Başdere is a village in Ürgüp District, in Nevşehir Province, Türkiye. Başdere lies in the Hodul Dağı mountains. It has 927 inhabitants (2022). The nearest city is İncesu, 11.4 km to the northeast. Among the landmarks around are Göreme Historical National Park (22 km), Derinkuyu underground city (36 km) and Dark Church (23 km).