Sources
The international and national statistical authorities behind the data. Sources include United Nations DESA and official national statistical authorities.
International & harmonised sources
World Population Prospects 2024
UN DESA Population Division
Global · Biennial
https://population.un.org/wpp/237 countries/areas; historical estimates and projections to 2100; medium variant default
Eurostat Fertility Statistics
European Commission (Eurostat)
European Union · Annual
https://ec.europa.eu/eurostat/statistics-explained/Fertility rates, live births and natural change for EU member states.
UN WPP Methodology
UN DESA Population Division
Global · Biennial
https://population.un.org/wpp/assets/Files/WPP2024_Methodology.pdfScenario definitions including zero migration.
UN World Population Prospects 2024
UN DESA Population Division
Global (237 countries/areas) · Biennial
https://population.un.org/wpp/Official estimates and projections to 2100, including medium and zero-migration scenarios.
WHO Global Health Observatory
World Health Organization
Global · Annual
https://www.who.int/data/ghoMortality, life expectancy, healthy life expectancy, infant/under-five mortality
UN Statistics Division
United Nations
Global · Annual
https://unstats.un.org/Demographic Yearbook; vital statistics; official census submissions
WPP Data Portal
UN DESA Population Division
Global · Continuous
Data/APIInteractive data portal for World Population Prospects
UN DESA Population Division
United Nations
Global · Annual
https://www.un.org/development/desa/pd/World Population Prospects 2024; International Migrant Stock; World Urbanization Prospects; Family Planning Indicators; Households and Living Arrangements; World Population Policies
International Migrant Stock
UN DESA Population Division
Global · Periodic
https://www.un.org/development/desa/pd/content/international-migrant-stockMigrant stock by origin and destination; share of population
World Urbanization Prospects 2025
UN DESA Population Division
Global · Biennial
https://www.un.org/development/desa/pd/content/world-urbanization-prospects-2025Urban and rural population projections; urban agglomerations
WPP API
UN DESA Population Division
Global · Continuous
Data/APIProgrammatic access to WPP indicators
Eurostat
European Union
Europe · Continuous
https://ec.europa.eu/eurostat/Harmonized European demographic, migration and vital statistics
UNESCO Institute for Statistics
UNESCO
Global · Annual
https://uis.unesco.org/Education, literacy, cultural participation indicators
UNICEF Data
United Nations Children's Fund
Global · Annual
https://data.unicef.org/Child demographics, mortality, education
UNFPA
United Nations Population Fund
Global · Annual
https://www.unfpa.org/dataSexual and reproductive health, fertility, population data
World Bank Open Data — Population, total (SP.POP.TOTL)
World Bank
Global and national (World Bank country codes) · Annual
https://data.worldbank.org/Data/APISupplementary source when the primary source is missing. Cross-check of latest annual world population.
Eurostat — Population on 1 January (demo_pjan)
European Commission (Eurostat)
Europe — EU27, national (NUTS/Eurostat codes) · Annual
https://ec.europa.eu/eurostat/Data/APIHarmonised European reference for population stocks. Supplementary source.
National statistical authorities
| Country | Authority | Language | Official URL |
|---|---|---|---|
| Brazil | IBGE (IBGE) | pt | https://www.ibge.gov.br/ |
| China | National Bureau of Statistics of China (NBS) | en | https://www.stats.gov.cn/english/ |
| France | Institut national de la statistique et des études économiques (INSEE) | fr | https://www.insee.fr/ |
| Germany | Statistisches Bundesamt (Destatis) | de | https://www.destatis.de/ |
| Ghana | Ghana Statistical Service (GSS) | en | https://www.statsghana.gov.gh/ |
| Hungary | Hungarian Central Statistical Office (KSH) | hu | https://www.ksh.hu/ |
| India | Ministry of Statistics and Programme Implementation (MoSPI) | en | https://www.mospi.gov.in/ |
| Israel | Central Bureau of Statistics (CBS) | en | https://www.cbs.gov.il/en/ |
| Italy | Istituto Nazionale di Statistica (ISTAT) | it | https://www.istat.it/ |
| Japan | Statistics Bureau of Japan (e-Stat) | en | https://www.stat.go.jp/english/ |
| Morocco | Haut-Commissariat au Plan (HCP) | fr | https://www.hcp.ma/ |
| Nigeria | National Bureau of Statistics (NBS) | en | https://nigerianstat.gov.ng/ |
| Paraguay | Instituto Nacional de Estadística (INE) | es | https://www.ine.gov.py/ |
| Poland | Statistics Poland (GUS) | pl | https://stat.gov.pl/ |
| Rwanda | National Institute of Statistics Rwanda (NISR) | en | https://statistics.gov.rw/ |
| Saudi Arabia | General Authority for Statistics (GASTAT) | en | https://stats.gov.sa/en/ |
| Spain | Instituto Nacional de Estadística (INE) | es | https://www.ine.es/ |
| Switzerland | Federal Statistical Office (FSO) | de | https://www.bfs.admin.ch/ |
| Tanzania | National Bureau of Statistics (NBS) | en | https://www.nbs.go.tz/ |
| United Kingdom | Office for National Statistics (ONS) | en | https://www.ons.gov.uk/ |
| United States | U.S. Census Bureau (USCB) | en | https://www.census.gov/ |
Source priority
- Level 1 — Harmonised international (UN / UN-system).
- Level 2 — National official (national statistics office, census bureau, registry, ministry).
- Level 3 — Supplemental (Eurostat, OECD, World Bank, research bodies).