In the 19th-century, Piano di Sorrento's economy was based mainly on fishing, agriculture and shipbuilding activities. At the beginning of the 20th-century, Piano di Sorrento encountered socio-economic mutation which will - given by the progressive crisis of agriculture, shipbuilding and by the growing role of trade and tourism. During the 20th-century Piano di Sorrento increased its productivity thanks to the power supply and water supply for homes and the development of a connecting track between Sorrento and Castellammare di Stabia, made at first by a tram service, after provided by a train.