This article is about the Spanish municipality called Sando. For the road approaching a Shinto shrine in Japan, see Sandō, for the former Olympic athlete, see Frank Sando. For a type of male sleeveless undershirt, see sando.Sando is a municipality located in the province of Salamanca, Castile and León, Spain. According to the 2004 census (INE), the municipality has a population of 199 inhabitants.