Knappskog is a village in Fjell municipality in Hordaland county, Norway. The village lies along the northeastern coast of the island of Sotra, about halfways between the villages of Ågotnes (to the north) and Kolltveit (to the south). The island of Geitung lies about off the coast of Knappskog. The village of Knappskog has a population (2013) of 1,451; giving the village a population density of .