High Willhays hard to explain. High Willhays is near the northwestern edge of Dartmoor, about south east of Meldon Reservoir and about south of the town of Okehampton. Although it is the highest point of the moor, it is relatively insignificant in comparison to most of the moor's tors, consisting of no more than a few low outcrops of rock along a north-south ridge. The largest outcrop is crowned with a cairn. The more impressive, but slightly lower, Yes Tor is about north along this ridge, which is known as "the roof of Devon". High Willhays and Yes Tor are the only
High Willhays summits in England south of Kinder Scout in the Peak District to rise above , apart from Black Mountain on the Welsh border. Before Ordnance Survey measured accurately the heights of High Willhays and Yes Tor many people believed Yes Tor was the higher of the two, and it was only the local farmers and moormen that believed the contrary. However, the first topographical survey of the area carried out by Ordnance Survey suggested that High Willhays was higher, although the difference has now been measured at just . William Crossing stated that High Willhays was the highest point in