The organisation named Communauté de Communes du Gâtinais en Bourgogne is a group of municipalities in the department of the Yonne, in Burgundy-Franche-Comté. The total population of this intermunicipal organisation is 17873 inhabitants, spread across a surface area of 403.54 km². The population density is 47 inhabitants/km². The altitude varies between 74 metres and 201 metres. The Communauté de Communes du Gâtinais en Bourgogne public intermunicipal cooperation establishment comprises the 26 municipalities listed below.