Bytča (Hungarian: Nagybiccse) is a town in northwestern Slovakia.

It is located on the Váh River near the cities of Žilina and Považská Bystrica.

The first written reference to the town's main part Veľká Bytča dates from 1234 as terra Bycha.

[8] Today, the town is home to machine (Kinex), textile, wood processing (sports equipment), and food (brewery) industries.

[9] Current boroughs (year of merger in brackets): Bytča is twinned with:[10] The records for genealogical research are available at the state archive "Statny Archiv in Bytca, Slovakia"