The following is a list of the most populous Peruvian metropolitan areas with over 300,000 inhabitants.
Note that the populations of metropolitan areas are not city populations but rather a combination of a main large city and many other smaller satellite cities. In Peru, cities with a population of more than 500,000 and with a metropolitan development plan are considered metropolises. As of the 2007 census, these cities are Lima, Arequipa, and Trujillo.
Lima metropolitan area is composed of 5 sub regions that group 43 urban districts of Lima Province and 6 districts of Callao Province. These sub regions are the Lima Norte, Lima Sur, Lima Este, Central Lima, and Callao with a total estimated population in 2015 of 9.886.647 people.