Kayabaşı is a village in Ulus District, in Bartın Province, Türkiye. Kayabaşı lies at 350 m above sea level, in the Küre mountains. It has 180 inhabitants. The nearest city is Safranbolu, 28 km to the south. Among the landmarks around are Clitae (16.4 km) and Kazdağlı Mosque (28 km).