Üçoluk is a neighborhood in Gülnar District, in Mersin Province, Türkiye. Üçoluk lies at 1,145 m above sea level, in the Taşeli mountains. It has 379 inhabitants. The nearest city is Mut, 28 km to the north. Among the landmarks around are Alahan Monastery (43 km), Kilise Tepe (18.4 km) and Meydancık Castle (13.7 km). Among the natural features are Yerköprü Waterfall (22 km).