Zapadki [zaˈpatki] (German: Schrötersau) is a village in the administrative district of Gmina Wielbark, within Szczytno County, Warmian-Masurian Voivodeship, in northern Poland. It lies approximately 13 kilometres (8 mi) east of Wielbark, 24 km (15 mi) south-east of Szczytno, and 63 km (39 mi) south-east of the regional capital Olsztyn.