Biały Ług [ˈbjawɨ ˈwuk] is a village in the administrative district of Gmina Policzna, within Zwoleń County, Masovian Voivodeship, in east-central Poland. It lies approximately 4 kilometres (2 mi) south of Policzna, 9 km (6 mi) north-east of Zwoleń, and 100 km (62 mi) south-east of Warsaw.