Belvedere Ostrense is a comune, or municipality, situated in the Marche region of central Italy. It is located within the Province of Ancona and is positioned approximately 30 kilometres, or 19 miles, west of the city of Ancona.
The town serves as a local administrative center within its province. Its geographic location places it in the coastal vicinity of the Marche region, characterized by its proximity to the Adriatic Sea.