Kościelniki Średnie

Kościelniki Średnie (German: Mittel-Steinkirch) is a village in the administrative district of Gmina Leśna, within Lubań County, Lower Silesian Voivodeship, in south-western Poland.

It lies approximately 5 km north of Leśna, 6 km south of Lubań, and 123 km west of the regional capital Wrocław.