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