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US Congregational Membership Reports

Explore congregational membership in every county, state, and urban area in the United States. Based on the Religious Congregations and Membership Study collected by the Association of Statisticians of American Religious Bodies this is the most complete census available on religious congregations and their members.

Enter your 5-digit zip code to see a
religious profile now:

National Profiles

ARDA's National Profiles provide detailed data by country on religious adherents, religious freedom, demographics and a host of other social measures. Choose a country below to see its profile:

US Denominations

Our American Denominations feature provides detailed information and family trees for over 400 U.S. religious denominations.


Use QuickStats to browse dozens of topics and see reponses from major national surveys, demographic patterns, and changes over time! Available topics:


Use QuickLists to see rank-ordered data on religion in the U.S. and around the world. See our most popular topics:

...or browse through many more by visiting QuickLists.