Monterrubio de Armuña is a village and municipality in the province of Salamanca, western Spain, part of the autonomous community of Castile-Leon. It is located 7 kilometres from the provincial capital city of Salamanca and has a population of 637 people.
The municipality covers an area of 10.97 km².
It lies 800 metres above sea level.
The post code is 37798.
List of municipalities in Salamanca