Our Data Sources

We collect and curate data from three of the world's most trusted and authoritative sources

United Nations

The United Nations provides comprehensive global statistics on demographics, economics, health, education, and development indicators.

•Population and demographic data

•Economic and development indicators

•Health and education statistics

•Environmental and sustainability data

Visit UN Data Portal

CIA World Factbook

The CIA World Factbook offers detailed intelligence on the history, people, government, economy, geography, and military of nations worldwide.

•Geographic and territorial information

•Government and political systems

•Economic and infrastructure data

•Military and security information

Visit CIA World Factbook

World Bank Open Data

The World Bank provides free and open access to comprehensive global development data, economic indicators, and poverty statistics from around the world.

•GDP and economic growth indicators

•Poverty and inequality metrics

•Development and infrastructure data

•Financial and trade statistics

Visit World Bank Open Data

Why These Sources?

We exclusively use data from the United Nations, CIA World Factbook, and World Bank Open Data because they represent the gold standard in global information gathering and verification. These organizations maintain rigorous standards for accuracy, regularly update their datasets, and are trusted by governments, researchers, and institutions worldwide.

By combining these three authoritative sources, we ensure that World Facts Book provides you with the most reliable, comprehensive, and up-to-date information about countries around the globe. Each source brings unique strengths in demographic data, intelligence insights, and economic development indicators.