Statistics
- ARDA This link opens in a new windowContains free data and statistics on religion primarily focusing on the United States.
- Pew Forum on Religion and Public Life This link opens in a new windowProvides demographic data on religious affiliation and opinion polling related to religion in the United States.
- U.S. Census Bureau This link opens in a new windowContains survey data related to the U.S. Census, including demographic and economic information about the United States.
- The World Bank This link opens in a new windowProvides free and open access to a comprehensive set of data about development in countries around the globe.
- World Christian Database This link opens in a new windowIncludes detailed information on 9,000 Christian denominations and on religions in every country of the world. Also includes World Christian Encyclopedia and World Christian Trends.
