Bagatele [baɡaˈtɛlɛ] is a village in the administrative district of Gmina Wąsewo, within Ostrów Mazowiecka County, Masovian Voivodeship, in east-central Poland.

[2] It lies approximately 15 kilometres (9 mi) west of Ostrów Mazowiecka and 85 km (53 mi) north-east of Warsaw.

On 8 September 1939, during the German invasion of Poland at the start of World War II, German troops perpetrated a massacre of 11 Poles in Bagatele (see also Nazi crimes against the Polish nation).

The victims were three local farmers and eight refugees from other locations.

This Ostrów Mazowiecka County location article is a stub.