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
Southern Baptist Convention Evangelical Protestant +3,592 +940,785 5.0%
Church of Jesus Christ of Latter-day Saints, The Other Theology +2,307 +683,206 19.3%
Assemblies of God Evangelical Protestant +731 +400,388 18.5%
Church of God (Cleveland, Tennessee) Evangelical Protestant +616 +279,124 40.2%
Old Order Amish Church Evangelical Protestant +460 -24,764 -20.3%
International Church of the Foursquare Gospel Evangelical Protestant +399 +92,275 36.2%
International Pentecostal Holiness Church Evangelical Protestant +353 +84,100 53.3%
Evangelical Free Church of America, The Evangelical Protestant +319 +104,007 57.2%
Seventh-day Adventist Church Evangelical Protestant +293 +19,984 2.2%
Presbyterian Church in America Evangelical Protestant +280 +93,901 42.4%
Christian Churches and Churches of Christ Evangelical Protestant +233 +226,065 18.6%
Old Missionary Baptists Associations Evangelical Protestant +229 +33,581 206.2%
Salvation Army, The Evangelical Protestant +165 +287,483 225.3%
Christian and Missionary Alliance, The Evangelical Protestant +81 +59,241 21.8%
Ukrainian Orthodox Church of the USA Orthodox +81 n.a. n.a.
Baptist General Conference Evangelical Protestant +80 +71,046 42.3%
Conservative Congregational Christian Conference Evangelical Protestant +73 +15,340 43.1%
Conservative Baptist Association of America Evangelical Protestant +70 n.a. n.a.
Lutheran Church--Missouri Synod Evangelical Protestant +57 -82,663 -3.2%
Associate Reformed Presbyterian Church Evangelical Protestant +55 +2,409 6.3%
Wisconsin Evangelical Lutheran Synod Evangelical Protestant +49 -14,850 -3.5%
Church of the Nazarene Evangelical Protestant +42 +19,208 2.2%
Evangelical Presbyterian Church Evangelical Protestant +41 +34,743 76.4%
Mennonite Brethren Churches, U.S. Conference of Evangelical Protestant +37 +6,045 27.4%
Unitarian Universalist Association of Congregations Other Theology +34 -7,495 -3.9%
Association of Free Lutheran Congregations, The Evangelical Protestant +31 +4,782 17.5%
Brethren In Christ Church Evangelical Protestant +28 +5,743 29.1%
National Association of Congregational Christian Churches Mainline Protestant +27 -14,730 -14.9%
Church of God in Christ, Mennonite Evangelical Protestant +25 +2,802 22.4%
Christian Reformed Church in North America Evangelical Protestant +24 +22,775 10.1%
North American Baptist Conference Evangelical Protestant +23 +5,535 10.2%
Armenian Apostolic Church / Catholicossate of Cilicia Orthodox +16 -26,946 -36.8%
Orthodox Church in America: Romanian Orthodox Episcopate of America Orthodox +13 n.a. n.a.
Hutterian Brethren Evangelical Protestant +12 +1,263 11.4%
Beachy Amish Mennonite Churches Evangelical Protestant +11 +1,179 14.3%
Evangelical Mennonite Church Evangelical Protestant +8 +1,503 29.3%
American Carpatho-Russian Orthodox Greek Catholic Church Orthodox +6 +5,390 36.9%
Friends (Quakers) Mainline Protestant +6 -17,398 -13.3%
Apostolic Christian Church of America, Inc. Evangelical Protestant +5 +4,171 21.1%
National Association of Free Will Baptists Evangelical Protestant +5 -39,278 -13.4%
Moravian Church in America--Southern Province Mainline Protestant +4 -1,505 -7.1%
Greek Orthodox Archdiocese of America Orthodox +3 n.a. n.a.
Reformed Church in the United States Evangelical Protestant +3 +514 13.8%
Apostolic Christian Churches (Nazarean) Evangelical Protestant +2 +877 24.9%
Eastern Pennsylvania Mennonite Church Evangelical Protestant +2 +503 13.0%
Moravian Church in America--Alaska Province Mainline Protestant +2 -2,776 -52.0%
Pentecostal Church of God Evangelical Protestant +2 +10,849 11.9%
Wayne Trail Missionary Baptist Association Evangelical Protestant +2 +289 11.7%
Apostolic Catholic Assyrian Church of the East, North American Dioceses Orthodox +1 +472 1.4%
Church of God General Conference Evangelical Protestant +1 -445 -8.3%
Fellowship of Evangelical Bible Churches Evangelical Protestant +1 -278 -13.3%
Two-Seed-in-the-Spirit Predestinarian Baptists Evangelical Protestant +1 -22 -25.3%
Albanian Orthodox Diocese of America Orthodox 0 n.a. n.a.
