Karnice [karˈnit͡sɛ] is a village in the administrative district of Gmina Puszcza Mariańska, within Żyrardów County, Masovian Voivodeship, in east-central Poland. It lies approximately 8 kilometres (5 mi) east of Puszcza Mariańska, 10 km (6 mi) south of Żyrardów, and 47 km (29 mi) south-west of Warsaw.