U.S. Membership Report

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United States

Denominational Groups, 2000

39,994,852 26,091,321 989,106 62,035,042 12,254,099 140,057,419
Evangelical Protestant Mainline Protestant Orthodox Catholic Other Unclaimed

Congregational "adherents" include all full members, their children, and others who regularly attend services. The historically African American denominations are not included in the 2000 congregation and membership totals. Many are also missing in 1990 and most historically African American denominations are missing in the 1980 reports.
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Reports


Religious Bodies Theology Congregations Adherents % Change
Catholic Church Catholic -486 +14,961,759 32.0%
Jewish Estimate Other Theology +2,246 +5,357,222 683.0%
Southern Baptist Convention Evangelical Protestant +6,061 +3,668,418 23.0%
Church of Jesus Christ of Latter-day Saints, The Other Theology +4,882 +1,557,003 58.0%
Independent, Non-Charismatic Churches Evangelical Protestant +1,084 +1,116,769 n.a.
Assemblies of God Evangelical Protestant +2,498 +955,497 60.0%
Independent, Charismatic Churches Evangelical Protestant +621 +935,168 n.a.
Church of God (Cleveland, Tennessee) Evangelical Protestant +761 +506,027 108.0%
Greek Orthodox Archdiocese of America Orthodox +518 +427,659 n.a.
Wesleyan Church, The Evangelical Protestant +1,657 +381,459 n.a.
Christian Churches and Churches of Christ Evangelical Protestant +282 +320,233 29.0%
Seventh-day Adventist Church Evangelical Protestant +935 +268,830 41.0%
National Association of Free Will Baptists Evangelical Protestant +2,466 +254,170 n.a.
Evangelical Free Church of America, The Evangelical Protestant +728 +215,109 305.0%
Presbyterian Church in America Evangelical Protestant +772 +207,073 191.0%
International Church of the Foursquare Gospel Evangelical Protestant +1,045 +188,668 119.0%
Christian and Missionary Alliance, The Evangelical Protestant +665 +163,145 97.0%
International Pentecostal Holiness Church Evangelical Protestant +518 +123,329 104.0%
Pentecostal Church of God Evangelical Protestant +1,173 +101,921 n.a.
Church of God of Prophecy Evangelical Protestant +1,858 +91,106 n.a.
Baptist General Conference Evangelical Protestant +197 +90,644 61.0%
Evangelical Presbyterian Church Evangelical Protestant +179 +80,207 n.a.
Orthodox Church in America: Territorial Dioceses Orthodox +370 +77,110 n.a.
American Baptist Association, The Evangelical Protestant +328 +65,210 30.0%
Evangelical Covenant Church, The Evangelical Protestant +161 +63,841 72.0%
Salvation Army, The Evangelical Protestant +274 +59,049 17.0%
Churches of Christ Evangelical Protestant +394 +51,209 3.0%
Old Missionary Baptists Associations Evangelical Protestant +302 +49,870 n.a.
Churches of God, General Conference Evangelical Protestant +336 +42,204 n.a.
Christian Reformed Church in North America Evangelical Protestant +128 +39,100 19.0%
Armenian Apostolic Church / Catholicossate of Cilicia Orthodox +17 +36,160 355.0%
Apostolic Catholic Assyrian Church of the East, North American Dioceses Orthodox +18 +35,118 n.a.
Ukrainian Orthodox Church of the USA Orthodox +83 +30,506 600.0%
Unitarian Universalist Association of Congregations Other Theology +114 +28,612 19.0%
Church of the Nazarene Evangelical Protestant +405 +27,030 3.0%
Conservative Congregational Christian Conference Evangelical Protestant +140 +24,904 96.0%
Baptist Missionary Association of America Evangelical Protestant -72 +24,713 9.0%
Apostolic Christian Church of America, Inc. Evangelical Protestant +84 +23,980 n.a.
American Carpatho-Russian Orthodox Greek Catholic Church Orthodox +75 +20,000 n.a.
Missionary Church, The Evangelical Protestant +26 +18,612 60.0%
Association of Free Lutheran Congregations, The Evangelical Protestant +108 +17,833 125.0%
Congregational Christian Churches, Additional (not part of any national CCC body) Mainline Protestant +104 +17,821 n.a.
Orthodox Church in America: Romanian Orthodox Episcopate of America Orthodox +56 +17,201 n.a.
Interstate & Foreign Landmark Missionary Baptists Association Evangelical Protestant +121 +16,127 n.a.
Orthodox Presbyterian Church, The Evangelical Protestant +154 +13,920 112.0%
Old Order Amish Church Evangelical Protestant +765 +12,878 15.0%
Duck River and Kindred Baptists Associations Evangelical Protestant +99 +12,542 n.a.
Hutterian Brethren Evangelical Protestant +123 +12,300 n.a.
Mennonite Brethren Churches, U.S. Conference of Evangelical Protestant +68 +11,863 73.0%
Associate Reformed Presbyterian Church Evangelical Protestant +85 +8,543 27.0%
North American Baptist Conference Evangelical Protestant +47 +8,454 16.0%
Church of God in Christ, Mennonite Evangelical Protestant +38 +7,906 106.0%
Brethren In Christ Church Evangelical Protestant +58 +7,866 45.0%
Jasper Baptist and Pleasant Valley Baptist Associations Evangelical Protestant +31 +7,078 n.a.
Orthodox Church in America: Albanian Orthodox Archdiocese Orthodox +12 +5,775 n.a.
International Pentecostal Church of Christ Evangelical Protestant +67 +5,453 n.a.
Enterprise Baptists Association Evangelical Protestant +65 +5,289 n.a.
Universal Fellowship of Metropolitan Community Churches Mainline Protestant +111 +4,961 27.0%
Netherlands Reformed Congregations Evangelical Protestant +15 +4,442 n.a.
Eastern Pennsylvania Mennonite Church Evangelical Protestant +49 +4,384 n.a.
Reformed Church in the United States Evangelical Protestant +38 +4,236 n.a.
Conservative Baptist Association of America Evangelical Protestant +208 +3,681 2.0%
Beachy Amish Mennonite Churches Evangelical Protestant +29 +3,594 62.0%
New Hope Baptist Association Evangelical Protestant +20 +2,772 n.a.
Wayne Trail Missionary Baptist Association Evangelical Protestant +13 +2,756 n.a.
Moravian Church in America--Alaska Province Mainline Protestant +24 +2,562 n.a.
Evangelical Mennonite Church Evangelical Protestant +13 +2,061 45.0%
Allegheny Wesleyan Methodist Connection Evangelical Protestant +115 +1,864 n.a.
Protestant Reformed Churches in America Evangelical Protestant +9 +1,731 42.0%
Midwest Congregational Christian Fellowship Evangelical Protestant +29 +1,705 n.a.
Apostolic Christian Churches (Nazarean) Evangelical Protestant +9 +1,514 53.0%
Wisconsin Evangelical Lutheran Synod Evangelical Protestant +168 +1,464 0.0%
Fundamental Methodist Conference, Inc. Evangelical Protestant +13 +1,009 n.a.
Separate Baptists in Christ Evangelical Protestant +10 +870 9.0%
Old Order River Brethren Evangelical Protestant +5 +540 n.a.
Albanian Orthodox Diocese of America Orthodox +2 +395 n.a.
Christian Union Evangelical Protestant +7 +347 5.0%
Two-Seed-in-the-Spirit Predestinarian Baptists Evangelical Protestant +4 +65 n.a.
General Six Principle Baptists Evangelical Protestant +1 +25 n.a.
Church of God General Conference Evangelical Protestant +15 -857 -15.0%
Fellowship of Evangelical Bible Churches Evangelical Protestant +2 -899 -33.0%
Moravian Church in America--Southern Province Mainline Protestant +7 -1,188 -6.0%
Brethren Church, The (Ashland, Ohio) Evangelical Protestant +1 -2,024 -11.0%
Moravian Church in America--Northern Province Mainline Protestant -1 -6,626 -20.0%
Primitive Methodist Church in the USA Evangelical Protestant -1 -7,144 -60.0%
Syrian Orthodox Church of Antioch Orthodox +10 -10,013 -42.0%
Cumberland Presbyterian Church Evangelical Protestant -49 -10,388 -12.0%
Friends (Quakers) Mainline Protestant +311 -17,772 -14.0%
National Association of Congregational Christian Churches Mainline Protestant +77 -28,677 -25.0%
Reformed Church in America Mainline Protestant +17 -33,152 -9.0%
Church of the Brethren Evangelical Protestant +42 -35,079 -17.0%
Lutheran Church--Missouri Synod Evangelical Protestant +424 -96,798 -4.0%
Free Methodist Church of North America Evangelical Protestant -3 -103,053 -52.0%
American Baptist Churches in the USA Mainline Protestant -187 -143,262 -8.0%
Christian Church (Disciples of Christ) Mainline Protestant -906 -185,930 -15.0%
Evangelical Lutheran Church in America Mainline Protestant -52 -252,733 -5.0%
Church of God (Anderson, Indiana) Evangelical Protestant +116 -286,307 -54.0%
United Church of Christ Mainline Protestant -465 -384,164 -18.0%
Episcopal Church Mainline Protestant +105 -486,972 -17.0%
Presbyterian Church (U.S.A.) Mainline Protestant -1,509 -855,006 -21.0%
United Methodist Church, The Mainline Protestant -2,688 -1,172,612 -10.0%
  Totals: +32,002 +28,803,815 +26.3%

