Karczewko [karˈt͡ʂɛfkɔ] (German: Wilhelmsfelde) is a village in the administrative district of Gmina Kiszkowo, within Gniezno County, Greater Poland Voivodeship, in west-central Poland. It lies approximately 4 kilometres (2 mi) south-west of Kiszkowo, 27 km (17 mi) west of Gniezno, and 28 km (17 mi) north-east of the regional capital Poznań.