7.775km 275m
| Pos | Name | Club | Age Class | Time | British |
|---|---|---|---|---|---|
| 1st | Cerys Manning | MDOC | W21 | 77:35 | Y |
| 2nd | Kitty Bray | SN | W21 | 87:12 | Y |
| 3rd | Rebecca Rooke | SROC | W21 | 92:23 | Y |
| 4th | Helen Hanstock | ERYRI | W21 | 93:02 | Y |
| 5th | Heather Kieniewicz | HOC | W21 | 93:47 | Y |
| 6th | Gytaute Akstinaite  |
SLOW | W21 | 96:29 | |
| 7th | Anya Crocker | SOC | W21 | 97:04 | Y |
| 8th | Jane Forrest | BOK | W21 | 102:52 | Y |
| 9th | Alison Fryer | MDOC | W21 | 108:26 | Y |
| 10th | Sarah McAdam | RR | W21 | 112:38 | Y |
| 11th | Laura Parkes | HH | W21 | 128:48 | Y |
| 12th | Rebecca Ellis | WIM | W21 | 129:38 | Y |
| 13th | Fiona Tam | SLOW | W21 | 134:36 | Y |
| rtd | Joanne Pickering | WIM | W21 | Y | |
| w7 | Caroline Craig | NGOC | W21 | 84:19 | Y |
| m7 | Clare Baron | POTOC | W21 | 139:24 | Y |