DENOMINATIONS & Largest 25 Denominations/Communions from the 2012 Yearbook of American and Canadian Churches.

Total church membership reported in the 2012 Yearbook is 145,691,446 members, down 1.15 percent over 2011.

1. The Catholic Church 68,202,492, [ranked 1 in 2011] , down 0.44 percent.
2. Southern Baptist Convention 16,136,044, [ranked 2 in 2011] , down 0.15 percent.
** Since the 2010 census of nondenominational/independent congregations, we now know that this grouping of churches, if taken together, would be the second largest Protestant group in the country with over 35,000 congregations and over 12,200,000 adherents.
3. The United Methodist Church 7,679,850, [ranked 3 in 2011] , down 1.22 percent.
4. The Church of Jesus Christ of Latter-day Saints 6,157,238, [ranked 4 in 2011], up 1.62 percent.
5. The Church of God in Christ 5,499,875, [ranked 5 in 2011] , no update reported.
6. National Baptist Convention , U.S.A. , Inc. 5,197,512, [ranked 6 in 2011] , up 3.95 percent.
7. Evangelical Lutheran Church in America 4,274,855, [ranked 7 in 2011] , down 5.90 percent.
8. National Baptist Convention of America , Inc. 3,500,000, [ranked 8 in 2011] , no update reported.
9. Assemblies of God 3,030,944, [ranked 9 in 2011] , up 3.99 percent.
10. Presbyterian Church (U.S.A.) 2,675,873, [ranked 10 in 2011] , down 3.42 percent.
11. African Methodist Episcopal Church 2,500,000, [ranked 11 in 2011] , no update reported.
12. National Missionary Baptist Convention of America 2,500,000, [ranked 11 in 2011] , no update reported.
13. The Lutheran Church — Missouri Synod (LCMS) 2,278,586, [ranked 13 in 2011] , down 1.45 percent.
14. The Episcopal Church 1,951,907, [ranked 14 in 2011] , down 2.71 percent.
15. Pentecostal Assemblies of the World, Inc. 1,800,000, ranked 15 [ranked 17 in 2011] , up 20 percent.
16. Churches of Christ 1,639,495, [ranked 15 in 2011] , no update reported.
17. Greek Orthodox Archdiocese of America 1,500,000 , [ranked 16 in 2011] , no update reported.
18. The African Methodist Episcopal Zion Church 1,400,000, [ranked 18 in 2011] , no update reported.
19. American Baptist Churches in the U.S.A. 1,308,054, [ranked 19 in 2011] , down 0.19 percent.
20. Jehovah’s Witnesses 1,184,249, [ranked 20 in 2011] , up 1.85 percent.
21. Church of God ( Cleveland , Tennessee ) 1,074,047, [ranked 22 in 2011] , down 0.21 percent.
22. Christian Churches and Churches of Christ 1,071,616, [ranked 23 in 2011] , no update reported.
23. Seventh-day Adventist Church 1,060,386, [ranked 24 in 2011] , up 1.61 percent.
24. United Church of Christ 1,058,423, [ranked 21 in 2011], down 2.02 percent.
25. Progressive National Baptist Convention, Inc. 1,010,000, [ranked 25 in 2011 ], no update reported.
Total membership in top 25 churches: 145,691,446, down 1.15 percent.

Membership figures reported in the 2012 Yearbook were collected by the churches in 2010 and reported to the Yearbook in 2011.

Nine of the 25 largest churches did not report updated figures: the Church of God in Christ; the National Baptist Convention of America, Inc.; the African Methodist Episcopal Church; the National Missionary Baptist Convention of America; Churches of Christ; the Progressive National Baptist Convention, Inc.; the Greek Orthodox Archdiocese of America; the African Methodist Episcopal Zion Church; and Christian Churches and Churches of Christ.

The 2012 Yearbook of American and Canadian Churches reports on 228 national church bodies. The Yearbook also includes a directory of 235 U.S. local and regional ecumenical bodies with program and contact information and provides listings of theological seminaries and bible schools, religious periodicals and guides to religious research including church archive listings.

For more information, or to purchase a copy of the 2012 Yearbook, see www.yearbookofchurches.org.

The Hartford Institute for Church Research, retrieved from http://hirr.hartsem.edu/research/fastfacts/fast_facts.html#sizecong, 11/9/16.