Pączkowo [pɔnt͡ʂˈkɔvɔ] is a village in the administrative district of Gmina Szreńsk, within Mława County, Masovian Voivodeship, in east-central Poland. It lies approximately 4 kilometres (2 mi) south-west of Szreńsk, 24 km (15 mi) south-west of Mława, and 106 km (66 mi) north-west of Warsaw.