.28 |
| 5 | 129 | Alex HOLMES | 15 | Co Wakefield | 27.00 |
| 6 | 127 | Harrison LEE | 15 | Co Wakefield | 28.05 |
| 7 | 125 | Jack SENIOR | 15 | Co Leeds | 29.20 |
| 8 | 123 | Oliver WHITTLESTON | 12 | Co Leeds | 29.80 |
| 9 | 121 | James NAYLOR | 15 | Co Wakefield | 29.90 |