Madencioğlu is a village in Devrek District, in Zonguldak Province, Türkiye. Madencioğlu lies in the Akçakoca Dağları mountains. It has 177 inhabitants. The nearest city is Devrek, 12.2 km to the northeast. Among the landmarks around are Heraclea Pontica (39 km), Köprübaşı Dam (18.7 km) and Kızılcapınar Dam (22 km).