Akçaalan is a village in Durağan District, in Sinop Province, Türkiye. Akçaalan lies at 609 m above sea level, in the Küre mountains. It has 511 inhabitants. The nearest city is Vezirköprü, 25 km to the south. Among the landmarks around are Nerik (17.5 km) and Altınkaya Dam (30 km).