The organisation named Communauté d'Agglomération Le Grand Narbonne is a group of municipalities in the department of the Aude, in Occitanie. The total population of this intermunicipal organisation is 129725 inhabitants, spread across a surface area of 846.60 km². The population density is 131 inhabitants/km². The maximum altitude is 540 metres. The Communauté d'Agglomération Le Grand Narbonne public intermunicipal cooperation establishment comprises the 37 municipalities listed below.