Akçabük is a neighborhood in Çatak District, in Van Province, Türkiye. Akçabük lies at 1,850 m above sea level, in the Southeastern Taurus mountains. It has 429 inhabitants. The nearest city is Edremit, 46 km to the northeast. Among the landmarks around are Cathedral of the Holy Cross (33 km), Narekavank (30 km) and Aparank Monastery (26 km).