Adamowo [adaˈmɔvɔ] is a village in the administrative district of Gmina Długosiodło, within Wyszków County, Masovian Voivodeship, in east-central Poland. It lies approximately 8 kilometres (5 mi) south-west of Długosiodło, 17 km (11 mi) north of Wyszków, and 67 km (42 mi) north-east of Warsaw.