Stage 20: Nelson to Caerphilly
7.30 miles, +322 ft net elevation change
Male stage record:
Phil Miles — 38:42 (5:18/mi, set 1984)
Female stage record:
Sue Graves (Sheppard) — 57:24 (7:51/mi, set 1984)
| Pos | Runner | Club | Category | Time |
|---|---|---|---|---|
| 1 | Phil Miles (New stage record) | San Domenico | Open | 38:42 |
| 2 | Colin Davies | Les Croupiers | Open | 39:44 |
| 3 | Dave James | Cardiff AAC | Open | 40:59 |
| 4 | P Evans | Bridgend B | Open | 41:15 |
| 5 | Russell Brandon | Bridgend | Open | 42:04 |
| 6 | R Leslie | Army Apprentices | Open | 42:23 |
| 7 | A Beach | Pegasus | Open | 50:10 |
| 8 | Alister Wood | TA Wales | Open | 50:28 |
| 9 | Ted Williams | Les Croupiers | Vets | 56:44 |
| 10 | Sue Graves (Sheppard) (New stage record) | Barry & Vale Harriers | Open | 57:24 |
10 result(s)