İslamköy is a village in Devrek District, in Zonguldak Province, Türkiye. İslamköy lies at 313 m above sea level, in the Akçakoca Dağları mountains. It has 288 inhabitants. The nearest city is Devrek, 11.5 km to the south. Among the landmarks around are Heraclea Pontica (45 km), Kozlu Dam (15.9 km) and Tium (27 km). Among the natural features are Gökgöl Cave (16.2 km) and Çayırköy Cave (14.6 km).