The organisation named Communauté de Communes d'Yerville - Plateau de Caux is a group of municipalities in the department of the Seine-Maritime, in Normandy. The total population of this intermunicipal organisation is 11658 inhabitants, spread across a surface area of 132.96 km². The population density is 87 inhabitants/km². The altitude varies between 89 metres and 182 metres. The Communauté de Communes d'Yerville - Plateau de Caux public intermunicipal cooperation establishment comprises the 19 municipalities listed below.