Sant'Arsenio is a town and comune in the Province of Salerno in the Campania region of south-western Italy, located about 180 km southeast of Naples and about 76 km southeast of Salerno.
Sant'Arsenio is a town located within the Province of Salerno, in the Campania region of southern Italy. It is situated roughly 180 kilometers southeast of Naples and 76 kilometers southeast of Salerno.