Ustroñ [ˈustrɔɲ] ( listen) (German: Ustron) is a health resort town in Cieszyn Silesia, southern Poland. It is situated in the Silesian Voivodeship (since 1999), having previously been in Bielsko-Bia³a Voivodeship (1975–1998). It lies in the Silesian Beskids mountain range.
According to the Austrian census of 1910 the town had 4,275 inhabitants, 4,265 of whom had permanent residence there. The census asked people for their native language; 3,917 (91.8%) were Polish-speaking and 333 (7.8%) were German-speaking. Jews were not allowed to declare Yiddish; most of them thus declared the German language as their native. The most populous religious groups were Protestants with 2,439 (57%) followed by Roman Catholics with 1,728 (40.4%) and the Jews with 107 (2.5%).
The town has a futuristic outlook because of a cluster of pyramid-shaped hotels. It is also the home of the Jan Jarocki Museum. It was founded in April 1986 as Museum of Metallurgy. Burned by Tatars 1241. It is housed in an old building of the former Klemens Steel Works, which was in use between 1772 and 1897. The museum collects technical tools, as well as historical and ethnographic artifacts.
Spa and wellness prices
WW2 underground action took place here
Monument to about 200 residents perished during WW2.