Numbers, Facts and Trends Shaping Your World
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Christians remain the largest religious group, and Muslims grew the fastest from 2010 to 2020. Read how the global share of Buddhists, Hindus, Jews and the religiously unaffiliated changed.
Find how many people identify with each religious group and what percent each made up in 201 countries and territories, and by region, in 2010 and 2020.
In many places surveyed, 20% or more of all adults have left their childhood religious group. Christianity and Buddhism have had especially large losses.
The Religious Landscape Study is a comprehensive survey of more than 35,000 Americans’ religious identities, beliefs and practices that’s been conducted in 2007, 2014 and 2023-24. Pew Research Center.
After years of decline, the U.S. Christian share now shows signs of leveling off. The new Religious Landscape Study explores trends in identity, beliefs and practices.
Adults in Indonesia, Bangladesh and the Philippines are the most likely to say it is important to have a leader who stands up for people with their religious beliefs.
Nearly all adults in the six countries surveyed say diversity has either a positive or a neutral impact on their country.
A rising share of Asian Americans say they have no religion (32%), but many consider themselves close to one or more religious traditions for reasons such as family or culture. Christianity is still the largest faith group among Asian Americans (34%).
Read about some of the ways focus group participants with ties to different faith traditions explain the complex relationship of religion and culture in their lives.
Overall, 56% of Singaporean adults say that having people of different religions, ethnic groups and cultures makes the country a better place to live.