Fundamental Methodist Conference, Inc. Evangelical Protestant 0 -28 -2.7%
Netherlands Reformed Congregations Evangelical Protestant 0 -727 -14.1%
Wesleyan Church, The Evangelical Protestant 0 +121,719 46.9%
General Six Principle Baptists Evangelical Protestant -1 -147 -85.5%
Midwest Congregational Christian Fellowship Evangelical Protestant -1 -175 -9.3%
Orthodox Church in America: Albanian Orthodox Archdiocese Orthodox -1 n.a. n.a.
New Hope Baptist Association Evangelical Protestant -2 -378 -12.0%
Old Order River Brethren Evangelical Protestant -2 +26 5.1%
Primitive Methodist Church in the USA Evangelical Protestant -2 -3,141 -39.6%
Duck River and Kindred Baptists Associations Evangelical Protestant -3 -673 -5.1%
Allegheny Wesleyan Methodist Connection Evangelical Protestant -5 -662 -26.2%
Brethren Church, The (Ashland, Ohio) Evangelical Protestant -5 -65 -0.4%
Enterprise Baptists Association Evangelical Protestant -5 -712 -11.9%
Moravian Church in America--Northern Province Mainline Protestant -5 -5,378 -17.2%
Syrian Orthodox Church of Antioch Orthodox -6 -16,155 -53.9%
Interstate & Foreign Landmark Missionary Baptists Association Evangelical Protestant -8 -2,166 -11.8%
Jasper Baptist and Pleasant Valley Baptist Associations Evangelical Protestant -9 -2,131 -23.1%
International Pentecostal Church of Christ Evangelical Protestant -11 +1,351 32.9%
Churches of God, General Conference Evangelical Protestant -16 +705 1.7%
Episcopal Church Mainline Protestant -19 -130,530 -5.3%
Missionary Church, The Evangelical Protestant -19 +9,580 24.0%
Reformed Church in America Mainline Protestant -21 -27,255 -7.5%
Cumberland Presbyterian Church Evangelical Protestant -31 -13,354 -14.7%
Church of the Brethren Evangelical Protestant -47 -15,307 -8.2%
Church of God (Anderson, Indiana) Evangelical Protestant -50 +5,733 2.5%
Baptist Missionary Association of America Evangelical Protestant -52 +5,270 1.8%
Orthodox Church in America: Territorial Dioceses Orthodox -56 n.a. n.a.
Churches of Christ Evangelical Protestant -70 -35,429 -2.1%
Free Methodist Church of North America Evangelical Protestant -88 +13,471 16.3%
Congregational Christian Churches, Additional (not part of any national CCC body) Mainline Protestant -128 -18,858 -51.4%
Evangelical Lutheran Church in America Mainline Protestant -173 -113,380 -2.2%
Independent, Charismatic Churches Evangelical Protestant -208 +140,914 17.7%
Church of God of Prophecy Evangelical Protestant -243 -755 -0.8%
American Baptist Churches in the USA Mainline Protestant -246 -106,269 -5.7%
Jewish Estimate Other Theology -248 +158,796 2.7%
Independent, Non-Charismatic Churches Evangelical Protestant -279 -90,404 -7.5%
Presbyterian Church (U.S.A.) Mainline Protestant -327 -411,769 -11.6%
United Church of Christ Mainline Protestant -397 -294,541 -14.8%
Mennonite Church USA Evangelical Protestant -433 -38,865 -19.9%
Catholic Church Catholic -650 +8,649,044 16.2%
Christian Church (Disciples of Christ) Mainline Protestant -696 -19,973 -1.9%
United Methodist Church, The Mainline Protestant -1,517 -740,403 -6.7%
  Totals: +4,861 +10,305,407 +8.1%

The population of the United States in 1990 was 248,709,766; in 2000 it was 281,421,839. The total population changed 13.2%. The adherent totals for 1990 (137,064,509) represent 55.1% of the 1990 population. The adherent totals for 2000 (141,364,420) include 50.2% of the 2000 population.There is sufficient data for 88 groups to calculate 1990-2000 change. These 88 groups had 126,721,485 adherents in 1990 and 137,026,892 adherents in 2000, for a change of 8.1%

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 1990 data were collected by the Association of Statisticians of American Religious Bodies (ASARB) and include statistics for 132 religious groups, including number of churches and adherents. Martin B. Bradley, Norman M. Green, Jr., Dale E. Jones, Mac Lynn, and Lou McNeil supervised the collection. These data originally appeared in Churches and Church Membership in the United States, 1990, published by the Glenmary Research Center.

[More information on these data sources]