Castelbellino is a comune (municipality) in the Province of Ancona in the Italian region Marche, located about 35 kilometres (22 mi) southwest of Ancona. As of 31 December 2004, it had a population of 3,930 and an area of 5.9 square kilometres (2.3 sq mi).
The municipality of Castelbellino contains the frazioni (subdivisions, mainly villages and hamlets) Stazione, Pianello, Pantiere, and Scorcelletti.
Castelbellino borders the following municipalities: Jesi, Maiolati Spontini, Monte Roberto.(Wikipedia)