Islam was the world’s fastest-growing religion from 2010 to 2020
From 2010 to 2020, the number of Muslims increased by 347 million people to 2.0 billion people.
Numbers, Facts and Trends Shaping Your World
Religion
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How the Global Religious Landscape Changed From 2010 to 2020
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.
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Religious Composition by Country, 2010-2020
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.
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Same-Sex Marriage Around the World
Sort through nearly 40 jurisdictions that have enacted laws allowing gay and lesbian couples to marry.
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Video: How religious are young Americans today?
Young adults today are less religious than older adults by traditional measures. But when it comes to spirituality, the differences are smaller.
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30% of Americans Consult Astrology, Tarot Cards or Fortune Tellers
Most who use astrology (or a horoscope), tarot cards or a fortune teller say they do so just for fun rather than for insights about life.
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Video: How common are spiritual beliefs in the U.S.?
In this video, we dive into the impact spirituality has on Americans and how it overlaps with and differs from religiousness.
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Americans’ Trust in One Another
Americans trust each other less than they did a few decades ago. We explore why this is, and why some are more trusting than others.
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Believing in Spirits and Life After Death Is Common Around the World
Belief in an afterlife, God and spirits in nature is widespread globally. Older adults are more likely than younger adults to believe in God.
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Most U.S. Catholics Say They Want the Church To Be ‘More Inclusive’
Majorities want the church to allow use of birth control and IVF, and to permit priests to bless same-sex couples. But views differ by Mass attendance.
