Updates

The World Religion database is updated twice a year, following research cycles.

Updated to 2010

01 Jan 2010

The base year of WRD has now moved from mid-2005 data to current projections for mid-2010

The base year of WRD has now moved from mid-2005 data to current projections for mid-2010. The update also includes the addition of 1950 and 2010 as a data points in the time series of religions by country. This means that estimates for the number of religionists in every country of the world are now reconciled with the United Nations population projections for mid-2010. The update includes statistics on all world religions as well as the peoples (first round of projections), cities, provinces and country tables.

More info...

Population update

01 Oct 2009

latest population revisions from the United Nations

WRD has been updated to reflect the latest population revisions from the United Nations.

The number of religionists in every country are reconciled with each biennial revision of the population data produced by the United Nations population division.

More info...

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Religions

All major world religions, available by geographic region and people groups.

Geography

Comprehensive country religious makeup, demographics, and trends.

Religious diversity

Religious Diversity Index (RDI) and counts of religions over 10%, over 5%, and over 0.5%.

Contextual data

Population data by country, plus socio-economic, health, environment, and gender indicators.

Censuses

Historical and current census data on religion by country.