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Top Eight World Religions

The world's most popular religions

83% of the world's population is religious, give or take a few points. But, the numbers of those religious people varies wildly across different religions. The table below lists the largest religious groups by percentage of global population as of 2010, the last year for which we have a thorough international survey.

ReligionPercent world population
Christians31.5%
Muslims23.2
Religiously Unaffiliated16.3
Hindus15.0
Buddhists7.1
Folk Religionists5.9
Other Religions0.8
Jews0.2
NOTE: The category Folk Religionists includes followers of African traditional religions, Chinese folk religions, Native American religions and Australian aboriginal religions. The category Other Religions includes Bahai's, Jains, Sikhs, Shintoists, Taoists, followers of Tenrikyo, Wiccans, Zoroastrians and many other faiths.
Source: Pew Research Center's Forum on Religion & Public Life, Global Religious Landscape, December 2012.