It is situated a mile north-west of Stenalees village at grid reference SW 996 575.
[1] The natural summit of Hensbarrow Beacon is 312m high and is marked by a trig point.
[2] The trig point sits atop a 5.4m tall round cairn that was later used as a beacon, it is a scheduled monument.
The medieval Blackmoor Stannary was centred at Hensbarrow Beacon, with its records stored at the church in Luxulyan.
Hensbarrow Beacon was the origin (meridian) of the 6 inch and 1:2500 Ordnance Survey maps of Cornwall.