Grądzkie [ˈɡrɔnt͡skʲɛ] is a village in the administrative district of Gmina Łyse, within Ostrołęka County, Masovian Voivodeship, in east-central Poland. It lies approximately 14 kilometres (9 mi) north-west of Łyse, 46 km (29 mi) north of Ostrołęka, and 142 km (88 mi) north of Warsaw.