Monserrato is a comune (municipality) in the Province of Cagliari in the Italian region Sardinia, located about 5 km northeast of Cagliari.
Still 1991, when it was separated with a local referendum, Monserrato was a district of Cagliari. The other 3 municipalities separed from Cagliari in this decade were Quartucciu (separed in 1983), Elmas (separed in 1989) and Selargius (separed in 1991). Still 1995it is part of the new instituted Cagliari Metropolitan Area.
Monserrato borders the following municipalities: Cagliari, Quartu Sant'Elena, Quartucciu, Selargius, Sestu.