Dereköy is a village in Taşköprü District, in Kastamonu Province, Türkiye. Dereköy lies at 909 m above sea level, in the Küre mountains. It has 197 inhabitants. The nearest city is Kastamonu, 41 km to the southwest. Among the landmarks around are Pompeiopolis (18.7 km), Kulaksızlar Dam (14.1 km) and Karadere Dam (8.9 km).