Once the capital of Trara, it was built on the ruins of a Berber town by Abd al-Mu'min the Almohad caliph.

[1] At the beginning of the 16th century, Nedroma became an important textile[2] center, specializing in cotton wovens and blankets.

Its population is made up notably of exiles from Spain and a minority of Jews[9] Once the capital of Trara, it was built on the ruins of a Berber town by Abd al-Mu'min the Almohad caliph, who himself was a native of the neighboring mountains.

[12] In the 1930s Ulama organizations, particularly the Boy Scouts sprang up in Nedroma and other ancient cities of the interior such as Tlemcen and Constantine.

[14] Nedroma was added to the UNESCO World Heritage Tentative List on December 30, 2002 in the Cultural category.