The Association of Religion Data Archives

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TheARDA.com and national religion writer David Briggs have partnered to launch a regular column delivering the latest news in religion research from throughout the world.

Read Ahead of the Trend now!

U.S. 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.

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:

U.S. Denominations

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

QuickStats: U.S. Surveys

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

GIS Maps and Reports

ARDA's Geographic Profiles allow

you to view maps of the social, economic, demographic, and religious landscape of the United States, all the way down to the neighborhood level. You can even generate a summary report using a variety of options.

QuickLists

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.

Compare Yourself

Would you like to see how you compare to other Americans on religion measures? Tell us a little bit about yourself to get started!

Data Archive

ARDA's Data Archive hosts hundreds of religion-related data sets for free download. Click here to view some of our most popular files:

News & Research Updates:

ASREC/ARDA Working Papers Series

The Association for the Study of Religion, Economics and Culture (ASREC) and ARDA announce a new Working Papers series!

Learn more and submit your paper...

theARDA's Newsletter

Would you like to hear about additions to our Data Archive and new features added to theArda.com? Subscribe to our newsletter to receive email updates. We do not share or sell our subscriber lists.

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Browse theARDA's 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*
		•	General Social Surveys
		•	National Election Studies
		•	Pew Research Center
		•	Baylor Religion Surveys
		•	Other National Surveys
	*Local/Regional Surveys*
		•	Middletown Data
		•	Southern Focus Polls
		•	Other Local/Regional Surveys

US Surveys -->Denominations/Other Religious Groups
	*Surveys of Members or Leaders*
		•	Adventist
		•	Baptist
		•	Catholic
		•	Jewish
		•	Lutheran
		•	Methodist
		•	Mormon
		•	Nazarene
		•	Presbyterian
		•	Unitarian-Universalist
		•	Other Groups
	*Surveys of Congregations/Other Religious Organizations*
		•	U.S. Congregational Life Survey
		•	Faith Communities Today
		•	Other Surveys

Other Data

About theARDA:

Providing Free Access to Quality Data on Religion

theARDA allows you to interactively explore the highest quality data on American and international religion using online features for generating national profiles, GIS maps, church membership overviews, denominational heritage trees, tables, charts, and other reports. Over 500 surveys and other data collections are available for online preview and virtually all can be downloaded free of charge.

Learn more...