The organisation named Métropole is a group of municipalities in the department of the Ille-et-Vilaine, in Brittany. The total population of this intermunicipal organisation is 450593 inhabitants, spread across a surface area of 704.93 km². The population density is 485 inhabitants/km². The maximum altitude is 183 metres. The Métropole public intermunicipal cooperation establishment comprises the 43 municipalities listed below.