The commune of Roanne is in the north of the Loire department and has an area of 16.1 km2 (6.2 sq mi).[2] The averagealtitude is 281 m (922 ft) and the city hall is an altitude of 278 m (912 ft).[3]
The inhabitants of Roanne are known, in French, as Roannais (women: Roannaises).[4]
With a population of 35,200,[5] Roanne has a population density of 2,184 inhabitants/km2, the highest density in the department.
Evolution of the population in Roanne
Roanne forms, with other 14 communes, the urban area of Roanne with a population of 80,098 inhabitants (2014) and an area of 185.9 km2 (71.8 sq mi).[6] This urban area is the centre of the metropolitan area of Roanne, formed by 50 communes with a population of 107,348 inhabitants (2014) and an area of 807.0 km2 (311.6 sq mi).[7]