Krzywki-Piaski (Polish pronunciation: [ˈkʂɨfkʲi ˈpjaskʲi]) is a village in the administrative district of Gmina Szreńsk, within Mława County, Masovian Voivodeship, in east-central Poland. It lies approximately 6 kilometres (4 mi) north of Szreńsk, 18 km (11 mi) west of Mława, and 112 km (70 mi) north-west of Warsaw.