Religions of the world with the highest percentages of adherents as reported by the World Christian Database (2010).

Complete List

Ranking	Religion	Adherents	Percent
1	Christians	2,262,586,422	32.8
2	Muslims	1,552,330,194	22.5
3	Hindus	948,950,149	13.8
4	Agnostics	676,535,484	9.8
5	Buddhists	494,893,753	7.2
6	Chinese Universists	434,575,782	6.3
7	Ethnoreligionists	242,515,807	3.5
8	Atheists	136,582,254	2.0
9	Neoreligionists	63,005,203	0.9
10	Sikhs	24,055,806	0.3
11	Jews	13,954,269	0.2
12	Spiritists	13,702,705	0.2
13	Taoists	8,429,419	0.1
14	Confucianists	8,131,078	0.1
15	Baha'is	7,305,110	0.1
16	Jains	5,377,576	0.1
17	Shintoists	2,760,928	0.0
18	Zoroastrians	197,080	0.0

Source

The data presented in QuickLists are from a variety of sources including the U.S. Census Bureau's International Data Base, the U.S. State Department's International Religious Freedom Report, the United Nations Human Development Reports, and others.

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