EVENT 402 Boy/Girl 12 /Under 200m Breaststrok - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 3 | 1 | Kate RICHARDSON | 9 | Co Leeds | 4:45.00 |
| 4 | 3 | Amelie COTTERILL | 10 | Co Leeds | 4:18.03 |
| 5 | 2 | Louis WALKER | 10 | Co Leeds | 4:22.50 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 5 | Kian ROSE | 10 | Co Manch Aq | 4:15.78 |
| 1 | 7 | Glorianna MOYNIHAN | 10 | Co Manch Aq | 4:07.13 |
| 2 | 9 | Theo GILBERT | 9 | Co Leeds | 4:05.00 |
| 3 | 11 | Tristan CARRASCO RUIZ | 9 | Co Manch Aq | 4:00.00 |
| 4 | 13 | Alice DILLEY | 11 | York City | 3:54.60 |
| 5 | 12 | Abigail EVANS | 12 | York City | 4:00.00 |
| 6 | 10 | Adrian ROGERS | 11 | Co Manch Aq | 4:04.69 |
| 7 | 8 | Annabel LAMA | 11 | Co Manch Aq | 4:05.78 |
| 8 | 6 | Ruby KEMP | 9 | Co Leeds | 4:10.00 |
| 9 | 4 | Grace O'HARA | 10 | Co Leeds | 4:17.50 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 15 | Leo LI | 10 | Co Leeds | 3:53.20 |
| 1 | 17 | Thomas HORNE | 11 | Co Leeds | 3:50.80 |
| 2 | 19 | Mia HOWARTH | 12 | Bo Barnsley | 3:45.60 |
| 3 | 21 | Samuel OLLERENSHAW | 11 | Bo Kirklees | 3:44.64 |
| 4 | 23 | Max CLARK | 10 | Co Leeds | 3:42.80 |
| 5 | 22 | Kate JONES | 11 | Co Leeds | 3:43.10 |
| 6 | 20 | Freya ELLIS | 10 | Co Leeds | 3:45.40 |
| 7 | 18 | Demilade AYEMOWA | 12 | Co Leeds | 3:50.00 |
| 8 | 16 | Joseph GREANEY | 10 | York City | 3:52.00 |
| 9 | 14 | Amelia MATSON | 10 | Co Leeds | 3:53.60 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 25 | Emily MCSEVENY | 11 | York City | 3:42.02 |
| 1 | 27 | Sebastian HUNTER | 12 | Co Leeds | 3:41.50 |
| 2 | 29 | Helena TEALE | 11 | Bo Kirklees | 3:40.00 |
| 3 | 31 | Freddie COOKE - SOUTH | 11 | Bo Barnsley | 3:39.00 |
| 4 | 33 | Elkie FOSTER | 11 | Co Leeds | 3:33.44 |
| 5 | 32 | Ella COLEMAN | 11 | Co Leeds | 3:38.90 |
| 6 | 30 | Lily KNOWLES | 11 | Bo Barnsley | 3:40.00 |
| 7 | 28 | Millie HERBERT | 12 | Bo Barnsley | 3:40.00 |
| 8 | 26 | Stan SAWYER | 11 | York City | 3:42.00 |
| 9 | 24 | Lily O'BRIEN | 12 | Bo Barnsley | 3:42.70 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 35 | Emma HEATON | 12 | York City | 3:31.52 |
| 1 | 37 | Emily BATTYE | 12 | Bo Kirklees | 3:30.00 |
| 2 | 39 | Connor MCCULLEN | 12 | Co Leeds | 3:29.60 |
| 3 | 41 | Georgina ROYCE | 12 | York City | 3:26.70 |
| 4 | 43 | Zach PIERCY | 12 | Co Leeds | 3:25.70 |
| 5 | 42 | Annabel EDWARDS | 11 | York City | 3:26.68 |
| 6 | 40 | Yining LU | 10 | Co Leeds | 3:26.80 |
| 7 | 38 | Robson HART | 9 | Co Leeds | 3:29.70 |
| 8 | 36 | Hudson SMITH | 11 | Co Leeds | 3:31.50 |
| 9 | 34 | Dominic POKAM | 12 | Co Manch Aq | 3:32.27 |
| Heat Number - 6 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 45 | Eleanor FOTHERGILL | 11 | Flixton | 3:24.82 |
| 1 | 47 | Gracie MCDERMOTT | 12 | Co Leeds | 3:22.80 |
| 2 | 49 | Sophia YU | 12 | Co Manch Aq | 3:21.86 |
| 3 | 51 | Rory KING | 12 | Co Leeds | 3:21.10 |
| 4 | 53 | Halo BENTLEY-HICKS | 11 | Co Leeds | 3:20.50 |
| 5 | 52 | Mia MARSDEN | 12 | Bo Kirklees | 3:21.00 |
| 6 | 50 | Matilda BRAITHWAITE | 12 | Co Leeds | 3:21.70 |
| 7 | 48 | Patrick O'HARA | 12 | Co Leeds | 3:22.00 |
| 8 | 46 | Henry PRIESTLEY | 11 | Bo Kirklees | 3:22.87 |
| 9 | 44 | Reggie SPENCE | 12 | Co Leeds | 3:24.90 |
| Heat Number - 7 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 55 | Abigail JAMES | 12 | York City | 3:12.80 |
| 1 | 57 | Shae BRYANT | 11 | Co Leeds | 3:11.10 |
| 2 | 59 | Hayden LAM | 12 | Co Leeds | 3:09.10 |
| 3 | 61 | Matei STOICESCU | 12 | Co Leeds | 3:08.30 |
| 4 | 63 | Poppy NUTTMAN | 12 | Spenborough | 3:00.18 |
| 5 | 62 | Isabelle KING | 12 | Co Leeds | 3:04.30 |
| 6 | 60 | Poppy PEARSON | 12 | Bo Barnsley | 3:09.00 |
| 7 | 58 | Ellie AKHTAR | 12 | Co Leeds | 3:09.40 |
| 8 | 56 | Eloise ANDREASEN | 12 | Co Leeds | 3:11.40 |
| 9 | 54 | M AZANA-BALL | 11 | Co Leeds | 3:20.00 |