Wójtostwo [vui̯ˈtɔstfɔ] is a village in the administrative district of Gmina Pomiechówek, within Nowy Dwór County, Masovian Voivodeship, in east-central Poland. It lies approximately 9 kilometres (6 mi) east of Brody-Parcele (the gmina seat), 16 km (10 mi) north-east of Nowy Dwór Mazowiecki, and 33 km (21 mi) north of Warsaw.