Sadkowice [satkɔˈvit͡sɛ] is a village in the administrative district of Gmina Solec nad Wisłą, within Lipsko County, Masovian Voivodeship, in east-central Poland. It lies approximately 4 kilometres (2 mi) south of Solec nad Wisłą, 10 km (6 mi) south-east of Lipsko, and 135 km (84 mi) south-east of Warsaw.