Zawiercie is a town located in southern Poland within the Silesian Voivodeship. It is situated in the Kraków-Częstochowa Upland, specifically near the source of the Warta River. While the town lies close to the historical region of Silesia, it officially belongs to Lesser Poland.
As of 2019, Zawiercie has a population of 49,334 inhabitants. The town serves as a local center in the southern portion of the country, characterized by its geographical position between major historical regions and natural landmarks.