Karczewizna
Village
Karczewizna
Coordinates: 52°30′N 21°47′E / 52.500°N 21.783°E / 52.500; 21.783
Country	Poland
Voivodeship	Masovian
County	Węgrów
Gmina	Łochów
Population	147
Time zone	UTC+1 (CET)
• Summer (DST)	UTC+2 (CEST)
Postal code	07-130
Area code	+48 25
ISO 3166 code	POL
Vehicle registration	WWE

Karczewizna [kart͡ʂɛˈvizna] is a village in the administrative district of Gmina Łochów, within Węgrów County, Masovian Voivodeship, in east-central Poland.^[1] It lies approximately 7 kilometres (4 mi) south-east of Łochów, 20 km (12 mi) north-west of Węgrów, and 62 km (39 mi) north-east of Warsaw.