Piastowo [pjasˈtɔvɔ] is a village in the administrative district of Gmina Milejewo, within Elbląg County, Warmian-Masurian Voivodeship, in northern Poland.

[1] It lies approximately 3 kilometres (2 mi) west of Milejewo, 15 km (9 mi) north-east of Elbląg, and 81 km (50 mi) north-west of the regional capital Olsztyn.

During World War II, in 1944–1945, it was the location of a subcamp of the Stutthof concentration camp, in which the German Organisation Todt imprisoned over 5,000 women as forced labour.

[2] Following Germany's defeat in World War II, in 1945, the village was reintegrated with Poland.

This Elbląg County location article is a stub.