Pilwa is a village in the administrative district of Gmina Węgorzewo, within Węgorzewo County, Warmian-Masurian Voivodeship, in northern Poland, close to the border with the Kaliningrad Oblast of Russia. It lies approximately 18 kilometres (11 mi) south-west of Węgorzewo and 79 km (49 mi) north-east of the regional capital Olsztyn.