4.200km 255m
| Pos | Name | Club | Country | Age Class | Time |
|---|---|---|---|---|---|
| 1st | Jessie Benjamin | BOK | GBR | W18 | 50:26 |
| 2nd | Andrea Stefko | LVO | GBR | W18 | 51:32 |
| 3rd | Deirdre Ryan | CNOC | IRL | W18 | 56:04 |
| 4th | Delyth Darlington | ERYRI | GBR | W18 | 58:32 |
| 5th | Shona Simmons | BOK | GBR | W18 | 60:27 |
| 6th | Hannah Garside | WCH | GBR | W18 | 61:30 |