Ostrowie [ɔsˈtrɔvjɛ] is a village in the administrative district of Gmina Sztabin, within Augustów County, Podlaskie Voivodeship, in north-eastern Poland. It lies approximately 11 kilometres (7 mi) east of Sztabin, 25 km (16 mi) south-east of Augustów, and 68 km (42 mi) north of the regional capital Białystok.