Czerwionka-Leszczyny [t͡ʂɛrˈvʲɔŋka lɛʂˈt͡ʂɨnɨ] (German: Czerwionka-Leschczin) is a town in Silesia in southern Poland, on the Bierawka River (tributary of the Oder), located on Silesian Highlands, about 50 km (31 mi) north of the Silesian Beskids. It is an outer suburb of Upper Silesian Metropolis, with a population of over 3 million, and a suburb of Rybnik, both making Silesian metropolitan area with a population of 4,676,983 people.