As most of the towns of the region, Las casas del Conde was born to history during the Christian repopulation, initiate in the days of Alfonso IX of Leon (1065–1109) into the hands of its son-in-law, the count Raimundo of Burgundy.

As the wars of the Muslims continued threatening Christian Spain, Alfonso IX intensifies the repopulation activity and fortifies this zone, that also is border with the Kingdom of Castilla.

This distribution originated the beginning of larguísimo lawsuit between the Houses and the Cabaco, in which they did not lack fights, attempts of murder and until the presence of soldiers, sent by the governor of the district, that lived in Ciudad Rodrigo.

Some authors relate that those of Las Casas del Conde, but aggressive by their condition of “serranos”, hurt, stabbed and until they left badly unemployed very serious to several neighbours of El Cabaco.

Nevertheless, the lawsuits continue throughout the years by problems of advantage of dry trees without fruit, pruning, coasts, you select, etc., giving rise to the sentence of the Real Chancillería de Valladolid, executory of the 28 of February 1738, in reference to the places of the mount of Peñalvo, already regulated in decrees of the third count of Miranda, and to the estates towards San Blas and the environs of the Francia river.