EVENT 209 Female 09/Over 50m Freestyle - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 2 | Trixie CHEUNG | 10 | Grantham | 1:19.90 |
| 2 | 4 | Florence WEBB | 9 | Louth | 1:00.00 |
| 3 | 6 | Evangeline KINNEAR | 10 | Grantham | 55.00 |
| 4 | 8 | Esme APPLEWHITE | 10 | Gainsborough | 53.64 |
| 5 | 7 | Ariana MERCER | 9 | Melton M'bry | 54.90 |
| 6 | 5 | Lyla ELLIS | 9 | Louth | 56.00 |
| 7 | 3 | Natasha SHARPE | 10 | Melton M'bry | 1:01.64 |
| 8 | 1 | Erin MELLER | 10 | Louth | |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 10 | Wendy VARCOE | 10 | Louth | 50.00 |
| 2 | 12 | Emily CLAYTON | 10 | Grantham | 49.86 |
| 3 | 14 | Hana YEWLETT | 9 | Grantham | 48.00 |
| 4 | 16 | Lenorah MISIUDA | 10 | Melton M'bry | 47.69 |
| 5 | 15 | Niha YEWLETT | 9 | Grantham | 48.00 |
| 6 | 13 | Abigail TAYLOR | 10 | Grantham | 49.25 |
| 7 | 11 | Aoife DUNCAN | 11 | Louth | 50.00 |
| 8 | 9 | Annabel HILLSON | 9 | Grantham | 50.95 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 18 | Martha MARSDEN | 11 | Melton M'bry | 47.22 |
| 2 | 20 | Ellie ROSE | 14 | Grantham | 45.00 |
| 3 | 22 | Elspeth MASON-SMITH | 10 | Louth | 43.61 |
| 4 | 24 | Suzuki CARTER | 9 | Skegness | 43.33 |
| 5 | 23 | Amelie JOHNSTONE | 10 | Newark | 43.34 |
| 6 | 21 | Daisy CANTILLON | 11 | Grantham | 45.00 |
| 7 | 19 | Violet NISBET | 13 | Grantham | 45.00 |
| 8 | 17 | Honey FLOWER | 9 | Grantham | 47.49 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 26 | Willow HIBBITT | 9 | Melton M'bry | 43.16 |
| 2 | 28 | Eden DAVIES | 9 | March | 42.80 |
| 3 | 30 | Kara HARRITY | 9 | Melton M'bry | 42.48 |
| 4 | 32 | Evie BOURNE | 11 | Melton M'bry | 41.93 |
| 5 | 31 | Holly GLASSFORD | 10 | Melton M'bry | 42.26 |
| 6 | 29 | Zuzanna ZANIEWSKA | 16 | Boston | 42.72 |
| 7 | 27 | Courtney GOWLING | 13 | Skegness | 42.80 |
| 8 | 25 | Florence HARPER | 11 | Grantham | 43.21 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 35 | Helena HAMILTON | 12 | Grantham | 41.09 |
| 2 | 37 | Ella KHAMA | 10 | Grantham | 40.70 |
| 3 | 39 | Minerva WILLIAMS | 12 | Melton M'bry | 39.91 |
| 4 | 42 | Annie LIDDLE | 12 | Mansfield | 39.10 |
| 5 | 41 | Octavia SHEARN | 11 | Grantham | 39.26 |
| 6 | 38 | Emmie DENIGAN | 10 | Melton M'bry | 40.36 |
| 7 | 36 | Ruby NISBET | 10 | Grantham | 40.94 |
| 8 | 34 | Hollie-Anne CROOK | 10 | Grantham | 41.50 |
| Heat Number - 6 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 44 | Izabella ZANIEWSKA | 11 | Boston | 38.73 |
| 2 | 46 | Ava-Grace GREGORY | 12 | Grantham | 38.40 |
| 3 | 49 | Abbey HURST-YATES | 13 | Newark | 37.71 |
| 4 | 51 | Hazel HODGSON | 13 | Gainsborough | 37.39 |
| 5 | 50 | Amy FOSTER | 10 | Louth | 37.50 |
| 6 | 47 | Lucy PITCHER | 12 | Newark | 38.30 |
| 7 | 45 | Ana BASCARAU | 11 | Boston | 38.61 |
| 8 | 43 | Mia JONES | 11 | March | 39.07 |
| Heat Number - 7 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 53 | Elisabeth KINNEAR | 14 | Grantham | 36.80 |
| 2 | 55 | Sienna MERCER | 12 | Melton M'bry | 36.53 |
| 3 | 57 | Thea WHOTTON | 11 | Louth | 36.29 |
| 4 | 59 | Poppy HATHWAY | 12 | Grantham | 35.80 |
