Kysucký Lieskovec (Hungarian: Újhelymogyoród, until 1899 Hungarian: Lieszkovecz) is a village and municipality in Kysucké Nové Mesto District in the Zilina Region of northern Slovakia
In historical records the village was first mentioned in 1438
The municipality lies at an altitude of 376 metres and covers an area of 12.320 km². It has a population of about 2347 people.