Communauté d'agglomération du Cotentin is the communauté d'agglomération, an intercommunal structure, centred on the city of Cherbourg-en-Cotentin, on the Cotentin Peninsula. It is located in the Manche department, in the Normandy region, northwestern France. It was created in January 2017 by the merger of 9 communautés de communes and the 2 new communes Cherbourg-en-Cotentin and La Hague. Its population was 187,335 in 2014, of which 83,790 in Cherbourg-en-Cotentin proper.