The organisation named Communauté de Communes Sundgau is a group of municipalities in the department of the Haut-Rhin, in Great East. The total population of this intermunicipal organisation is 48634 inhabitants, spread across a surface area of 433.23 km². The population density is 118 inhabitants/km². The altitude varies between 248 metres and 831 metres. The Communauté de Communes Sundgau public intermunicipal cooperation establishment comprises the 64 municipalities listed below.