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California

Denominational Groups, 2000

2,450,003 1,118,209 142,752 10,079,310 1,823,359 18,258,015
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.
[More information on the data sources]

Reports


Religious Bodies Theology Congregations Adherents % Change
Allegheny Wesleyan Methodist Connection Evangelical Protestant +1 +28 n.a.
American Baptist Association, The Evangelical Protestant +5 -2,362 -17.0%
American Baptist Churches in the USA Mainline Protestant +64 -23,662 -12.0%
Apostolic Catholic Assyrian Church of the East, North American Dioceses Orthodox +8 +7,884 n.a.
Apostolic Christian Church of America, Inc. Evangelical Protestant +2 +132 n.a.
Apostolic Christian Churches (Nazarene) Evangelical Protestant +3 +285 102.0%
Assemblies of God Evangelical Protestant +361 +121,147 64.0%
Association of Free Lutheran Congregations, The Evangelical Protestant +5 +560 n.a.
Baptist General Conference Evangelical Protestant +58 +29,668 74.0%
Baptist Missionary Association of America Evangelical Protestant -3 -1,036 -38.0%
Brethren Church, The (Ashland, Ohio) Evangelical Protestant +1 -189 -61.0%
Brethren In Christ Church Evangelical Protestant +7 +899 96.0%
Catholic Church Catholic +65 +5,320,060 112.0%
Christian and Missionary Alliance, The Evangelical Protestant +114 +29,077 194.0%
Christian Church (Disciples of Christ) Mainline Protestant -24 -15,266 -30.0%
Christian Churches and Churches of Christ Evangelical Protestant +6 +31,875 61.0%
Christian Reformed Church in North America Evangelical Protestant +62 +8,262 55.0%
Church of God (Anderson, Indiana) Evangelical Protestant +24 -16,681 -48.0%
Church of God (Cleveland, Tennessee) Evangelical Protestant +35 +11,852 101.0%
Church of God General Conference Evangelical Protestant 0 -32 -32.0%
Church of God in Christ, Mennonite Evangelical Protestant 0 +390 57.0%
Church of God of Prophecy Evangelical Protestant +124 +6,672 n.a.
Church of Jesus Christ of Latter-day Saints, The Other Theology +432 +124,134 31.0%
Church of the Brethren Evangelical Protestant -3 -2,507 -39.0%
Church of the Nazarene Evangelical Protestant +39 +7,451 9.0%
Churches of Christ Evangelical Protestant +31 -5,023 -6.0%
Churches of God, General Conference Evangelical Protestant +8 +555 n.a.
Congregational Christian Churches, Additional (not part of any national CCC body) Mainline Protestant +1 +167 n.a.
Conservative Baptist Association of America Evangelical Protestant +56 +3,885 8.0%
Conservative Congregational Christian Conference Evangelical Protestant +3 +2,081 32.0%
Cumberland Presbyterian Church Evangelical Protestant +2 +126 12.0%
Episcopal Church Mainline Protestant +23 -15,435 -8.0%
Evangelical Covenant Church, The Evangelical Protestant +32 +19,471 134.0%
Evangelical Free Church of America, The Evangelical Protestant +88 +40,273 289.0%
Evangelical Lutheran Church in America Mainline Protestant 0 -34,721 -17.0%
Evangelical Presbyterian Church Evangelical Protestant +7 +1,557 n.a.
Free Methodist Church of North America Evangelical Protestant +19 -6,062 -34.0%
Friends (Quakers) Mainline Protestant +11 -821 -8.0%
Greek Orthodox Archdiocese of America Orthodox +41 +35,010 n.a.
Independent, Charismatic Churches Evangelical Protestant +68 +195,425 n.a.
Independent, Non-Charismatic Churches Evangelical Protestant +112 +134,355 n.a.
International Church of the Foursquare Gospel Evangelical Protestant +305 +37,906 48.0%
International Pentecostal Holiness Church Evangelical Protestant +63 +10,021 402.0%
Jewish Estimate Other Theology +295 +917,461 1199.0%
Lutheran Church--Missouri Synod Evangelical Protestant +25 -17,956 -12.0%
Mennonite Brethren Churches, U.S. Conference of Evangelical Protestant +34 +6,350 119.0%
Missionary Church, The Evangelical Protestant +2 +6,060 186.0%
Moravian Church in America--Northern Province Mainline Protestant -2 -567 -62.0%
National Association of Congregational Christian Churches Mainline Protestant 0 -7,624 -46.0%
National Association of Free Will Baptists Evangelical Protestant +62 +3,891 n.a.
Netherlands Reformed Congregations Evangelical Protestant +1 +15 n.a.
North American Baptist Conference Evangelical Protestant +32 +9,462 129.0%
Orthodox Church in America: Romanian Orthodox Episcopate of America Orthodox +7 +2,813 n.a.
Orthodox Church in America: Territorial Dioceses Orthodox +25 +6,075 n.a.
Orthodox Presbyterian Church, The Evangelical Protestant +18 +1,555 71.0%
Pentecostal Church of God Evangelical Protestant +246 +25,574 n.a.
Presbyterian Church (U.S.A.) Mainline Protestant +58 -31,361 -12.0%
Presbyterian Church in America Evangelical Protestant +61 +8,850 801.0%
Protestant Reformed Churches in America Evangelical Protestant 0 +97 66.0%
Reformed Church in America Mainline Protestant +8 +5,580 18.0%
Reformed Church in the United States Evangelical Protestant +10 +931 n.a.
Salvation Army, The Evangelical Protestant +69 +28,225 134.0%
Seventh-day Adventist Church Evangelical Protestant +87 +38,497 26.0%
Southern Baptist Convention Evangelical Protestant +455 +78,668 20.0%
Syrian Orthodox Church of Antioch Orthodox +5 +1,475 24.0%
Unitarian Universalist Association of Congregations Other Theology +1 +1,598 12.0%
United Church of Christ Mainline Protestant +1 -17,486 -26.0%
United Methodist Church, The Mainline Protestant -4 -61,876 -21.0%
Universal Fellowship of Metropolitan Community Churches Mainline Protestant +4 -3,901 -58.0%
Wesleyan Church, The Evangelical Protestant +67 +23,858 n.a.
Wisconsin Evangelical Lutheran Synod Evangelical Protestant +5 +1,854 26.0%
  Totals: +3,828 +7,085,529 +87.9%

The population of these 58 counties (or equivalents) in 1980 was 23,667,902; in 2000 it was 33,871,648. The total population changed 13.8%. The adherent totals for 1980 (8,091,781) represent 34.2% of the 1980 population. The adherent totals for 2000 (15,613,633) include 46.1% of the 2000 population. There is sufficient data for 71 groups to calculate 1980-2000 change. These 71 groups had 8,057,625 adherents in 1980 and 15,143,154 adherents in 2000, for a change of 87.9%

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]


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