Zieleniec [ʑɛˈlɛɲɛt͡s] is a village in the administrative district of Gmina Nowe Ostrowy, within Kutno County, Łódź Voivodeship, in central Poland. It lies approximately 3 kilometres (2 mi) north of Nowe Ostrowy, 16 km (10 mi) north-west of Kutno, and 63 km (39 mi) north of the regional capital Łódź.