Konstantów [kɔnsˈtantuf] is a village in the administrative district of Gmina Błonie, within Warsaw West County, Masovian Voivodeship, in east-central Poland. It lies approximately 5 kilometres (3 mi) south-west of Błonie, 16 km (10 mi) west of Ożarów Mazowiecki (the county seat), and 29 km (18 mi) west of Warsaw.