Raciąż-Piaski (Polish pronunciation: [ˈratɕɔ̃ʂ ˈpjaskʲi]) is a village in the administrative district of Gmina Tuchola, within Tuchola County, Kuyavian-Pomeranian Voivodeship, in north-central Poland. It lies approximately 9 kilometres (6 mi) north-west of Tuchola and 63 km (39 mi) north of Bydgoszcz.