Casalnuovo di Napoli is a comune in the Province of Naples in the Italian region Campania, located about 13 kilometres northeast of Naples. As of 31 December 2004, it had a population of 50,144 and an area of 7.8 square kilometres.The municipality of Casalnuovo di Napoli contains the frazioni Casarea, Tavernanova, and Licignano.Casalnuovo di Napoli borders the following municipalities: Acerra, Afragola, Casoria, Pollena Trocchia, Pomigliano d'Arco, Sant'Anastasia, Volla.