EVENT 203 Mixed 100m Freestyle - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | George DOLAN | 9 | Grantham | |
| 2 | 2 | Tabitha GODDARD | 8 | Grantham | |
| 3 | 3 | Henry LEONARD | 9 | Grantham | |
| 4 | 4 | Lois MCDONNELL | 9 | Grantham | |
| 5 | 5 | Oliver PYGOTT-HAMMOND | 9 | Grantham | |
| 6 | 6 | Ada PAGE | 9 | Grantham | |
| 7 | 7 | Sophia WRIGHT | 9 | Grantham | 2:14.42 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 8 | Louis THOMPSON | 10 | Grantham | 2:10.43 |
| 2 | 9 | Tilly WASKETT-BOOTH | 9 | Grantham | 1:59.56 |
| 3 | 10 | Bethany MEAKIN | 11 | Grantham | 1:50.00 |
| 4 | 11 | Evie FELTON | 10 | Grantham | 1:50.00 |
| 5 | 12 | Ralph MILNE | 10 | Grantham | 1:50.00 |
| 6 | 13 | Austin CHEN-REES | 12 | Grantham | 1:48.85 |
| 7 | 14 | Emily CLAYTON | 11 | Grantham | 1:43.77 |
| 8 | 15 | Evangeline KINNEAR | 12 | Grantham | 1:42.74 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 16 | Gracie PAYNE | 12 | Grantham | 1:42.00 |
| 2 | 17 | Georgia BELLETT | 10 | Grantham | 1:42.00 |
| 3 | 18 | Evelyn NICHOLLS | 12 | Grantham | 1:41.08 |
| 4 | 19 | Esmé EVANS | 11 | Grantham | 1:40.00 |
| 5 | 20 | Poppy BRODIE | 13 | Grantham | 1:38.06 |
| 6 | 21 | Hannah EXLEY | 11 | Grantham | 1:35.75 |
| 7 | 22 | Abigail TAYLOR | 11 | Grantham | 1:35.12 |
| 8 | 23 | Annabel HILLSON | 10 | Grantham | 1:34.74 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 24 | Lucia CORTON | 10 | Grantham | 1:33.60 |
| 2 | 25 | Daniel GODDARD | 10 | Grantham | 1:33.60 |
| 3 | 26 | Yu Tsing (Trixie) CHEU | 12 | Grantham | 1:31.89 |
| 4 | 27 | Emmeline GLEAVE | 10 | Grantham | 1:31.67 |
| 5 | 28 | Cyril BAO | 9 | Grantham | 1:31.25 |
| 6 | 29 | Francesca WESTON | 10 | Grantham | 1:30.51 |
| 7 | 30 | Honey FLOWER | 11 | Grantham | 1:29.44 |
| 8 | 31 | Caitlin IZOD | 12 | Grantham | 1:28.91 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 32 | Matilda MCDONNELL | 12 | Grantham | 1:27.09 |
| 2 | 33 | Benjamin SHEARN | 11 | Grantham | 1:26.99 |
| 3 | 34 | Thomas KINNEAR | 14 | Grantham | 1:25.11 |
| 4 | 35 | William PENNOCK | 11 | Grantham | 1:24.16 |
| 5 | 36 | Elizabeth JONES | 15 | Grantham | 1:23.82 |
| 6 | 37 | Madeline SURTEES | 13 | Grantham | 1:23.28 |
| 7 | 38 | Louis WRIGHT | 12 | Grantham | 1:21.20 |
| 8 | 39 | Juliette KIM | 10 | Grantham | 1:20.67 |
| Heat Number - 6 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 40 | Hollie-Ann CROOK | 11 | Grantham | 1:20.04 |
| 2 | 41 | Octavia SHEARN | 13 | Grantham | 1:19.87 |
| 3 | 42 | Elisabeth KINNEAR | 15 | Grantham | 1:18.11 |
| 4 | 43 | Henry DOLAN | 12 | Grantham | 1:17.70 |
| 5 | 44 | Freddie HIRST | 11 | Grantham | 1:17.30 |
