4.670km 65m
| Pos | No. | Name | Club | Country | Age Class | Time |
|---|---|---|---|---|---|---|
| 1 | 2931 | Tabita Rueegg | OLG Welsikon | SUI | W18 | 51:16 |
| 2 | 1622 | Helen Elkington | OD | GBR | W18 | 52:10 |
| 3 | 3432 | Alana Wright | CLOK | GBR | W18 | 52:41 |
| 4 | 1393 | Catherine Cherry | AYROC | GBR | W18 | 53:22 |
| 5 | 1925 | Rosemary Hartmann | HOC | GBR | W18 | 56:24 |
| 6 | 2624 | Eilidh Nolan | ESOC | GBR | W18 | 56:29 |
| 7 | 3461 | Samantha Vincent | DVO | GBR | W18 | 59:36 |
| 8 | 3209 | Rebecca Thornton | MDOC | GBR | W18 | 64:49 |
| 9 | 2086 | Hannah Irvine | DEE | GBR | W18 | 67:03 |
| 10 | 2974 | Angharad Scarf | EPOC | GBR | W18 | 76:14 |
| 11 | 1035 | Carolyn Andrews | CHIG | GBR | W18 | 81:24 |
| dnf | 1012 | Jessica Addison | DVO | GBR | W18 | |
| mp | 3462 | Emma Vincent | DVO | GBR | W18 | 80:25 |