Castello di Ripa d'Orcia was part of the territorial organization of the Sienese Republic at least since 1271. During the 1300s belonged to the powerful family of Salimbeni who remained masters until the fifteenth century. In 1438 Siena Ripa permanently inserted in your county. The exact dating of the building, consisting of a massive square tower surrounded by a walled enclosure of irregular shape with a single access door, is difficult because of the numerous renovations and additions made at different times. Today it is privately owned site of a farmhouse.