Mascalucia () is a (municipality) in the Metropolitan City of Catania in the Italian region Sicily, located about southeast of Palermo and about north of Catania.
Mascalucia borders the following municipalities: Belpasso, Catania, Gravina di Catania, Nicolosi, Pedara, San Pietro Clarenza, Tremestieri Etneo. It is also the most populated Comune of Catania's province.