Quattro Castella is a comune (municipality) in the Province of Reggio Emilia in the Italian region Emilia-Romagna, located about 70 km west of Bologna and about 15 km southwest of Reggio Emilia.
As of 31 December 2004, it had a population of 12,098 and an area of 46.1 km².
Quattro Castella borders the following municipalities: Albinea, Bibbiano, Reggio Emilia, San Polo d'Enza, Vezzano sul Crostolo.
Read more about Quattro Castella: Demographic Evolution