All the authors derive the name of Aladrén from the Latin voice Aratrius (the farmer), accusative “aratorems ”. Possibly the local foundation took place in the period tardoromano, epoch in which multitude of “villas founded ” in everything the empire. It could be also earlier, since it seems that there were mines, of course of iron.

What we know safely is that principal families of Aragon were of the Urrea, one of , founded by Maximiliano de Urrea, one illegitimate child of the emperor of Germany that came in help of Sancho Ramírez to the capture of Barbastro and more tade took the surname Urrea.

To visit:

- Chapel Vírgen of the Snow
- Parochial church of Santiago
- Chapel of San Clemente
- Stove of Bread

Walking along the Aladrén streets traditional development of his resources they appreciate forms architectural conceived from the adaptation to the way and her . This way, it is not strange to see numerous corralizas and fences raised with the reddish stone of the mounts of the environment.

Holidays: On February 3 the day of San Blas is celebrated. 5 of August, the biggest holidays in honor to the Virgin of the Snow, boss of the locality. This day the Virgin is raised in pilgrimage to the chapel of . On August 16 a mass is celebrated in honor to San Roque. Next Saturday on the day of San Clemente, on November 23, it informs a mass followed by a meal in which traditionally they taste crumbs. (ftes and text to see links)