| 5 | 58 | Charlotte JAY | 11 | Grantham | 36.14 |
| 6 | 56 | Juliette KING | 12 | Grantham | 36.30 |
| 7 | 54 | Florence SHEPHERD | 12 | Gainsborough | 36.65 |
| 8 | 52 | Boglarka ELEK | 10 | Melton M'bry | 37.35 |
| Heat Number - 8 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 61 | Isabelle CLAYTON | 11 | Grantham | 35.35 |
| 2 | 63 | Lucy BARRATT | 11 | Gainsborough | 35.21 |
| 3 | 65 | Ella HE | 11 | Gainsborough | 34.88 |
| 4 | 67 | Abbie MACKIE | 14 | March | 34.75 |
| 5 | 66 | Eden DYSON | 12 | Grantham | 34.79 |
| 6 | 64 | Paris CABORN | 11 | Louth | 35.01 |
| 7 | 62 | Emily SMITH | 14 | Boston | 35.31 |
| 8 | 60 | Harriet FEAVIOUR | 9 | March | 35.54 |
| Heat Number - 9 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 69 | Lillie DRENNAN | 14 | Melton M'bry | 34.54 |
| 2 | 71 | Alicia-Rose OSWIN | 16 | Boston | 34.30 |
| 3 | 73 | Martha PIERCEY | 13 | Skegness | 34.03 |
| 4 | 75 | Vilte ROPEIKAITE | 15 | Boston | 33.88 |
| 5 | 74 | Niamh O'DONOGHUE | 12 | March | 33.93 |
| 6 | 72 | Lucy ABBOTT | 12 | Grantham | 34.16 |
| 7 | 70 | Nyah SCOTT | 11 | March | 34.54 |
| 8 | 68 | Katie DAGG | 13 | March | 34.60 |
| Heat Number - 10 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 77 | Sophie SHARPE | 13 | Melton M'bry | 33.69 |
| 2 | 79 | Lizzy LERESCHE HANDS | 12 | Grantham | 33.56 |
| 3 | 81 | Maya GLASSFORD | 13 | Melton M'bry | 33.31 |
| 4 | 83 | Annie WEBSTER | 12 | Grantham | 33.23 |
| 5 | 82 | Jane BEECH | 14 | Melton M'bry | 33.25 |
| 6 | 80 | Lexie SHEWAN | 13 | Grantham | 33.40 |
| 7 | 78 | Amelia HATHWAY | 15 | Grantham | 33.57 |
| 8 | 76 | Mia PARAPIJONAVICIUTE | 15 | Grantham | 33.71 |
| Heat Number - 11 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 85 | Yasmine WAITE | 14 | March | 32.92 |
| 2 | 87 | Erin NORTON | 13 | Boston | 32.66 |
| 3 | 89 | Alexa WRIGHT | 16 | Grantham | 32.50 |
| 4 | 91 | Emilija IVANOVA | 15 | Boston | 32.25 |
| 5 | 90 | Amy TAYLOR | 13 | Grantham | 32.39 |
| 6 | 88 | Megan RUTT | 14 | Boston | 32.62 |
| 7 | 86 | Eva FIRTH | 15 | Melton M'bry | 32.67 |
| 8 | 84 | Grace HOWITT | 15 | Grantham | 33.00 |
| Heat Number - 12 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 93 | Sophie WARD | 14 | Grantham | 31.72 |
| 2 | 96 | Isobel ALLSOP | 14 | Grantham | 31.28 |
| 3 | 98 | Harriet MCCORMACK | 14 | Grantham | 30.86 |
| 4 | 100 | Amelia BIRD | 13 | Skegness | 30.66 |
| 5 | 99 | Lucy WILLATTS | 12 | Grantham | 30.79 |
| 6 | 97 | Darcey WOOD | 12 | Grantham | 31.00 |
| 7 | 95 | Milen MERRITT | 12 | Melton M'bry | 31.52 |
| 8 | 92 | Kitty PAYNE | 13 | March | 32.22 |
| Heat Number - 13 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 102 | Isla GRAY | 14 | Grantham | 30.26 |
| 2 | 104 | Ellena HOWITT | 13 | Grantham | 29.90 |
| 3 | 106 | Evie TURNER | 18 | Grantham | 28.48 |
| 4 | 108 | Alisha TYERS | 23 | Grantham | 27.63 |
| 5 | 107 | Grace TURNER | 16 | Grantham | 27.90 |
| 6 | 105 | Elena ALDENHOFF-KELLY | 15 | Grantham | 29.50 |
| 7 | 103 | Jessica - Rose DAVISON | 14 | Grantham | 29.90 |
| 8 | 101 | Annabelle JAY | 12 | Grantham | 30.42 |