Sant Just Desvern is a town near Barcelona, in the comarca of the Baix Llobregat, Catalonia, Spain. Sant Just Desvern is located in the 2,078317º of longitude and 41,381611º of latitude. It is situated at 122 m above sea level. The maximum height is located at 405 meters above sea level, almost in the top of Turó de Merlès, and the lowest spot of this town is about 40 meters, located at the park of Torreblanca. The surface of the town is about 7.8 km2. The town has 35 km of streets.