In 1945 the city was transferred to Poland as a result of the Potsdam Conference.
Bytom is a city with powiat rights in southern Poland, in Silesia, in centre of Metropolitan Association of Upper Silesia and Dąbrowa Basin.
In 2007, Bytom and its neighbours created the Upper Silesian Metropolitan Union, the largest urban centre in Poland.
Bytom is twinned with Drohobych, Ukraine; Zhytomyr, Ukraine; Butte, United States; Dmitrov, Russia; Ormož, Slovenia; Vsetín, Czech Republic & Recklinghausen, Germany.
Byton city is 69 km² in area.
Bytom is one of the oldest cities in the Upper Silesia, and the former seat of the Piast dukes of the Duchy of Bytom.
The estimated Population of Bytom is 165,263, as of 2019.
Trade is one of the main pillars of the economy of Bytom
In 2017, the Tarnowskie Góry Lead-Silver-Zinc Mine and its Underground Water Management System, located mostly in the neighbouring city of Tarnowskie Góry, but also partly in Bytom, was included on the UNESCO World Heritage List.
Bytom is a place from where Confederation of Silesia, Polish Bonapartists originates.