Łęg Nurski [ˈwɛnk ˈnurski] is a village in the administrative district of Gmina Nur, within Ostrów Mazowiecka County, Masovian Voivodeship, in east-central Poland. It lies approximately 2 kilometres (1 mi) north-west of Nur, 30 km (19 mi) south-east of Ostrów Mazowiecka, and 102 km (63 mi) north-east of Warsaw.