Derebucağı is a village in Cide District, in Kastamonu Province, Türkiye. Derebucağı lies at 321 m above sea level, in the Küre mountains. It has 140 inhabitants. The nearest city is Bartın, 59 km to the west. Beaches nearby: Gebeş (12 km). Among the landmarks around are Cytorus (14.6 km) and Cromna (25 km). Among the natural features are Dağlı Kuylucu Cave (7.7 km).