Villaperuccio (Sa Baronia in Sardinian) is a comune (municipality) in the Province of South Sardinia in the Italian region Sardinia, located about 40 km southwest of Cagliari and about 13 km southeast of Carbonia, in the lower Sulcis. Villaperuccio borders the municipalities of Narcao, Nuxis, Perdaxius, Piscinas, Santadi, and Tratalias. Its territory includes the pre-Nuragic necropolis of Montessu, some 40 nuraghe and the menhir site of is perdas croccadas.