Medieval building that underwent some architectural transformations by military engineers during the seventeenth and eighteenth centuries.

The Residence of the Counts has a simple architecture: the singularity of this building is due to the double access stairs that interrupt the public path. Inside there is a small yard where an attractive well can be found.

Former Residence of the Counts of Alcoutim that was renovated in 1997/1998 by the Town Hall so as to house the Municipal Library, and the temporary exhibition hall.