See the latest Pew Research Center reports and data on the world’s largest religious group.
Q&A: A look at what’s driving the changes seen in our Religious Landscape Study
Fact Tank sat down with David Campbell, a professor of political science at the University of Notre Dame, to explore what the new findings mean.
Lesbian, gay and bisexual Americans differ from general public in their religious affiliations
A majority of LGB adults are religiously affiliated, but they are much less likely to be Christian than the general public and are more drawn to smaller, non-Christian denominations.
Mormons more likely to marry, have more children than other U.S. religious groups
Two-thirds (66%) of U.S. Mormon adults are currently married, down slightly from 71% in 2007 – but still high compared with current rates among Christians overall (52%) and U.S. adults overall (48%).
Growing share of U.S. immigrants have no religious affiliation
One-in-five immigrants identified themselves as unaffiliated in 2014, an increase of 4 percentage points from the 16% who said so in 2007.
Mainline Protestants make up shrinking number of U.S. adults
In recent years, the share of Americans who identify with mainline Protestantism has been shrinking significantly, a trend driven partly by generational change.
Compared with other Christian groups, evangelicals’ dropoff is less steep
One big reason evangelical Protestants have not declined at the same rate as other major Christian groups is that they are gaining new converts at a greater rate than they are losing people who were raised in the tradition.
5 key findings about the changing U.S. religious landscape
Christians are declining, both as a share of the U.S. population and in total number, while religious “nones” continue to rise.
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.
Religious Landscape Study
Explore the geographic distribution and demographics of America’s major religious groups.
Why Muslims are the world’s fastest-growing religious group
By 2050, they are expected to make up about three-in-ten of the world’s people, owing in part to relatively high fertility and low median age.