Rank Religious Body Year Membership 1 Catholic Church 2002 66,407,105 2 Southern Baptist Convention 2003 16,400,000 3 United Methodist Church 2002 8,251,042 4 Church of Jesus Christ of Latter-day Saints 2004 5,599,177 5 Evangelical Lutheran Church in America 2003 4,984,925 6 Church of God in Christ 1991 4,500,000 7 Presbyterian Church (U.S.A.)2001 3,595,259 8 National Baptist Convention of America 1987 3,500,000 9 Assemblies of God 2002 2,687,366 10 Lutheran Church - Missouri Synod 2003 2,512,714
The above are denominations, not different religions.
the top 10 as of the 200 census would be;
Christianity 159,030,000
Nonreligious/secular 27,539,000
Judaism 2,831,000
Islam 1,104,000
Buddhism 1,082,000
Agnostic 991,000
Atheist 902,000
Hinduism 766,000
Unitarian Universalist 629,000
Wiccan/Pagan/Druid 307,000
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