Garrabost is a village in the Point (An Rubha) peninsula isthmus on the east coast of the Isle of Lewis, in the Outer Hebrides, Scotland. The village is one of the largest in Point, comprising Upper and Lower Garrabost, and Claypark. Garrabost is within the civil parish of Stornoway. The church parish for Point is called Knock, and both Knock Church of Scotland and Knock Free Church of Scotland are located in Garrabost. Garrabost is situated on the A866, between Stornoway and Portnaguran.