Updates

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

Provinces and Population

01 Jul 2011

1. WRD has been updated to reflect the latest population revision from the United Nations.
2. The world's provinces have been updated with many hundreds of changes to borders and hence the religious makeup.
3. Southern Sudan is added as the world's latest country, with independence from July 9th.

More info...

City religion data

01 Apr 2011

Religions Over 1 Percent

A new field "Religions Over 1 Percent" provides WRD best estimates of the major religions in 615 cities with over 1 million population plus selected smaller cities. The field shows the percentage of the major religion, then lists all the other religions which are each over 1% of the population.

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.