Sinopoli is a comune in the Province of Reggio Calabria in the Italian region Calabria, located about 90 km southwest of Catanzaro and about 30 km northeast of Reggio Calabria. As of 31 December 2004, it had a population of 2,303 and an area of 25.8 km². The municipality of Sinopoli contains the frazioni Sinopoli inferiore and Sinopoli vecchio.