Bielsko-Biała [ˈbʲɛlskɔ ˈbʲawa] (German: Bielitz-Biala; Czech: Bílsko-Bělá) is a city in southern Poland with 175,513 inhabitants (June 2009). Bielsko-Biała is composed of two former cities on opposite banks of the Biała River, Silesian Bielsko and Lesser Poland's Biała, amalgamated in 1951.