Oszczerze [ɔʂˈt͡ʂɛʐɛ] is a village in the administrative district of Gmina Grębków, within Węgrów County, Masovian Voivodeship, in east-central Poland. It lies approximately 7 kilometres (4 mi) north-east of Grębków, 12 km (7 mi) south of Węgrów, and 69 km (43 mi) east of Warsaw.