EVENT 108 Female 09/Over 100m Freestyle - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 3 | 1 | Erin MELLER | 10 | Louth | |
| 4 | 3 | Suzuki CARTER | 9 | Skegness | 2:15.44 |
| 5 | 2 | Evangeline KINNEAR | 10 | Grantham | 2:15.74 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 4 | Izabella ZANIEWSKA | 11 | Boston | 1:59.00 |
| 2 | 6 | Kara HARRITY | 9 | Melton M'bry | 1:51.17 |
| 3 | 8 | Annabel HILLSON | 9 | Grantham | 1:50.00 |
| 4 | 10 | Boglarka ELEK | 10 | Melton M'bry | 1:42.57 |
| 5 | 9 | Wendy VARCOE | 10 | Louth | 1:50.00 |
| 6 | 7 | Emily CLAYTON | 10 | Grantham | 1:50.63 |
| 7 | 5 | Matilda MCDONNELL | 11 | Grantham | 1:57.27 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 12 | Hollie-Anne CROOK | 10 | Grantham | 1:41.05 |
| 2 | 14 | Esme APPLEWHITE | 10 | Gainsborough | 1:40.16 |
| 3 | 16 | Eden DAVIES | 9 | March | 1:38.19 |
| 4 | 18 | Holly GLASSFORD | 10 | Melton M'bry | 1:37.41 |
| 5 | 17 | Zuzanna ZANIEWSKA | 16 | Boston | 1:37.91 |
| 6 | 15 | Alyssia DONNISON | 13 | Louth | 1:40.00 |
| 7 | 13 | Lilly THROWER | 10 | Louth | 1:40.41 |
| 8 | 11 | Olivia CHARITY | 12 | Grantham | 1:41.70 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 20 | Willow HIBBITT | 9 | Melton M'bry | 1:36.81 |
| 2 | 22 | Helena HAMILTON | 12 | Grantham | 1:34.19 |
| 3 | 24 | Bella Rose ASKEW | 11 | Skegness | 1:31.45 |
| 4 | 26 | Ana BASCARAU | 11 | Boston | 1:30.51 |
| 5 | 25 | Emmie DENIGAN | 10 | Melton M'bry | 1:30.72 |
| 6 | 23 | Raemona PAYNE | 10 | Melton M'bry | 1:31.68 |
| 7 | 21 | Madeline SURTEES | 11 | Grantham | 1:35.90 |
| 8 | 19 | Ella KHAMA | 10 | Grantham | 1:37.03 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 28 | Ava-Grace GREGORY | 12 | Grantham | 1:29.59 |
| 2 | 30 | Annie LIDDLE | 12 | Mansfield | 1:28.02 |
| 3 | 32 | Daisy-Grace WILDISH | 9 | Retford | 1:27.90 |
| 4 | 34 | Amelie MORRIS | 12 | Boston | 1:25.78 |
| 5 | 33 | Amy FOSTER | 10 | Louth | 1:26.18 |
| 6 | 31 | Minerva WILLIAMS | 12 | Melton M'bry | 1:27.91 |
| 7 | 29 | Poppy CHAPMAN | 12 | Louth | 1:28.61 |
| 8 | 27 | Ruby NISBET | 10 | Grantham | 1:30.00 |
| Heat Number - 6 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 36 | Courtney GOWLING | 13 | Skegness | 1:23.85 |
| 2 | 38 | Thea WHOTTON | 11 | Louth | 1:22.65 |
| 3 | 40 | Harriet FEAVIOUR | 9 | March | 1:21.55 |
| 4 | 42 | Isabelle CLAYTON | 11 | Grantham | 1:20.63 |
| 5 | 41 | Eden DYSON | 12 | Grantham | 1:20.64 |
| 6 | 39 | Elisabeth KINNEAR | 14 | Grantham | 1:22.60 |
| 7 | 37 | Florence SHEPHERD | 12 | Gainsborough | 1:22.67 |
