Ağaköy is a village in Ulus District, in Bartın Province, Türkiye. Ağaköy lies at 289 m above sea level, in the Küre mountains. It has 398 inhabitants. The nearest city is Bartın, 31 km to the west. Among the landmarks around are Cromna (25 km) and Clitae (17.3 km). Among the natural features are Ulukaya Falls (7.2 km).