160;(2008 -01-01), Charleroi had a total population of 201,593. The metropolitan area, including the outer commuter zone, covers an area of 1,462 square kilometres (564 sq mi) and has a total population of 522,522 as of 1 January 2008, which ranks it as the fourth most populous in Belgium. The inhabitants are called Carolorégiens or simply Carolos.