Álvarez is a town (comuna) in the province of Santa Fe, Argentina. It has 5,515 inhabitants as per the .
The town was founded on 7 July 1890 by Justina Rodríguez, the young widow of Nicolás María Álvarez, the owner of an estancia (ranch) surrounded by a small populated settlement. It was first managed by her son Bernardino, until 1902, when an administrative commission was formally appointed by the provincial governor.
References
Álvarez Web — Official website.