This publication summarizes the trends in population ageing drawn from the latest united nations estimates and projections of population by age and sex of 233 countries or areas, as published in world population prospects. Africa is the second most populated continent, with around 1. Currently, in 2017, there are 102 men for every 100 women. The worlds cities in 2018 united nations digital library. Data presented in this booklet are based on the world. Click on the name of the country or dependency for current estimates live population clock, historical data, and projected figures. United nations, department of economic and social affairs, population division 2017. The 2007 revision presents estimates and projections of the tota l, urban and rural populations of the world.
Jun 16, 2017 the 2017 revision of the world population prospects is the twentyfifth round of official united nations population estimates and projections, which have been prepared since 1951 by the population. Estimated and projected population of the world by projection variant, 19502050 source. According to world population prospects, the global population in 2050 will be around 9. A small number of countries will account for most of the increase.
The 2019 revision of the world population prospects is the twentysixth edition of the official united nations population estimates and projections, which have been prepared since 1951 by the population division of the department of economic and social affairs. Click on the name of the country or dependency for current estimates live population clock, historical data, and. Population and families 3 in the majority of countries there are more women than men, but in the most populous countries in asia there are many more men than women as can be seen from figure 1. United nations, department of economic and social affairs, population division 2015. The 2019 revision united nations population division. It presents population estimates from 1950 to the present for 235 countries or areas, underpinned by analyses of historical demographic trends.
The 2012 revision summary and key findings the 2012 revision is the twentythird round of official united nations population estimates and projections, prepared by the population division of the department of economic and social affairs of the united nations secretariat. Child mortality levels in subsaharan africa, which fell from 180 to 78 deaths per 1,000 births, remain well above the icpd target. Countries that are not part of oecd nonoecd countries have populations. World population prospects the 2010 revision, volume ii demographic profiles this report presents the 2010 revision of the population estimates and projections prepared by the population division of the department of economic and social affairs of the united nations secretariat. Population in the capital city, urban and rural areas. The 2017 revision of the world population prospects is the twentyfifth round of official united nations population estimates and projections, which have. Bayesian population projections for the united nations. The united nations population division is grateful to the national institute on aging of the.
Data based on the latest united nations population division estimates. World population prospects population division the united nations. A rapid population increase in africa is anticipated even if there is a substantial reduction of fertility levels in the near future. South sudan population 2020 demographics, maps, graphs. The 2019 revision of world population prospects represents the latest global set of demographic estimates and projections prepared by the population division of the department of economic and social affairs of the united nations secretariat. Keyfitz 1981 and stoto 1983 analysed, for various countries in the world, errors in projected population growth rates in projections made by the united nations. With roughly 83 million people being added to the worlds population every year, the. The population in 29 countries will more than double. Population prospects 2019, the latest global demographic estimates and projections prepared by the. The world population is growing, and in 2015 is approximately 7. Africas youth population will rise to 35 percent of the world youth total in 2050, from 20 percent today. Six of the earths seven continents are permanently inhabited on a large scale. The worlds population is growing larger and older, while also becoming more mobile and more urbanized. World population prospects 2019 highlights united nations.
Download explore select columns select sort order select pivot column link to this page. United nations population division vi world population prospects. The 2019 revision of world population prospects is the twentysixth round of official united nations population estimates and projections that have been. The 2012 revision, highlights and advance tables united nations department of economic and social affairspopulation division 9 from 61 per cent in 20 to 52 in 2050 and then reach 50 per cent in 2100 table i. Today, the world s population continues to grow, albeit more slowly than in the recent past. World population prospects focus on demographic fact. The 2019 revision of world population prospects is the twentysixth round of official united nations population estimates and projections that have been prepared by the population division of the department of economic and social affairs of the united nations secretariat. In terms of each countrys population growth, we can expect india to surpass china as the most populated country in the world by 2050. Economic and social affairs, united nations, new york, 10017, usa, by fax. Issn 10205195 business united nations population fund. United nations population division world population prospects. These are used throughout the united nations system as. World population prospects the 2002 revision population database the 2002 revision population database, annually published by the united nations population division of the department of economic and social affairs of the united nations secretariat, is a comprehensive data source for world population and official estimation of world population and projections. The other half of the difference reflects a reduction in the projected number of births, primarily as a result of lower expected future fertility levels.
