Krusz [kruʂ] is a village in the administrative district of Gmina Glinojeck, within Ciechanów County, Masovian Voivodeship, in east-central Poland. It lies approximately 6 kilometres (4 mi) east of Glinojeck, 19 km (12 mi) west of Ciechanów, and 81 km (50 mi) north-west of Warsaw.