Wierzbowo [vjɛʐˈbɔvɔ] is a village in the administrative district of Gmina Opinogóra Górna, within Ciechanów County, Masovian Voivodeship, in east-central Poland.^[1] It lies approximately 8 kilometres (5 mi) north of Opinogóra Górna, 13 km (8 mi) north-east of Ciechanów, and 86 km (53 mi) north of Warsaw.