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Religion Data and Statistics Websites
The Association of Religion Data Archives
Over 650 data files, graphs and maps spanning decades that show adherence, church membership and religious beliefs for denominations and religious groups nationally as well as internationally.
A research organization focused on the intersection of faith and culture, Barna has over 30 years of religion-related data available.
Baylor Institute for Studies of Religion
ISR conducts research on religion, involving scholars and projects spanning the intellectual spectrum: history, psychology, sociology, economics, anthropology, political science, epidemiology, theology, and religious studies.
Hartford Institute for Religion Research
Hartford provides research and statistics on U.S. religion and congregations.
National Congregations Study
The National Congregations Study surveys a representative sample of America's churches, synagogues, mosques and other local places of worship. It was initiated in 1998, and repeated in 2006 and 2012.
Pew Research Religion and Public Life Project
Examines a wide range of current issues and American society, and explores the role that religion has in world affairs. Contains survey results, demographic analysis and social science research.
Public Religion Research Institute
Nonprofit, nonpartisan organization dedicated to research at the intersection of religion, values, and public life.
Other Data and Statistics Websites
Formerly fedstats, usa.gov/statistics is a portal to all available federal statistical information. Find data from the latest census, bureau of labor reports, national center for education reports, and more.
United Nations Statistical Database
Main portal to access various different UN statistical databases to compile and disseminate global statistical information.
Global Health Observatory
The databank for the World Health Organization Statistical Information System, GHO has global health statistics organized by country.
World Bank Open Data
Free and open access to data about development in countries around the globe, primarily focusing on economics, but with other relevant global data included.
Applicable resources at the University of Pittsburgh and the Carnegie Libraries.