Klukówek [kluˈkuvɛk] is a village in the administrative district of Gmina Świercze, within Pułtusk County, Masovian Voivodeship, in east-central Poland. It lies approximately 3 kilometres (2 mi) north-west of Świercze, 24 km (15 mi) west of Pułtusk, and 55 km (34 mi) north of Warsaw.