Gradac; Italian: Labinezza), is a municipality in southern Dalmatia, Croatia. It is situated halfway between Split and Dubrovnik. The town of Ploče is 12 km south of Gradac, while the town of Makarska is 42 km north. The municipality, consisting of the coastal settlements Drvenik, Zaostrog, Podaca, Brist and Gradac itself, marks the end of the riviera and the county. Municipality has very low density of permanent population, with handful of people outside of the region.