This report provides an overview of the methodology used to produce the official United Nations estimates and projections of urban and rural populations for 233 countries and areas of the world and for close to 1,900 urban settlements with 300,000 inhabitants or more in 2018, as published in World Urbanization Prospects: The 2018 Revision. This report and related products have been prepared by the Population Division of the Department of Economic and Social Affairs of the United Nations Secretariat. The data in this Revision are consistent with data on total population size from the latest revision of the United Nations global population estimates and projections (medium variant), as published in World Population Prospects: The 2017 Revision. For information on urbanization and the population size of cities, this Revision updates and supersedes all data published previously by the United Nations.

18 p. : graphs, maps, tables

Includes bibliographical references (p. 17-18).