Grigadale (Scottish Gaelic: Griogadal), in Ardnamurchan in the Highland Council Area, Scotland, is the most westerly settlement on mainland Britain.
The lighthouse at Ardnamurchan Point, and Corrachadh Mòr, the most westerly point on the island of Great Britain, are about to the west.
It is located at, or 56.7233°N -18.1°W.