Arenella is a residential quarter located in Naples, situated within the Campania region of southern Italy. It is positioned on the Vomero hill at an elevation of approximately 300 meters above the city center.
Historically, the area was regarded as a retreat for those seeking to escape the urban environment. Geographically, it sits near the main hospital section of Naples and serves as a route toward the Hermitage of Camaldoli. The quarter contains points of historic interest, including the site of the former workshop belonging to Giambattista della Porta.