Sarno is a town and comune located in the Campania region of southern Italy. It is situated within the province of Salerno, positioned approximately 20 kilometers northeast of the city of Salerno and about 60 kilometers east of Naples via the main railway line.
Historically, Sarno served as a former Latin Catholic bishopric. The municipality remains a notable geographic point in the region, defined by its proximity to major Italian transport corridors and urban centers.