| Pos | Name | YOB | Club | Time | ||||
| 1 | Victoria Baulcomb | 95 | BBFS | 40.31 | ||||
| 2 | Holly Bunting | 95 | HARS | 41.94 | ||||
| 3 | Hannah Hunter | 95 | HAQS | 43.30 | ||||
| 4 | Catherine Dodge | 95 | HARS | 43.60 | ||||
| 5 | Charlotte Thomas | 95 | ALTS | 43.90 | ||||
| 6 | Amelia Hamilton | 96 | HARS | 44.69 | ||||
| 7 | Harriet Bryan | 95 | ALTS | 44.72 | ||||
| 8 | Siobhan Harrison | 95 | BBFS | 45.08 | ||||
| 8 | Hannah Beauchamp | 95 | HARS | 45.08 | ||||
| 10 | Samantha Crebo | 95 | HAQS | 45.12 | ||||
| 11 | Carys Shears | 96 | HAQS | 45.60 | ||||
| 12 | Laura Cullum | 95 | ALTS | 46.24 | ||||
| 13 | Molly Augur | 95 | HAQS | 46.36 | ||||
| 14 | Zante Tolley | 95 | HARS | 46.87 | ||||
| 15 | Charlotte Preston-Howes | 95 | BBFS | 47.33 | ||||
| 16 | Molly Davis | 95 | HARS | 47.45 | ||||
| 17 | Hannah Evans | 95 | BBFS | 47.81 | ||||
| 18 | Kayleigh Ryan | 96 | HAQS | 48.90 | ||||
| 19 | Amber Bernice | 96 | GOSS | 50.67 | ||||
| 20 | India Bosley | 96 | HAQS | 50.78 | ||||
| 21 | Leanne Knight | 96 | GOSS | 52.16 | ||||
| 22 | Jessica Walker | 95 | GOSS | 52.72 | ||||
| 23 | Gemma Cully | 95 | GOSS | 53.35 | ||||
| 24 | Christy Chui | 96 | BBFS | 54.26 | ||||
| 25 | Gina Lay | 96 | BBFS | 54.34 | ||||
| 26 | Megan Viais | 95 | GOSS | 55.12 | ||||
| 27 | Courtney Dowling | 96 | GOSS | 56.01 | ||||
| 28 | Jessica Holloway | 95 | HAQS | 59.12 | ||||
| Kira Mancktelow | 95 | HARS | DQ:Kick on front before turn | |||||
| Elizabeth Neale | 96 | BBFS | DQ:2 arm strokes on front before turn | |||||
| Olivia Pooley | 95 | HAQS | DQ:Several arm pulls on front before turn | |||||
| Amy Day | 95 | BBFS | DQ:Kick on front before turn |