| Place | Name | Club | Improvement | Result |
|---|---|---|---|---|
| 1 | Elise Delapperall | Thurrock Swimming Club | Elise Delapperall Thurrock Swimming Club |
1:26.69 |
| 2 | Sophie Conroy | Thurrock Swimming Club | Sophie Conroy Thurrock Swimming Club |
1:33.30 |
| 3 | Anna-Lucia Fenner | Romford Town SC | Anna-Lucia Fenner Romford Town SC |
1:38.28 |
| 4 | Aaliyah Richards | Sevenoaks SC | Aaliyah Richards Sevenoaks SC |
1:39.53 |
| 5 | Daisy Catmore | Thurrock Swimming Club | Daisy Catmore Thurrock Swimming Club |
1:44.88 |
| 6 | Louise Webster | Thurrock Swimming Club | Louise Webster Thurrock Swimming Club |
1:51.62 |
| 7 | Lauren Drew | London Aquatics Centre Performan | Lauren Drew London Aquatics Centre Performan |
1:52.71 |
| 8 | Sophie Norton | Canvey Island SC | Sophie Norton Canvey Island SC |
1:56.13 |
| Abigail Maclenan | Canvey Island SC | Abigail Maclenan Canvey Island SC |
DQ T |
|
| Eloise Bruce | Thurrock Swimming Club | Eloise Bruce Thurrock Swimming Club |
DQ T |
| Place | Name | Club | Improvement | Result |
|---|---|---|---|---|
| 1 | Teni Ogunlesi | Thurrock Swimming Club | Teni Ogunlesi Thurrock Swimming Club |
1:23.64 |
| 2 | Bryony Edgings | Thurrock Swimming Club | Bryony Edgings Thurrock Swimming Club |
1:26.95 |
| 3 | Amelia Patterson | Thurrock Swimming Club | Amelia Patterson Thurrock Swimming Club |
1:27.75 |
| 4 | Kaitlin Lovell | London Aquatics Centre Performan | Kaitlin Lovell London Aquatics Centre Performan |
1:28.28 |
| 5 | Jessica Arrowsmith | Borough of Southend Swimming and | Jessica Arrowsmith Borough of Southend Swimming and |
1:30.13 |
| 6 | Bethany Thornton | Borough of Southend Swimming and | Bethany Thornton Borough of Southend Swimming and |
1:31.19 |
| 7 | Alexa Miles-Stevens | Thurrock Swimming Club | Alexa Miles-Stevens Thurrock Swimming Club |
1:32.42 |
| 8 | Kitty Leggett | London Aquatics Centre Performan | Kitty Leggett London Aquatics Centre Performan |
1:34.51 |
| 9 | Ella Allen | Thurrock Swimming Club | Ella Allen Thurrock Swimming Club |
1:34.70 |
| 10 | Missy Ward | Borough of Southend Swimming and | Missy Ward Borough of Southend Swimming and |
1:38.22 |
| 11 | Eleanor Lennon | Thurrock Swimming Club | Eleanor Lennon Thurrock Swimming Club |
1:38.96 |
| 12 | Millie Piercy | Canvey Island SC | Millie Piercy Canvey Island SC |
1:42.93 |
| 13 | Gabriella Kemp | Canvey Island SC | Gabriella Kemp Canvey Island SC |
1:45.38 |
| Charlotte Day | Romford Town SC | Charlotte Day Romford Town SC |
DQ T |
| Place | Name | Club | Improvement | Result |
|---|---|---|---|---|
| 1 | Gracie Mae Martin | Thurrock Swimming Club | Gracie Mae Martin Thurrock Swimming Club |
1:13.31 |
| 2 | Grace Cole | Borough of Southend Swimming and | Grace Cole Borough of Southend Swimming and |
1:25.49 |
| 3 | Madeleine Kemp | Canvey Island SC | Madeleine Kemp Canvey Island SC |
1:34.41 |
| Emily Regan | London Aquatics Centre Performan | Emily Regan London Aquatics Centre Performan |
DQ T |
| Place | Name | Club | Improvement | Result |
|---|---|---|---|---|
| 1 | Abigayle Still | Thurrock Swimming Club | Abigayle Still Thurrock Swimming Club |
1:14.88 |
| 2 | Bethany Byrne | Thurrock Swimming Club | Bethany Byrne Thurrock Swimming Club |
1:19.97 |
| 3 | Anna Louise Brysland | Borough of Southend Swimming and | Anna Louise Brysland Borough of Southend Swimming and |
1:21.53 |