The World Christian database is updated twice a year, following research cycles.
Ethnologue language codes have been updated to those used in the 15th edition of the Ethnologue.
Searching for data can be frustrating when nothing matches your search terms...
Data on 18 categories of religion, including non-religious, by country, province, and people.
Data on all religions, Christian activities, and trends.
Membership data, year begun, and rates of change.
Population and religion data on all major cities & provinces.
Detailed information covering religion, culture, and geography.
A repository of historical data, including a chronology of Christianity from the 1st to 21st centuries.