Lisnowo-Zamek [liˈsɛvɔ ˈzamɛk] 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 7 kilometres (4 mi) east of Świecie nad Osą, 28 km (17 mi) east of Grudziądz, and 62 km (39 mi) north-east of Toruń.