Wikipedia
Kostulin
Kostulin is a village in the administrative district of Gmina Lubień Kujawski, within Włocławek County, Kuyavian-Pomeranian Voivodeship, in north-central Poland. It lies approximately south of Lubień Kujawski, south of Włocławek, and south-east of Toruń.
The village has a population of 120.