The organisation named Communauté d'Agglomération de la Baie de Somme is a group of municipalities in the department of the Somme, in Hauts-de-France. The total population of this intermunicipal organisation is 49596 inhabitants, spread across a surface area of 398.59 km². The population density is 91 inhabitants/km². The maximum altitude is 123 metres. The Communauté d'Agglomération de la Baie de Somme public intermunicipal cooperation establishment comprises the 43 municipalities listed below.