5. Religious importance and religious affiliation
By some measures, the world’s most religious countries are mostly in the Middle East, South and Southeast Asia, sub-Saharan Africa and Latin America.
Numbers, Facts and Trends Shaping Your World
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1. God, spirits and the natural world
Large majorities around the world say they believe in God. Read about beliefs in spiritual presence “beyond the natural world,” and in animals and nature.
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13. Religion in North America
A majority of North Americans are Christian. But Christian populations declined in the U.S. and Canada, while the unaffiliated grew, from 2010 to 2020.
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4. Spiritual and religious practices
Some activities, such as prayer, are widespread. Others, such as fasting and lighting incense or candles, vary more by country.
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4. Religiously unaffiliated population change
The religiously unaffiliated population is the world’s third-largest religious category and grew the second-fastest between 2010 and 2020.
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How religion declines around the world
Religion in a country tends to decline in three transitional stages that unfold across generations, a new paper using Center data proposes.
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3. Median scores for government restrictions and social hostilities stay the same in 2022
In 2022, global median scores on the Center’s Government Restrictions and Social Hostilities Indexes mirrored 2021. But some regions saw change since 2021.
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Geographic spotlights: A closer look at 4 migration stories
Read our deep-dive on religious migration trends in Europe, the Gulf Cooperation Council countries, India and the United States.
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1. Migrants living in each region
Migrants tend to move to regions where their religion is common, but some regions also see large influxes of migrants from minority religious groups.
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Which countries have the most – and fewest – public holidays?
Across 190 members of the United Nations we analyzed, the typical country will observe 13 public holidays in 2026.