Žilina is a city in north-western Slovakia, around 200 kilometres (120 mi) from the capital Bratislava, close to both the Czech and Polish borders. It is the fourth largest city of Slovakia with a population of approximately 80,000, an important industrial center, the largest city on the Váh river, and the seat of a kraj (Žilina Region) and of an okres (Žilina District). It belongs to the Upper Váh region of tourism.

It is located in northern Slovakia and has an area of 6,804 km2 and a population of 688,851 (2011). The whole area is mountainous, belonging to the Western Carpathians. Some of the mountain ranges in the region include Javorníky, the Lesser Fatra and the Greater Fatra in the west, Oravská Magura, Chočské vrchy, Low Tatras and Western Tatras in the east. Whole area belongs to the Váh river basin. Some of its left tributaries are Turiec and Rajčanka rivers and its right tributaries Belá, Orava and Kysuca. National parks on the region's territory are the Lesser, Greater Fatra, Low Tatras and Tatra; landscape protected areas are Strážovské vrchy, Kysuce and Horná Orava. The region borders Prešov Region in the east, Banská Bystrica Region in the south, Trenčín Region in the south-west and west, Czech Zlín Region and Moravian-Silesian regions in the north-west and Polish Silesian and Lesser Poland voivodeships in the north and north-east.