The organisation named Communauté d'Agglomération du Bassin de Bourg-en-Bresse is a group of municipalities in the department of the Ain, in Auvergne-Rhône-Alps. The total population of this intermunicipal organisation is 137751 inhabitants, spread across a surface area of 1236.93 km². The population density is 109 inhabitants/km². The maximum altitude is 770 metres. The Communauté d'Agglomération du Bassin de Bourg-en-Bresse public intermunicipal cooperation establishment comprises the 74 municipalities listed below.