Haut-Bugey Agglomération is a communauté d'agglomération situated in the Ain department and the Auvergne-Rhône-Alpes region of France. Created on 1 January 2014, it is composed of 42 communes and seated in Oyonnax.[1] Its area is 688.8 km2. Its population was 63,099 in 2018, of which 22,336 in Oyonnax proper.[2] Originally a communauté de communes, the intercommunality became a communauté d'agglomération on 1 January 2018.
On 1 January 2019 and by prefectural decree of 19 November 2018, the intercommunality absorbed the communauté de communes du plateau d'Hauteville increasing the number of communes to 42.[3]
The agglomération is composed of the 42 following communes:[4]
The seat of the communauté de communes is located at 57 Rue René Nicod in Oyonnax, 01100.[1]
The conseil communautaire of the communauté d'agglomération is composed of 79 councillor representing each of the member communes and elected for six-year terms.[5] The number of council seats each commune receives is proportional based upon their population as follows: