EVENT 233 Boy/Girl 12 Yrs/Over 100m Freestyle - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Cat | Club | Time |
| 1 | 1 | Lily Herring | 13 | S10 | Norwich Swan | 1:32.25 |
| 2 | 3 | Lyla Flello | 12 | | Co Norwich | 1:17.56 |
| 3 | 5 | Lily Hills | 12 | | St Felix Sch | 1:16.95 |
| 4 | 7 | Daisy Turp-Daws | 12 | | Halstead | 1:16.53 |
| 5 | 6 | I Stratton-Thomsett | 12 | | Colchester | 1:16.81 |
| 6 | 4 | Daisy Stimpson | 12 | | West Norfolk | 1:17.34 |
| 7 | 2 | Mwaba Mkwasa | 16 | S8 | Norwich Swan | 1:29.58 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Cat | Club | Time |
| 1 | 9 | Francesca Barber | 12 | | Stowmarket | 1:16.01 |
| 2 | 11 | Charlie Duce | 12 | | Modernian | 1:15.50 |
| 3 | 13 | Gabriella Troman | 12 | | Colchester | 1:15.16 |
| 4 | 15 | Ashton Blake | 12 | | Canvey Isl | 1:14.75 |
| 5 | 14 | Megan Clarke | 12 | | Co Ely | 1:15.14 |
| 6 | 12 | Isaac Robertson | 12 | | Newmarket | 1:15.28 |
| 7 | 10 | Scarlett Mercer | 12 | | Harlow Pen | 1:15.88 |
| 8 | 8 | Molly Burrows | 12 | | Co Peterboro | 1:16.09 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Cat | Club | Time |
| 1 | 17 | Nicole Taylor | 12 | | St Felix Sch | 1:14.25 |
| 2 | 19 | Amber Flitton | 12 | | Dunstable | 1:13.98 |
| 3 | 21 | Maxim Szarvadi | 12 | | Harlow Pen | 1:13.47 |
| 4 | 23 | Lily Murrell | 12 | | Norwich Swan | 1:12.72 |
| 5 | 22 | Henry Martin | 12 | | Hatfield | 1:13.17 |
| 6 | 20 | Jana Mohamed | 12 | | Co Peterboro | 1:13.50 |
| 7 | 18 | Kabir Patel | 12 | | Potters Bar | 1:14.16 |
| 8 | 16 | Anabelle Kett | 12 | | Co Peterboro | 1:14.55 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Cat | Club | Time |
| 1 | 25 | Samuel Chamberlain | 12 | | West Suffolk | 1:12.00 |
| 2 | 27 | Charlisse Harding | 12 | | Norwich Swan | 1:11.38 |
| 3 | 29 | Ernest Juverdeanu | 13 | | Chelmsford | 1:10.48 |
| 4 | 31 | Wiktoria Marcinek | 13 | | West Norfolk | 1:09.91 |
| 5 | 30 | B Macdonald-Williams | 13 | | Bishop Stort | 1:10.04 |
| 6 | 28 | Bethany Rumsby | 12 | | Norwich Swan | 1:11.34 |
| 7 | 26 | Berkley Barnicoat | 12 | | Modernian | 1:11.87 |
| 8 | 24 | Alicia Morton | 12 | | Basildon Ph | 1:12.53 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Cat | Club | Time |
| 1 | 33 | Evan Aldridge | 13 | | St Felix Sch | 1:09.72 |
| 2 | 35 | Reece Burns | 13 | | Witham Dolph | 1:08.91 |
| 3 | 37 | Oscar Sherwani | 13 | | Flitwick | 1:06.98 |
| 4 | 39 | Kian Lee | 13 | | Co Peterboro | 1:06.34 |
| 5 | 38 | Beau Reilly | 13 | | Bishop Stort | 1:06.83 |
| 6 | 36 | Jemima Cross | 13 | | Hitchin | 1:07.13 |
| 7 | 34 | Ella Greatbatch | 13 | | Bishop Stort | 1:09.29 |
| 8 | 32 | Kiera Broad | 13 | | West Suffolk | 1:09.85 |
| Heat Number - 6 |
| Lane | Comp.No. | Name | AaD | Cat | Club | Time |
| 1 | 41 | Tain Phillips | 13 | | Bishop Stort | 1:05.68 |
| 2 | 43 | Lilly Davis | 14 | | Co Peterboro | 1:05.41 |
| 3 | 45 | Olivia Minett | 13 | | Co Peterboro | 1:05.22 |
