Warkałki [varˈkau̯ki] (German Hartwich) is a village in the administrative district of Gmina Miłakowo, within Ostróda County, Warmian-Masurian Voivodeship, in northern Poland. It lies approximately 5 kilometres (3 mi) west of Miłakowo, 34 km (21 mi) north of Ostróda, and 41 km (25 mi) north-west of the regional capital Olsztyn.