Why many U.S. adults are ‘nones,’ and why some former ‘nones’ have joined a religion
Find out how adults who were raised as “nones” experienced religion as kids, and why they say they do – or don’t – affiliate with a religion now.
Numbers, Facts and Trends Shaping Your World
Read our research on:
Search results for: “pew research center. studies on religious affiliation and the religiously unaffiliated.”
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Catholicism Has Declined in Latin America Over the Past Decade
Growing numbers of Latin Americans are religiously unaffiliated, but belief in God remains high across the region.
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Religious Diversity Around the World
Singapore is the most religiously diverse country, and Yemen the least, as of 2020. The U.S. ranks first among nations with large populations.
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If the U.S. had 100 people: Charting Americans’ religious affiliations
If the U.S. had 100 people, 62 would be Christians, including 40 Protestants, 19 Catholics, two Latter-day Saints and two who identify with other Christian groups.
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Southerners tend to be more religious than other U.S. adults – but less religious than they used to be
People who live in the American South continue to be more religious, on average, than residents of the Midwest, Northeast and West.
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Many Religious ‘Nones’ Around the World Hold Spiritual Beliefs
Many religious “nones,” which include atheists and agnostics, in 22 countries hold religious or spiritual beliefs, such as in an afterlife or something beyond the natural world.
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Why Do Some Americans Leave Their Religion While Others Stay?
A majority of adults still identify with their childhood religion, but 35% don’t. Read about when and why Americans may switch faiths or stay.
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Why some Americans have left Protestantism, while others stay or join
Find out why US adults who were raised Protestant stay in or leave the faith, and how they experienced religion as kids. Also discover why others join.
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1. Religious affiliation in Latin America
Catholics remain the largest religious group in Argentina, Brazil, Chile, Colombia, Mexico and Peru, while second-largest groups vary.
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Key facts about Black Americans and religion
Most Black Americans are Christian, though the share who identify as such has fallen since 2007.