
Religion and Living Arrangements Around the World
Household size and composition often vary by religious affiliation, data from 130 countries and territories reveals. Muslims and Hindus have larger households than Christians and religious “nones,” influenced in part by regional norms.

Religion’s Relationship to Happiness, Civic Engagement and Health Around the World
People who are active in religious congregations tend to be happier and more civically engaged than either religiously unaffiliated adults or inactive members of religious groups, according to a new Pew Research Center analysis of survey data from the United States and more than two dozen other countries.

The Age Gap in Religion Around the World
Young adults tend to be less religious than their elders by several measures; the opposite is rarely true. This pattern holds true across many countries that have different religious, economic and social profiles.

Europe’s Growing Muslim Population
Even with no new migration, Muslims are projected to increase as a share of Europe’s population.

The Changing Global Religious Landscape
More babies were born to Christian mothers than to members of any other religion in recent years. Less than 20 years from now, however, the number of babies born to Muslims is expected to modestly exceed births to Christians.

Religion and Education Around the World
Jews are more highly educated than any other major religious group around the world, while Muslims and Hindus tend to have the fewest years of formal schooling. But all religious groups are making gains, particularly among women.

The Gender Gap in Religion Around the World
Standard lists of history’s most influential religious leaders – among them Abraham, Moses, Jesus, Muhammad, Siddhartha Gautama (the Buddha) – tend to be predominantly, if not exclusively, male. Many religious groups, including Roman Catholics and Orthodox Jews, allow only men to be clergy, while others, including some denominations in the evangelical Protestant tradition, have lifted that restriction only in recent decades. Yet it often appears that the ranks of the faithful are dominated by women.
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.

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.

Global Religious Diversity
A new report measures religious diversity by the percentage of each country’s population in eight categories — Buddhists, Christians, Hindus, Muslims, Jews, the unaffiliated, folk religionists and members of other religions.