| 8 | 35 | Paris CABORN | 11 | Louth | 1:24.74 |
| Heat Number - 7 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 44 | Poppy HATHWAY | 12 | Grantham | 1:20.20 |
| 2 | 46 | Ella HE | 11 | Gainsborough | 1:19.60 |
| 3 | 48 | Maya GLASSFORD | 13 | Melton M'bry | 1:18.32 |
| 4 | 50 | Juliette KING | 12 | Grantham | 1:17.30 |
| 5 | 49 | Nyah SCOTT | 11 | March | 1:17.90 |
| 6 | 47 | Emily SMITH | 14 | Boston | 1:18.50 |
| 7 | 45 | Charlotte GOSLING | 14 | Newark | 1:19.80 |
| 8 | 43 | Abbie MACKIE | 14 | March | 1:20.35 |
| Heat Number - 8 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 52 | Sophie SHARPE | 13 | Melton M'bry | 1:16.27 |
| 2 | 54 | Mia PARAPIJONAVICIUTE | 15 | Grantham | 1:15.69 |
| 3 | 56 | Lucy BARRATT | 11 | Gainsborough | 1:15.31 |
| 4 | 58 | Annie WEBSTER | 12 | Grantham | 1:14.38 |
| 5 | 57 | Lucy ABBOTT | 12 | Grantham | 1:14.61 |
| 6 | 55 | Lexie SHEWAN | 13 | Grantham | 1:15.40 |
| 7 | 53 | Martha PIERCEY | 13 | Skegness | 1:15.90 |
| 8 | 51 | Isla LORMOR | 11 | Gainsborough | 1:17.11 |
| Heat Number - 9 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 60 | Grace HOWITT | 15 | Grantham | 1:12.95 |
| 2 | 62 | Yasmine WAITE | 14 | March | 1:12.51 |
| 3 | 64 | Darcey WOOD | 12 | Grantham | 1:10.66 |
| 4 | 66 | Ivy BROWN | 12 | Melton M'bry | 1:10.46 |
| 5 | 65 | Amy TAYLOR | 13 | Grantham | 1:10.64 |
| 6 | 63 | Alexa WRIGHT | 16 | Grantham | 1:12.13 |
| 7 | 61 | Amelia HATHWAY | 15 | Grantham | 1:12.86 |
| 8 | 59 | Lizzy LERESCHE HANDS | 12 | Grantham | 1:14.10 |
| Heat Number - 10 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 68 | Kitty PAYNE | 13 | March | 1:09.60 |
| 2 | 70 | Annabelle JAY | 12 | Grantham | 1:09.32 |
| 3 | 72 | Isobel ALLSOP | 14 | Grantham | 1:08.47 |
| 4 | 74 | Ellena HOWITT | 13 | Grantham | 1:07.80 |
| 5 | 73 | Lucy WILLATTS | 12 | Grantham | 1:07.90 |
| 6 | 71 | Milen MERRITT | 12 | Melton M'bry | 1:08.58 |
| 7 | 69 | Emilija IVANOVA | 15 | Boston | 1:09.47 |
| 8 | 67 | Erin NORTON | 13 | Boston | 1:09.99 |
| Heat Number - 11 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 76 | Amelia BIRD | 13 | Skegness | 1:07.07 |
| 2 | 78 | Isla GRAY | 14 | Grantham | 1:04.98 |
| 3 | 80 | Elena ALDENHOFF-KELLY | 15 | Grantham | 1:03.70 |
| 4 | 82 | Alisha TYERS | 23 | Grantham | 1:00.71 |
| 5 | 81 | Grace TURNER | 16 | Grantham | 1:00.90 |
| 6 | 79 | Isabelle MCCORKELL | 16 | Gainsborough | 1:03.80 |
| 7 | 77 | Jessica - Rose DAVISON | 14 | Grantham | 1:05.27 |
| 8 | 75 | Harriet MCCORMACK | 14 | Grantham | 1:07.67 |