The Communauté de communes de la Bassée - Montois is a communauté de communes in the Seine-et-Marne département and in the Île-de-France région of France. It was formed on 1 January 2014 by the merger of the former Communauté de communes de la Bassée and the Communauté de communes du Montois. Its seat is in Donnemarie-Dontilly.
It consists of 42 communes: