Casarrubios del Monte is a municipality in the province of Toledo, within the autonomous community of Castile-La Mancha, Spain. It lies in the central part of the country, in the region historically known as Castile.
According to the 2006 census conducted by Spain's National Statistics Institute (INE), the municipality had a population of 4,321 inhabitants. The town is one of the many small municipalities that make up the province of Toledo, a largely rural area surrounding the city of Toledo.
As a municipality, Casarrubios del Monte holds the administrative status that in Spain denotes a defined local territory with its own governing council. Its population figure places it among the smaller municipalities of the province, though the 2006 data represent only a single point in time and do not reflect later demographic changes.