| 4 | 47 | Oliver Baskerville | 13 | | Hatfield | 1:04.93 |
| 5 | 46 | Chloe Coster | 14 | | Hatfield | 1:05.20 |
| 6 | 44 | Luke Morley | 14 | | Hitchin | 1:05.32 |
| 7 | 42 | Shahd Mohamed | 14 | | Co Peterboro | 1:05.59 |
| 8 | 40 | Isla Fulluck-Holmes | 14 | | Co Peterboro | 1:05.75 |
| Heat Number - 7 |
| Lane | Comp.No. | Name | AaD | Cat | Club | Time |
| 1 | 49 | Elizabeth Wright | 14 | | West Suffolk | 1:04.61 |
| 2 | 51 | Natalie Taylor | 14 | | St Felix Sch | 1:04.34 |
| 3 | 53 | Jack Swindale | 13 | | Co Peterboro | 1:04.15 |
| 4 | 55 | Lara Treharne | 14 | | Co Peterboro | 1:04.06 |
| 5 | 54 | Samuel Jeffrey | 14 | | Hatfield | 1:04.10 |
| 6 | 52 | Beatrice Gibbs | 15 | | Newmarket | 1:04.23 |
| 7 | 50 | Oliver Pike | 14 | | Co Norwich | 1:04.44 |
| 8 | 48 | Kirsty Neill | 14 | | Bishop Stort | 1:04.76 |
| Heat Number - 8 |
| Lane | Comp.No. | Name | AaD | Cat | Club | Time |
| 1 | 57 | Vanesa Cimermanova | 13 | | Co Peterboro | 1:03.90 |
| 2 | 59 | Emma Fields | 15 | | Bishop Stort | 1:03.37 |
| 3 | 61 | George Grimwood | 14 | | Bishop Stort | 1:02.15 |
| 4 | 63 | James Williamson | 14 | | Co Cambridge | 1:02.10 |
| 5 | 62 | Noah Mann | 14 | | Newmarket | 1:02.11 |
| 6 | 60 | Imola Jozsa | 15 | | Hatfield | 1:03.21 |
| 7 | 58 | Samuel Black | 14 | | Stowmarket | 1:03.62 |
| 8 | 56 | Jacob Hayes | 14 | | Bishop Stort | 1:04.04 |
| Heat Number - 9 |
| Lane | Comp.No. | Name | AaD | Cat | Club | Time |
| 1 | 65 | Meisha Trend-Evans | 15 | | Bishop Stort | 1:01.48 |
| 2 | 67 | Greta Goddard | 15 | | Colchester | 1:01.13 |
| 3 | 69 | Gagan Singh | 15 | | Co Peterboro | 1:01.03 |
| 4 | 71 | James Peacock | 15 | | Co Peterboro | 1:00.71 |
| 5 | 70 | Nathan Birchenough | 14 | | St Felix Sch | 1:01.00 |
| 6 | 68 | Rosalind Saise | 14 | | teamipswich | 1:01.08 |
| 7 | 66 | Ellie-Rose Lyon | 14 | | Norwich Swan | 1:01.40 |
| 8 | 64 | Isabelle Barber | 15 | | Stowmarket | 1:01.70 |
| Heat Number - 10 |
| Lane | Comp.No. | Name | AaD | Cat | Club | Time |
| 1 | 73 | Benjamin Riglar | 15 | | Dereham | 1:00.25 |
| 2 | 75 | Joshua Ellis | 15 | | Hatfield | 59.72 |
| 3 | 77 | Jack Abram | 16 | | Co Norwich | 58.40 |
| 4 | 79 | Emma Cruickshanks | 18 | | teamipswich | 57.90 |
| 5 | 78 | Jack Barnard | 16 | | Potters Bar | 58.36 |
| 6 | 76 | James Renton | 15 | | Potters Bar | 59.22 |
| 7 | 74 | Richard Vanstone | 15 | | Chelmsford | 1:00.13 |
| 8 | 72 | Harry Stagg | 15 | | Basildon Ph | 1:00.71 |
| Heat Number - 11 |
| Lane | Comp.No. | Name | AaD | Cat | Club | Time |
| 1 | 81 | Luka Page | 15 | | West Suffolk | 57.37 |
| 2 | 83 | Matthew Brown | 16 | | Stowmarket | 56.87 |
| 3 | 85 | James Rowley | 16 | | Deben | 55.73 |
| 4 | 87 | Adam Martin | 21 | | Potters Bar | 52.75 |
| 5 | 86 | Kai Adams | 25 | | Halstead | 53.55 |
| 6 | 84 | Ahaan Saini | 17 | | Hatfield | 56.72 |
| 7 | 82 | Ethan Ivelaw-Chapman | 16 | | Co St Albans | 57.19 |
| 8 | 80 | Christopher Williamson | 16 | | Co Cambridge | 57.86 |