The organisation named Communauté de Communes du Sud Estuaire is a group of municipalities in the department of the Loire-Atlantique, in Pays de la Loire. The total population of this intermunicipal organisation is 31440 inhabitants, spread across a surface area of 197.48 km². The population density is 443 inhabitants/km². The maximum altitude is 62 metres. The Communauté de Communes du Sud Estuaire public intermunicipal cooperation establishment comprises the 6 municipalities listed below.