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Graph of world population over the past 12,000 years . As a general rule, the confidence of estimates on historical world population decreases for the more distant past. Robust population data exist only for the last two or three centuries. Until the late 18th century, few governments had ever performed an accurate census.
This is the list of countries and other inhabited territories of the world by total population, based on estimates published by the United Nations in the 2024 revision of World Population Prospects. It presents population estimates from 1950 to the present.
The "Day of Seven Billion" was targeted by the United States Census Bureau to be in March 2012, [15] while the Population Division of the United Nations suggested 31 October 2011, [16] and the latter date was officially designated by the United Nations Population Fund (UNFPA) as the approximate day on which the world's population reached seven ...
Estimates of world population by their nature are an aspect of modernity, possible only since the Age of Discovery.Early estimates for the population of the world [10] date to the 17th century: William Petty, in 1682, estimated the world population at 320 million (current estimates ranging close to twice this number); by the late 18th century, estimates ranged close to one billion (consistent ...
Population of the present-day top seven most-populous countries, 1800 to 2100. Future projections are based on the 2024 UN's medium-fertility scenario. Chart created by Our World In Data in 2024. The following is a list of countries by past and projected future population. This assumes that countries stay constant in the unforeseeable future ...
This is a list of countries showing past and future population density, ranging from 1950 to 2300, as estimated by the 2017 revision of the World Population Prospects database by the United Nations Population Division. The population density equals the number of human inhabitants per square kilometer of land area.
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Poland: 1979 (reached the milestone for the first time in 1939) Ethiopia: 1980 Myanmar: 1982 South Africa: 1991 Colombia: 1994 Argentina: 1996 Tanzania: 2002 Kenya: 2004 Algeria: 2009 Sudan: 2011 Morocco: 2011 Canada: 2013 Uganda: 2013 Iraq: 2015 Afghanistan: 2016 Saudi Arabia: 2021 Angola: 2023 (est.) Uzbekistan: 2024 (est.)