Sub saharan africa will experience the fastest growth, with its population projected to increase from just over a billion inhabitants in 2019 to around 3. Population pyramids of the world from 1950 to 2100. By year, age, sex, and race, produced by the census bureau in 2014. The table below shows that from 2020 to 2050, the bulk of the world s population growth is predicted to take place in africa. Historical population data and projections 19502050. It is one of just two countries with a population of more than 1 billion, with india being the second. Pwc 2020 estimates of worls laregst city gdps for 2020, city vs. World population to hit 11bn in 2100 with 70% chance of continuous rise this article is more than 5 years old new study overturns 20 years of consensus on peak projection of 9bn and gradual. Growth of the hispanicorigin population will probably be a major element of the total population growth. It shows the total world population increasing from an estimated 6. The total size of the world population is likely to increase from its current 7 billion to 810 billion by 2050. More young people are entering their childbearing years now than ever before in history. Mar 24, 2020 if afghanistans growth rate remains the same which is very unlikely and the countrys projected growth rate for 2025 is a mere 2.
Barring a calamitous pandemic, a further increase in the worlds population from. Tfr declined correspondingly, then the projected world population in 2100 would be. Projected world population distribution, by age group 20202100. Home ifpri publications world population projections, 2020 reference url share. Total population by country, 1950, 2000, 2015, 2025, 2050 mediumfertility variant webmasters note. Population in the world is currently 2018 growing at a rate of around 1. Population projections for maori kei tua i te 2020.
Compared to 2017, the number of persons aged 60 or above is expected to more than double by 2050 and to more than triple by 2100, rising from 962. World population statistics sorted by country stats were last updated 26june2003 these are straightline projections calculated using populations growth rates from 19952000. Un98 projected an increase in world population from 6. World population currently grows at 1 percent annually, having peaked at 2. We therefore believe that our estimates for 20002020 population growth will prove to be. The worlds population projected growth 2000 2050 by country. The world s population will increase from todays 7. The twoway the population growth is being driven by high birth rates in developing nations as. It is expected that half of the population growth will occur in africa. 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. The world population in 2100 is estimated to be about 10. Projections of population growth of other countries 2030 country name population in 2030 difference with 2020.
This method projects a population in a way that duplicates the manner by which populations actually grow or decline. Within seven years by 2022, the population of india will overtake that of china, and will reach 1. The scope of the study will be the past, present and future position of the population growth. Population of world 2030 and world population statistics. Country name population in 2020 difference with 2020. Our new population projections over 2020, 2030, and 2040 for the nation as well as the 50 states and district of columbia were released today. Population growth trends, projections, future plan and. World population prospects population division united nations. World population to hit 11bn in 2100 with 70% chance of. Jul 29, 2015 the worlds population is projected to reach 8. World population prospects population division united.
Improving wellbeing and reducing future world population plos. City, 3 replies predict who you think will be the ten largest cities in 2010 and 2020, city vs. Handout for part 1 introduction to population projections. World population growth this article is focusing on the history of population growth up to the present. The world population will reach a size, which compared to humanitys history, will be extraordinary. China is the most populous country in the world with a population exceeding 1. Oneill 1 deborah balk 2 melanie brickman 3 markos ezra 4 interdisciplinary studies that draw on longterm, global population projections often make limited use of projection results, due at least in part to the historically opaque nature of the projection process. Global human population growth amounts to around 83 million annually, or 1. Demographic statistics, 4 united nations statistical division. According to the united nations world population prospects revised version for 2015, tanzanias population currently at 53,470 million, is expected to more than double by the year 2050 increasing its annual contribution to the global population growth from 1,564 million in 2015 to 2,975 million in 2050.
While population growth will continue in most regions, the population of europe is expected to decline from 0. Population projections are estimates of the population for future dates. Africas share of global population is projected to grow from 17% in 2020 to. High, moderate and low refer to different population projections re. The table below shows that from 2020 to 2050, the bulk of the worlds population growth is predicted to take place in africa. Apr, 2020 it will be more than an average estimated growth. Apr 07, 2015 the global buddhist population will be about the same size it was in 2010, while the hindu and jewish populations will be larger than they are today. Analysis of world population using various predictive algorithms.
