EVENT 104 Boys Open 50m Freestyle - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 1 | Lewis WIDDOWSON | 8 | Morley 8 | 1:21.49 |
| 2 | 3 | Reece WEBBER | 9 | Morley 8 | 1:14.07 |
| 3 | 5 | Oliver BOWDEN | 10 | John Smeaton | 1:11.59 |
| 4 | 7 | Arthur OWENS | 9 | John Smeaton | 1:07.02 |
| 5 | 6 | Jamie ANDREASEN | 8 | Morley 8 | 1:09.86 |
| 6 | 4 | Harley HENDERSON | 8 | John Smeaton | 1:13.07 |
| 7 | 2 | Jack BASTIAN | 9 | Kirkstall 8 | 1:15.00 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 9 | William WILSON | 8 | Scott Hall 8 | 1:02.16 |
| 1 | 11 | Harry LEWIS | 10 | Wetherby 8 | 58.69 |
| 2 | 13 | Shaunak KHANVILKAR | 9 | Morley 8 | 58.23 |
| 3 | 15 | Daniel GREEN | 10 | Wetherby 8 | 57.08 |
| 4 | 17 | Jack BOOTH | 11 | Pudsey 8 | 56.00 |
| 5 | 16 | Oliver MOONEY | 9 | Co Leeds | 56.03 |
| 6 | 14 | David AKEROYD | 10 | Airborough 8 | 58.11 |
| 7 | 12 | Freddie DUMPHY | 10 | Scott Hall 8 | 58.33 |
| 8 | 10 | Oliver HART | 9 | Airborough 8 | 1:00.00 |
| 9 | 8 | Jack WILBY | 10 | Morley 8 | 1:03.89 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 19 | Jacob FAWCETT | 10 | Airborough 8 | 55.29 |
| 1 | 21 | Joseph FRIEND | 10 | Scott Hall 8 | 54.21 |
| 2 | 23 | Callum BROOK | 9 | Co Leeds | 52.50 |
| 3 | 25 | Oliver POW | 9 | Morley 8 | 50.21 |
| 4 | 27 | Alexander THACKER | 8 | Co Leeds | 50.01 |
| 5 | 26 | Antoni WEGRZYNOWSKI | 10 | John Smeaton | 50.04 |
| 6 | 24 | Alfred KEMP | 10 | Pudsey 8 | 52.00 |
| 7 | 22 | Oliver BROOKE | 9 | Co Leeds | 53.00 |
| 8 | 20 | Jamie ROBERTS | 10 | Co Leeds | 54.30 |
| 9 | 18 | Flint HARLEY | 10 | Scott Hall 8 | 55.83 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 29 | Zachary CROWTHER | 10 | Co Leeds | 48.95 |
| 1 | 31 | Jake PHELAN | 9 | Co Leeds | 48.62 |
| 2 | 33 | Owen CARMODY | 8 | Co Leeds | 48.35 |
| 3 | 35 | Harry SOUTHAM | 11 | Pudsey 8 | 47.00 |
| 4 | 37 | Oliver FAWCETT | 12 | Airborough 8 | 44.80 |
| 5 | 36 | Jacob BOGGON | 10 | John Smeaton | 46.48 |
| 6 | 34 | Abdullah MOKHLISSE | 9 | Co Leeds | 48.00 |
| 7 | 32 | Amos PEARSE DE WOLF | 9 | Co Leeds | 48.52 |
| 8 | 30 | Ailbe MCNULTY | 9 | Morley 8 | 48.89 |
| 9 | 28 | Elisha YANSANEH | 9 | Kirkstall 8 | 49.00 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 39 | Aaron JACKSON | 12 | Scott Hall 8 | 44.49 |
| 1 | 41 | Daniel RUTTER | 10 | Co Leeds | 43.81 |
| 2 | 43 | Oliver JOHNSTONE | 11 | Co Leeds | 43.45 |
| 3 | 45 | Joseph HALL | 10 | Co Leeds | 42.23 |
| 4 | 47 | Lucas PIERCY | 10 | Co Leeds | 41.41 |
| 5 | 46 | Aarush SHINDE | 11 | Co Leeds | 42.18 |
| 6 | 44 | Ewan KITE | 9 | Pudsey 8 | 42.35 |
| 7 | 42 | George BELLWOOD | 10 | Co Leeds | 43.75 |
| 8 | 40 | Isaac FOY | 10 | Co Leeds | 43.91 |
| 9 | 38 | Jacob O'DONNELL | 8 | Co Leeds | 44.60 |
| Heat Number - 6 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 49 | Callum RAVEN | 10 | Co Leeds | 40.65 |
| 1 | 51 | Edward COLLINS | 10 | Co Leeds | 39.60 |
| 2 | 53 | George CARRY | 10 | Co Leeds | 38.49 |
| 3 | 55 | Oscar HOBSON | 11 | Pudsey 8 | 37.11 |
| 4 | 57 | Oliver STEELE | 11 | Co Leeds | 34.71 |
| 5 | 56 | Luke DYER | 11 | Co Leeds | 35.45 |
| 6 | 54 | Asher MAXFIELD | 10 | Co Leeds | 37.33 |
| 7 | 52 | Oliver THACKER | 11 | Co Leeds | 39.58 |
| 8 | 50 | Matthew JAMES | 10 | Co Leeds | 40.34 |
| 9 | 48 | Maxwell FORD | 10 | Co Leeds | 41.30 |