Monforte de la Sierra is a village and small municipality in the province of Salamanca, western Spain, part of the autonomous community of Castile-Leon. It is located 90 kilometres from the provincial capital city of Salamanca and has a population of 110 people.
The municipality covers an area of 4.36 km².
It lies 839 metres above sea level.
The post code is 37618.
Coordinates: 40°29′N 6°03′W / 40.483°N 6.050°W