The Communauté de communes Plateau de Caux-Doudeville-Yerville is a communauté de communes in the Seine-Maritime département and in the Normandy région of France. It was formed on 1 January 2017 by the merger of the former Communauté de communes d'Yerville-Plateau de Caux and Communauté de communes Plateau de Caux-Fleur de Lin on 1 January 2017. It consists of 40 communes, and its seat is in Doudeville.
The communauté de communes consists of the following 40 communes: