Turnhout (Dutch pronunciation: [ˈtʏrnɦʌu̯t]) is a Belgian municipality located in the Flemish province of Antwerp. The municipality comprises only the city of Turnhout proper. On January 1, 2010, Turnhout had a total population of 40,763. The total area is 56.06 km² which gives a population density of 710 inhabitants per km². Turnhout is known for its playing card industry, as it houses the head office of the world's largest manufacturer of playing cards, Cartamundi.