Piasek Wielki (Polish pronunciation: [ˈpjasɛk ˈfjɛlkʲi]) is a village in the administrative district of Gmina Nowy Korczyn, within Busko County, Świętokrzyskie Voivodeship, in south-central Poland. It lies approximately 8 kilometres (5 mi) north of Nowy Korczyn, 13 km (8 mi) south-east of Busko-Zdrój, and 59 km (37 mi) south of the regional capital Kielce.