Działki [ˈd͡ʑau̯ki] is a settlement in the administrative district of Gmina Kętrzyn, within Kętrzyn County, Warmian-Masurian Voivodeship, in northern Poland. It lies approximately 3 kilometres (2 mi) north-west of Kętrzyn and 67 km (42 mi) north-east of the regional capital Olsztyn.