Aci Castello (Sicilian: Jaci Casteḍḍu) is a comune in the Metropolitan City of Catania in Sicily, Italy. The city is located 9km north of Catania on the Mediterranean coast. The primary economic sectors are agriculture and industry (in Catania). The city is neighbored by Aci Catena, Acireale, Catania, San Gregorio di Catania and Valverde.
