Jaworzno [jaˈvɔʐnɔ] is a city in southern Poland, near Katowice. It lies in the Silesian Highlands, on the Przemsza river (a tributary of the Vistula). Jaworzno belongs to the historic province of Lesser Poland. The city is situated in the Silesian Voivodeship since its formation in 1999, previously (1975 - 1999) it was in Katowice Voivodeship. Jaworzno is one of the cities of the 2,7 million conurbation - Katowice urban area and within a greater Silesian metropolitan area populated by about 5,294,000 people.