Communauté d'agglomération du Saint-Quentinois is the communauté d'agglomération, an intercommunal structure, centred on the city of Saint-Quentin.

It is located in the Aisne department, in the Hauts-de-France region, northern France.

Created in 2017, its seat is in Saint-Quentin.

[2] The communauté d'agglomération consists of the following 39 communes:[1][3]

This Aisne geographical article is a stub.