Beinn Ghobhlach is a Graham of 634.9 m in Highland. All four of its nearest neighbours are higher, up to An Teallach – Bidein a' Ghlas Thuill at 1,062.6 m.
It sits below Sail Mhor, only 6.1 km to the south and 131.3 m higher. It is the lowest of the 20 register hills in the Loch Maree to Loch Broom region, where An Teallach – Bidein a' Ghlas Thuill is highest. The higher hill nearest to it, Sail Mhor, is a Corbett, 6.1 km to the south. It is 230.8 m below the average height of the 427 register hills in Highland.