On this page you will find answers to frequently asked questions and more indepth information about the World Christian Database.
Status of Global Christianity 2025
An annual snapshot of global Christianity from the International Bulletin of Mission Research.
Detailed explanation of WCD sources and methodology.
Definitions for data fields in the database.
Standard and unusual terms related to the WCD.
Abbreviations related to the WCD.
Religions related to the WCD.
Check out the new PowerBI platform for the World Christian Database, including how to download data and view data in maps and charts.
Explore data on 18 categories of religion and non-religion in the past, present, and future.
Explore Christian denominations by continent, region, or country, or by church tradition.
Explore Christianity and other religions in the world’s largest cities.
View data on any province in the world, including its population size and largest religion.
Put religion data in global context by exploring socio-economic, health, gender, and other data. Create scatterplot graphs to compare variables.
How many Evangelicals are in the world? Explore World Christianity by its two major movements, Evangelicals and Pentecostal/Charismatics.
Find out how many churches are in Latin America in the past and present, and learn how to filter by Christian tradition.
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.