Pew Research Center reports and data on the world’s largest religious group.
Christians make up about the same proportion of the world’s population today as they did a century ago, but there has been a momentous shift in where they live.
The Shifting Global Catholic Population
Catholics have made up a remarkably stable share of the global population over the past century, but their geographic distribution has shifted significantly during that time.
The Future of World Religions
If current demographic trends persist, Christians will remain steady, Muslims will grow and people with no religion will decline as a share of the world’s population in the coming decades.
Religion in Latin America
Nearly 40% of the world’s Catholics live in Latin America, but many people in the region have converted from Catholicism to Protestantism, while some have left organized religion altogether.
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Europe projected to retain its Christian majority, but religious minorities will grow
The number of Christians in Europe is forecast to drop by about 100 million by 2050, while the share of Muslims and smaller religious minorities will increase.
Muslims expected to surpass Jews as second-largest U.S. religious group
If current demographic trends hold, by 2050, Muslims are projected to be more numerous in the U.S. than people who identify as Jewish on the basis of religion.
Christianity poised to continue its shift from Europe to Africa
The share of the world’s Christians in Europe will continue to decline while the percentage in sub-Saharan Africa will increase dramatically.
Religious Composition by Country, 2010-2050
The religious profile of the world is rapidly changing, driven primarily by differences in fertility rates and the size of youth populations among the world’s major religions, as well as by people switching faiths. This table details the estimated religious composition of 198 countries and territories for 2010 to 2050.
7 key changes in the global religious landscape
What will the world’s religious landscape look like a few decades from now?
Where Christian churches, other religions stand on gay marriage
In the last two decades, several religious groups have moved to allow same-sex couples to marry within their traditions.
Pope Francis’ popularity extends beyond Catholics
Seven-in-ten Americans rate him favorably, including two-thirds of those with no religious affiliation, a Pew Research Center poll finds.
In U.S., Pope’s Popularity Continues to Grow
Nearly two years into his papacy, Pope Francis continues to be widely popular: Seven-in-ten Americans view him favorably, including 90% of U.S. Catholics.
5 key findings about global restrictions on religion
There was an overall decline in social hostilities to religion in 2013, though harassment of Jews worldwide reached a high. These are five key takeaways from our religious restrictions report.
House Catholics are trending Republican
More House Republicans in the new, 114th Congress identify as Catholic than in any other recent Congress, and they now outnumber Catholic Democrats in the House.