El Alto is a village municipality in El Alto Department, in Catamarca Province, northwestern Argentina. It is the administrative seat of the department that shares its name.
The settlement lies in the northern part of Catamarca Province, a region of northwestern Argentina. Catamarca is one of the country's smaller provinces by population and is located in the Andean northwest, bordering other Argentine provinces as well as Chile.
As a village municipality, El Alto serves as a local administrative centre for its surrounding rural area. Detailed information on its population, economy, and history is limited.