Augustowo [auɡusˈtɔvɔ] is a village in the administrative district of Gmina Długosiodło, within Wyszków County, Masovian Voivodeship, in east-central Poland. It lies approximately 4 kilometres (2 mi) south of Długosiodło, 18 km (11 mi) north-east of Wyszków, and 70 km (43 mi) north-east of Warsaw.