Ostrykół Włościański (Polish pronunciation: [ɔsˈtrɨkuw vwɔɕˈtɕaj̃skʲi]) is a village in the administrative district of Gmina Długosiodło, within Wyszków County, Masovian Voivodeship, in east-central Poland. It lies approximately 7 kilometres (4 mi) west of Długosiodło, 22 km (14 mi) north of Wyszków, and 71 km (44 mi) north-east of Warsaw.