Karczówka [karˈt͡ʂufka] is a village in the administrative district of Gmina Brzeźnica, within Żagań County, Lubusz Voivodeship, in western Poland. It lies approximately 4 kilometres (2 mi) south-west of Brzeźnica, 9 km (6 mi) north-east of Żagań, and 30 km (19 mi) south of Zielona Góra.