Demographics3

Top Twenty Religions in the United States, 2001
(self-identification, ARIS)

Religion 1990 Est.
Adult Pop. 2001 Est.
ADULT Pop. 2004 Est.
Total Pop.
% of U.S. Pop.,
2000 % Change
1990 – 2000 Christianity 151,225,000 159,030,000 224,437,959 76.5% +5% Nonreligious/Secular 13,116,000 27,539,000 38,865,604 13.2% +110% Judaism 3,137,000 2,831,000 3,995,371 1.3% -10% Islam 527,000 1,104,000 1,558,068 0.5% +109% Buddhism 401,000 1,082,000 1,527,019 0.5% +170% Agnostic 1,186,000 991,000 1,398,592 0.5% -16% Atheist   902,000 1,272,986 0.4%   Hinduism 227,000 766,000 1,081,051 0.4% +237% Unitarian Universalist 502,000 629,000 887,703 0.3% +25% Wiccan/Pagan/Druid   307,000 433,267 0.1%   Spiritualist   116,000 163,710 0.05%   Native American Religion 47,000 103,000 145,363 0.05% +119% Baha’i 28,000 84,000 118,549 0.04% +200% New Age 20,000 68,000 95,968 0.03% +240% Sikhism 13,000 57,000 80,444 0.03% +338% Scientology 45,000 55,000 77,621 0.02% +22% Humanist 29,000 49,000 69,153 0.02% +69% Deity (Deist) 6,000 49,000 69,153 0.02% +717% Taoist 23,000 40,000 56,452 0.02% +74% Eckankar 18,000 26,000 36,694 0.01% +44%

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