Korczówka [kɔrˈt͡ʂufka] is a village in the administrative district of Gmina Olszanka, within Łosice County, Masovian Voivodeship, in east-central Poland. It lies approximately 4 kilometres (2 mi) south-east of Olszanka, 10 km (6 mi) south of Łosice, and 118 km (73 mi) east of Warsaw.