City of Salamanca Flag Coat of arms Region Castilla y León Province Salamanca Autonomous community Castilla y León Postal code 37001-370nn Coordinates - Latitude: - Longitude 40°58' N 5º40' W Altitude 802 m Surface 38'6 km² Distances 212 km to Madrid 115 km to Valladolid Population - Total (2005) - Density 160,331 inhab. (census of 2005) 4153 hab./km² Demonym Salmantino/a, Charro/a Rivers River Tormes… (More on Salamanca)