Nowaczyzna ([nɔvaˈt͡ʂɨzna]) is a village in the administrative district of Gmina Łukta, within Ostróda County, Warmian-Masurian Voivodeship, in northern Poland. It lies approximately 6 kilometres (4 mi) north-west of Łukta, 18 km (11 mi) north of Ostróda, and 31 km (19 mi) west of the regional capital Olsztyn.