| 6 | 45 | Juliette KING | 13 | Grantham | 1:16.65 |
| 7 | 46 | Isabelle CLAYTON | 13 | Grantham | 1:16.61 |
| 8 | 47 | Ella KHAMA | 11 | Grantham | 1:16.61 |
| Heat Number - 7 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 48 | Ava-Grace GREGORY | 13 | Grantham | 1:14.64 |
| 2 | 49 | Elliot GLEAVE | 12 | Grantham | 1:14.05 |
| 3 | 50 | George LEONARD | 13 | Grantham | 1:13.93 |
| 4 | 51 | Mia PARAPIJONAVICIUTE | 16 | Grantham | 1:13.27 |
| 5 | 52 | Grace HOWITT | 16 | Grantham | 1:12.95 |
| 6 | 53 | Leo BARNETT | 13 | Grantham | 1:12.84 |
| 7 | 54 | Arthur BREARLEY-NEWSOM | 14 | Grantham | 1:12.66 |
| 8 | 55 | Derrin BROCKLEBANK | 11 | Grantham | 1:12.56 |
| Heat Number - 8 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 56 | Jimmin BAO | 12 | Grantham | 1:11.73 |
| 2 | 57 | Yu Ching (Eugene) CHEU | 14 | Grantham | 1:10.91 |
| 3 | 58 | Thomas HILLSON | 12 | Grantham | 1:10.66 |
| 4 | 59 | Toby EDMONDSON | 11 | Grantham | 1:10.66 |
| 5 | 60 | Lucy ABBOTT | 13 | Grantham | 1:10.44 |
| 6 | 61 | Joshua KIM | 13 | Grantham | 1:10.41 |
| 7 | 62 | Lexie SHEWAN | 15 | Grantham | 1:10.32 |
| 8 | 63 | Alfie HAIGH | 16 | Grantham | 1:10.03 |
| Heat Number - 9 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 64 | Amy TAYLOR | 14 | Grantham | 1:09.32 |
| 2 | 65 | Lizzy LERESCHE HANDS | 14 | Grantham | 1:08.35 |
| 3 | 66 | Markas PARAPIJONAVICIU | 12 | Grantham | 1:07.92 |
| 4 | 67 | Sophie WARD | 16 | Grantham | 1:07.02 |
| 5 | 68 | Ellena HOWITT | 14 | Grantham | 1:06.60 |
| 6 | 69 | Elena ALDENHOFF-KELLY | 17 | Grantham | 1:06.41 |
| 7 | 70 | Isobel ALLSOP | 15 | Grantham | 1:05.97 |
| 8 | 71 | Darcey WOOD | 14 | Grantham | 1:05.12 |
| Heat Number - 10 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 72 | Jessica - Rose DAVISON | 16 | Grantham | 1:04.91 |
| 2 | 73 | Isla GRAY | 15 | Grantham | 1:04.84 |
| 3 | 74 | Annabelle JAY | 14 | Grantham | 1:04.36 |
| 4 | 75 | Chloe HOPKINSON | 20 | Grantham | 1:03.06 |
| 5 | 76 | Lucy WILLATTS | 14 | Grantham | 1:02.89 |
| 6 | 77 | Zach HOPKINSON | 16 | Grantham | 1:01.68 |
| 7 | 78 | Jack ZERAVICA | 17 | Grantham | 1:00.79 |
| 8 | 79 | Alisha TYERS | 25 | Grantham | 1:00.57 |
| Heat Number - 11 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 81 | Grace TURNER | 18 | Grantham | 59.69 |
| 2 | 83 | Luke DAYBELL | 16 | Grantham | 58.01 |
| 3 | 85 | Ben CARLYLE | 15 | Grantham | 56.99 |
| 4 | 87 | Benjamin ROBERTS | 16 | Grantham | 52.63 |
| 5 | 86 | Joshua CLARKE | 17 | Grantham | 53.46 |
| 6 | 84 | Jacob FISH | 16 | Grantham | 57.61 |
| 7 | 82 | Grace MACDONALD | 16 | Grantham | 59.62 |
| 8 | 80 | Daniel DEGNAN | 17 | Grantham | 1:00.13 |