Welcome to the National Congregations Study!

The National Congregations Study surveys a representative sample of America's churches, synagogues, mosques and other local places of worship. Initiated in 1998, the NCS gathers information about a wide range of characteristics and activities of congregations.

Our site allows visitors:

We hope this material will be helpful to anyone seeking a deeper understanding of American religion.

If you have questions about the information or the web site, please contact us.


2012 NCS Data Now Available!

Over 1300 congregations, representing 70+ Christian denominations plus Jewish, Muslim, Buddhist, and other religious groups. Click here for more information.

June 2009 NCS Report:

American Congregations at the Beginning of the 21st Century

To receive updates or complete our short survey, click here