Serravalle di Chienti is a comune (municipality) in the Province of Macerata in the Italian region Marche, located about 80 kilometres (50 mi) southwest of Ancona and about 50 kilometres (31 mi) southwest of Macerata. It is crossed by the Chienti river. The communal territory is largely mountainous with numerous woods and pastures.
Parish church, with 16th-century frescoes by Simone and Giovanni de Magistris.
Church of Santa Maria di Pistia or di Plestia, in proto-Romanesque style. It was built over an ancient pagan temple of the Umbrian goddess Cupra. Once the cathedral of the town of Plestia, it was destroyed, together with the latter, by Emperor Otto III. It was rebuilt around the year 1000, to which date the current crypt and apse. The nave and the portico are later.