Lubostroń is a village in the administrative district of Gmina Łabiszyn, within Żnin County, Kuyavian-Pomeranian Voivodeship, in north-central Poland. It lies approximately 7 kilometres (4 mi) south of Łabiszyn, 16 km (10 mi) north-east of Żnin, and 26 km (16 mi) south of Bydgoszcz.