Solís, Buenos AiresSolís is a town located in the northeastern edge of the San Andres de Giles Partido in the province of Buenos Aires, Argentina.HistorySolís was founded on July 16, 1894, upon the construction of a rail station of the same name by the Ferrocarril Central Argentino, a rail company. Solís would eventually be founded as a company town. The date of the town's founding is celebrated yearly in its central town square.PopulationAccording to INDEC, which collects population data for the country, the town had a population of 862 people as of the 2001 census.