Koçak is a neighborhood in Arguvan District, in Malatya Province, Türkiye. Koçak lies at 1,249 m above sea level, in the Ayranca Dağları mountains. It has 42 inhabitants. The nearest city is Malatya, 59 km to the south. Among the landmarks around are Cathedral of Arapgir (22 km), Arslantepe (56 km) and Yoncalı Dam (15.5 km).