It is easy to deduce, the word "Vallunquera" means something and valley of the reeds and in fact the case, as this locality is situated in a narrow valley that crosses the moor among Castrojeriz and Los Balbases, which has always There was plenty of water and reeds.

His story, though certainly much older, is established from puebla letter Castrojeriz dependent February 13 1702, which granted the charter of town similar to Sasamón Olmillos of exempting them from taxes but forced to restore Castrojeriz defenses and its castle.

Of time before this time dates its Romanesque church, dating late twelfth century, with a beautiful home with beautiful capitals and a window. The capitals have storied sizes with figures in various attitudes in which they are supposed to be recounted catechesis and messages to local residents. The altarpiece center of the church is due to the sculptor Francisco Diez de Mata, Copyright turn of the three altars in the chapel of the Virgin of Castrojeriz Manzano. In this church are also some fragments of the altarpiece of the church of San Esteban who was in the main square of Castrojeriz, which disappeared around 1866.

Their houses are mostly stone and are very grouped to form a compact nucleus. He has always had few inhabitants, reaching a point where both the population fell which was considered as a farm, being attended by both Castrojeriz priests as those of Balbases.