Mostyska (Ukrainian: Мостиська, IPA: [moˈstɪsʲkɐ] ⓘ; Polish: Mościska, both in the plural), is a city in Yavoriv Raion, Lviv Oblast (region) of Ukraine.

The names Mościska and Mostyska share a common etymological Slav root "most", which means "bridge", or the place associated with "river crossings".

[2] Most of the priests left in the summer 1946, taking with them the holy icon and everything they were allowed to carry with them, including sculptures and clothes.

[3][4] According to the 2001 Ukrainian census, Mostyska had a population of 9,044 inhabitants, which includes the highest percentage of ethnic Poles in any major settlement in the region.

The exact ethnic composition was as follows:[5] Mostyska is mentioned regularly in repertoire of Ukrainian music band "Kurwa Matj".