The population of the United States in 1980 was 225,011,986; in 2000 it was 281,421,839. The total population changed 13.2%. The adherent totals for 1980 (110,718,180) represent 49.2% of the 1980 population. The adherent totals for 2000 (141,364,420) include 50.2% of the 2000 population. There is sufficient data for 101 groups to calculate 1980-2000 change. These 101 groups had 109,362,507 adherents in 1980 and 138,166,322 adherents in 2000, for a change of 26.3%

Sources

The 2000 data were collected by the Association of Statisticians of American Religious Bodies (ASARB) and includes statistics for 149 religious groups, including number of churches and adherents. Dale E. Jones, Sherri Doty, Clifford Grammich, James E. Horsch, Richard Houseal, Mac Lynn, John P. Marcum, Kenneth M. Sanchagrin and Richard H. Taylor supervised the collection. These data originally appeared in Religious Congregations & Membership in the United States, 2000, published by the Glenmary Research Center.

The 1980 data were collected by the Glenmary Research Center and include statistics for 111 Judeo-Christian church bodies, including number of churches and adherents. Bernard Quinn, Herman Anderson, Martin Bradley, Paul Goetting and Peggy Shriver supervised the collection. These data originally appeared in Churches and Church Membership in the United States, 1980, published by the Glenmary Research Center.

[More information on these data sources]