Dłużek, Lubusz Voivodeship
Dłużek is a village in the administrative district of Gmina Lubsko, within Żary County, Lubusz Voivodeship, in western Poland. It lies approximately south-west of Lubsko, north-west of Żary, and south-west of Zielona Góra.
Before 1945 the area was part of Germany.
The village has a population of 347.