The 2017 revision, key findings and advance tables figure 1. The world youth population ages 15 to 24 is projected to rise to 1. The population is growing slowly in oecd countries, which tend to be the wealthy countries that use a great deal of energy. Geographical distribution of the world population by region, 2010 source. Department of economic and social affairs population dynamics. Countries in the world by population 2020 this list includes both countries and dependent territories. United nations world population prospects report, 2017. Now total world population is 7 765 6 2 estimates based on the latest united nations research. The world population refers to the entire number of people of all ages, living in all countries throughout the world.
Distribution of the worlds population by age and sex, 2017 source. About the product the report presents findings from the 2018 revision of world urbanization prospects, which contains the latest estimates of the urban and rural populations or areas from 1950 to 2018 and projections to 2050, as well as estimates of population size from 1950 to 2018 and projections to 2030 for all urban agglomerations with 300,000 inhabitants or more in 2018. World urbanization prospects article pdf available in demographic research 129. The combined population of the worlds least developed countries in the world will double by 2050 to 1. World population prospects the 2002 revision population database the 2002 revision population database, annually published by the united nations population division of the department of economic and social affairs of the united nations secretariat, is a comprehensive data source for world population and official estimation of world population and. The 2017 revision, presenting a challenge as the international community seeks to implement the 2030 sustainable development agenda, which seeks to end poverty and preserve the planet.
Prb projects world population rising 33 percent by 2050 to nearly 10 billion. The department of economic and social affairs of the united nations secretariat is a vital interface between global policies in the economic, social and. The 2006 revision v executive summary the 2006 revision is the twentieth round of official united nations population estimates and projections prepared by the population division of the department of economic and social affairs of the united nations secretariat. Summary this data booklet highlights current and future trajectories of populations in cities around the globe, drawing on the population estimates and projections published in world urbanization prospects. World population prospects population division united nations. Insecurity in the world 2010 sofi and related new parameters cvs, minimum daily energy requirements are used in the projections. The world population prospects,2019 free current affairs. Total population, both sexes combined thousands search glossaries.
World population prospects the 2008 revision grist. Official symbols of united nations documents are composed of capital letters combined with numbers, as illustrated in the above citation. The worlds two most populated countries, china and india, together constitute about 36% of the worlds population. Of these, the medium variant suggests that the world population will grow to nearly 10 billion by the middle of this century, and will level off at around 11. World population prospects united nations digital library. The concentration of global population growth is in the poorest countries, according to world population prospects. United nations ilibrary world population prospects.
Ten years ago, the global population was growing by 1. There are 48 least developed countries, based on united nations criteria, most of which are in africa. Population of the world and regions, 2017, 2030, 2050 and 2100, according to the mediumvariant projection xix. Population division of the department of economic and social affairs of the united nations secretariat 2003.
The worlds population is expected to increase by 2 billion persons in the next 30 years, from 7. World population prospects 2019 revision united nations population estimates and projections. World population prospects population division united. United nations ilibrary world population prospects 2019. World population prospects united nations population. Population growth, fertility, life expectancy and mortality. Undata record view total population, both sexes combined. Projected growth of the global population today, the worlds population continues to grow, albeit more slowly than in the recent past. The report focuses in particular on the period from 2015 to 2030. In demographics, the world population is the total number of humans currently living, and was estimated to have reached 7. Estimated to be consistent with the 1973, 1983, 1993 and 2008 censuses, adjusted for underenumeration, and with estimates of the subsequent trends in.
The 2019 revision of the world population prospects is the twentysixth edition of the united nations population estimates and projections. United nations department of economic and social affairspopulation division. Estimated to be consistent with the 1973, 1983, 1993 and 2008 censuses, adjusted for underenumeration, and with estimates of the subsequent trends in fertility, mortality and international migration. The accuracy of the united nations world population projections. It took over 200,000 years of human history for the world s population to reach 1 billion, and only 200 years more to reach 7 billion. Within little more than a decade there are likely to be around 8. Population size, structure and distribution have major. The world population prospects publication provides united nations population estimates for all countries in the world for each year between 1950 and 2020 and projections under different scenarios low, medium and high for each year between 2020 and 2100. The current us census bureau world population estimate in june 2019 shows that the current global population is 7,577,400 people on earth, which far exceeds the world population of 7. At the global level, the numbers of men and women are roughly equal, with the male population being slightly larger than the female population.
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