Zgleczewo Szlacheckie [zɡlɛˈt͡ʂɛvɔ ʂlaˈxɛt͡skʲɛ] is a village in the administrative district of Gmina Zaręby Kościelne, within Ostrów Mazowiecka County, Masovian Voivodeship, in east-central Poland. It lies approximately 8 kilometres (5 mi) south-east of Zaręby Kościelne, 24 km (15 mi) south-east of Ostrów Mazowiecka, and 98 km (61 mi) north-east of Warsaw.