Kalush is a city set in the foothills of the Carpathian Mountains, in Ivano-Frankivsk Oblast (province) of western Ukraine. It is the administrative centre of Kalush Raion (district) and hosts the administration of Kalush urban hromada, one of the hromadas of Ukraine. Its estimated population was 65,088.

Ivano-Frankivsk Oblast, also referred to as Ivano-Frankivshchyna (Івано-Франківщина) or simply Frankivshchyna, is an oblast (region) in western Ukraine. Its administrative center is the city of Ivano-Frankivsk. It has a population of 1,351,822.