Öncüler is a village in Ulus District, in Bartın Province, Türkiye. Öncüler lies at 515 m above sea level, in the Akçakoca Dağları mountains. It has 88 inhabitants. The nearest city is Safranbolu, 22 km to the south. Among the landmarks around are Kazdağlı Mosque (23 km), Clitae (19.7 km) and İzzet Mehmet Pasha Mosque (23 km).