Online Tools
The Measurement Wizard allows you to browse 114 key concepts used in the study of religion, view how survey researchers have attempted to measure them, and quickly compare the results of over 7,689 survey questions taken from our Data Archive.
Download learning modules to interactively explore religion topics. Find syllabi, assignments, and links for teaching religion in multiple disciplines.
Enter a ZIP code or city and state [e.g. Seattle, WA]:  

Review rank-ordered data on religion in the U.S. and around the world. **Now including the latest data from the Religious Congregations & Membership Study, 2010!**

See our most popular topics:

Browse through many more by visiting QuickLists.

Map congregations and create a religious and demographic profile for your community!
Enter a ZIP code or city/state [e.g. Seattle, WA] for a map:
Religion Quizzes: So you think you know?
Select a country to view its religious, demographic and social profile:
Explore detailed information and family trees for more than 600 religious groups.
Browse dozens of topics and see responses from major national surveys, demographic patterns and changes over time.
See how you compare to the U.S. population:

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Age:
Education:
Religious Preference:    


Data Archive
View a few of our most popular data files:

Visit the Data Archive to browse through hundreds more

Browse the Data Archive
International Surveys and Data
 Cross-National Data
 Multiple Nation Surveys
 Single Nation Surveys
 
U.S. Church Membership Data
 County-Level Data
 State-Level Data
 
U.S. Surveys -->General Population
 National Surveys
  Baylor Religion Surveys
  General Social Surveys
  National Election Studies
  National Survey of Family Growth
  National Studies of Youth and Religion (NSYR)
  Pew Research Center
  Portraits of American Life Study (PALS)
  Public Religion Research Institute (PRRI)
  State of the First Amendment Series
  Other National Surveys
 Local/Regional Surveys
  Middletown Data
  Southern Focus Polls
  Other Local/Regional Surveys
 
US Surveys -->Denominations/Other Religious Groups
 Surveys of Congregations/Other Religious Organizations
  Faith Communities Today
  National Congregations Study
  U.S. Congregational Life Survey
  Other Surveys
 Surveys of Members or Leaders
  Adventist
  Baptist
  Catholic
  Jewish
  Lutheran
  Methodist
  Mormon
  Nazarene
  Presbyterian
  Unitarian-Universalist
  Other Groups
 
Other Data
News & Research Updates
** Update **
Religion Family Trees
View the rich history of world religions and American denominations through interactive family tree diagrams.
Explore congregational membership
in every county, state and urban area in
the United States using data from the 2010 Religious Congregations & Membership Study!

Have Questions about the ARDA?
Visit our FAQ page to learn more about the ARDA, its features and data sources.
** New Feature **
Congregational QuickStats
Browse dozens of topics and see responses from a major national survey of congregations.
Search thousands of sociological books, journal articles, theses and dissertations by subject, author, title or publication information.
The ARDA's US Maps have been updated! Map dozens of new variables using our improved Google map engine!
** Learning Center Updated! **
Try out the ARDA's YouTube channel, Quizzes, expanded Learning Modules, Lesson Plans and much more in our updated Learning Center.
Map congregations and create a religious and demographic profile for your community!

Compare the members of 31 different religious groups (including agnostics and atheists) using data from the 2007 U.S. Religious Landscape Survey.

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The ARDA Affiliates
News & Research Updates
The Association for the Study of Religion, Economics and Culture (ASREC) and the ARDA announce a new Working Papers series.