World country demographic trends 2010 2050 fast growth. Over 93 percent of this growth will take place in the developing countries. World population projections, 2020 ifpri publications. Continuing population growth in the developing world the twenty. May 11, 2016 our new population projections over 2020, 2030, and 2040 for the nation as well as the 50 states and district of columbia were released today. Explain how population projections can be useful decisionmaking tools for policymakers. In english only, for now adolescent fertility rate births per 1,000 women ages 1519. The population of world forecast by 2050 university magazine. I created this page from a table published in march 2001 in.
Gross domestic product annual gross domestic product quarterly composite leading indicators. Almost 80% of the 4 billion projected increase in world population by 2100. Table 1un population projection, 19902020, by world and regions, medium variant. Growth is likely to slow in the long term, despite the highest population growth rate since the 1960s 2. Sep 27, 2010 it shows the total world population increasing from an estimated 6. The model projections highlight a likely moderation in growth rates after 2020 figure 2 shows projected average annual real gdp growth rates for the brics, the us, the uk, the eu and the world over the period to 2020 and in the following three decades. World bank migration and remittances factbook 2016 pdf. Historical population data and projections 19502060 population. In europe, muslims will make up 10% of the overall population. Population of world 2020 and world population statistics.
For the labor force, the projected growth rate of 10. India will retain a hindu majority but also will have the largest muslim population of any country in the world, surpassing indonesia. Total population by country, 1950, 2000, 2015, 2025, 2050. We therefore believe that our estimates for 2000 2020 population growth will prove to be. Population growth given these assumptions, new zealands population is projected to grow from 4.
Annual growth rate reached its peak in the late 1960s when it was at around 2%. Past, current and projected future population growth is outlined. Pdf past, current and projected future population growth is outlined. To link to this object, paste this link in email, im or document to embed this object, paste this html in website. Jul 19, 2019 the statistic presents a forecast about the development of the world population from 2015 to 2100. This uncertainty is because of unknown future fertility and mortality trends in. The standard used in projecting populations is the cohortcomponent method. World population projections 2002, 2010, 2015, 2020. Population projections are attempts to show how the human population living today will change. Country name population in 2030 difference with 2020. The twoway the population growth is being driven by high birth rates in developing nations as well as higher life expectancy worldwide. We show how the world population grew over the last several thousand years and we explain what has been driving this change. By year, age, sex, race, and ethnicity, produced by the census bureau in 2014. In the new balance it will be low fertility keeps population changes small.
The global population has grown from 1 billion in 1800 to 7. World population likely to surpass 11 billion in 2100. The norwegian population will continue to grow throughout the century, according to the medium alternative in the population projections. The current average population increase is estimated at 83 million people per year. These numbers clearly indicate the projected decelerating speed of world population growth. Barring a calamitous pandemic, a further increase in the world s population from 7 to between 8. They are typically based on an estimated population consistent with the most recent decennial census and are produced using the cohortcomponent method. Introduce basic concepts related to population projections, including fertility, mortality, and migration. Population growth is the increase in the number of individuals in a population. Gdds ii project paper provided by carl haub, population reference bureau the world bank population projections data required and methods 1. Population size and annual growth rate for the world. Demographers expect the 8 billion milestone in 2023, with global population projected to reach 9 billion by 2037 and 10 billion by 2056.
World population prospects 2019 population division the united. According to the middle series, the hispanicorigin population would be the largest growing group. Half of the projected increase in the global population up to 2050 will be concentrated in just 9 countries. This growth is slightly faster than projections from just a few years ago. The big global demographic transition that the world. National population projections2020, 2030, 2040 statchat. The statistic presents a forecast about the development of the world population from 2015 to 2100. Population projections data required and methods world bank. If afghanistans growth rate remains the same which is very unlikely and the countrys projected growth rate for 2025 is a mere 2. Projected world population distribution, by age group 2100. The moderate projection is the most plausible, while the high and low projections represent alternative growth scenarios. The growth will be particularly high in and around the larger cities. This statistic shows the distribution of the projected world population from 2020 to 2100. Describe principal determinants of population growth.