The Communauté d'agglomération de la Porte du Hainaut is an intercommunal structure in the Nord department, in the Hauts-de-France region, northern France.

The commune Émerchicourt left the communauté de communes Cœur d'Ostrevent and joined the communauté d'agglomération in January 2019.

[2] Its largest towns are Denain and Saint-Amand-les-Eaux.

[3] The communauté d'agglomération consists of the following 47 communes:[2][4]

This Nord geographical article is a stub.