Karolewo [karɔˈlɛvɔ] is a village in the administrative district of Gmina Świecie nad Osą, within Grudziądz County, Kuyavian-Pomeranian Voivodeship, in north-central Poland. It lies approximately 5 kilometres (3 mi) east of Świecie nad Osą, 27 km (17 mi) east of Grudziądz, and 59 km (37 mi) north-east of Toruń.