May. 12, 2015

America’s Changing Religious Landscape

The Christian share of the U.S. population is declining, while the share of Americans who do not identify with any organized religion is growing. These changes affect all regions in the country and many demographic groups.

May. 12, 2015

Religious Landscape Study

Explore the geographic distribution and demographics of America’s major religious groups.

Apr. 2, 2015

The Future of World Religions: Population Growth Projections, 2010-2050

As of 2010, nearly a third of the world’s population identified as Christian. But if demographic trends persist, Islam will close the gap by the middle of the 21st century.

Jul. 16, 2014

How Americans Feel About Religious Groups

When asked to rate religious groups on a “feeling thermometer” ranging from 0 to 100, Americans rate Jews, Catholics and evangelical Christians warmly and atheists and Muslims more coldly.