Orange County, California

Denominational Groups, 2000

228,801	104,299	10,629	779,647	151,215	1,571,698
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
Jewish Estimate	Other Theology	+17	+55,368	1195.0%
Christian and Missionary Alliance, The	Evangelical Protestant	+15	+2,071	401.0%
Evangelical Covenant Church, The	Evangelical Protestant	+2	+1,760	389.0%
Orthodox Presbyterian Church, The	Evangelical Protestant	+5	+376	319.0%
Christian Reformed Church in North America	Evangelical Protestant	+15	+2,361	303.0%
Church of God (Cleveland, Tennessee)	Evangelical Protestant	+3	+2,263	231.0%
Salvation Army, The	Evangelical Protestant	+3	+3,030	163.0%
Assemblies of God	Evangelical Protestant	+36	+12,850	154.0%
Catholic Church	Catholic	+10	+428,566	122.0%
Evangelical Free Church of America, The	Evangelical Protestant	+6	+4,850	114.0%
Conservative Baptist Association of America	Evangelical Protestant	+1	+1,904	65.0%
International Church of the Foursquare Gospel	Evangelical Protestant	+17	+1,299	53.0%
International Pentecostal Holiness Church	Evangelical Protestant	-2	+40	40.0%
Christian Churches and Churches of Christ	Evangelical Protestant	+5	+4,036	37.0%
Southern Baptist Convention	Evangelical Protestant	+40	+7,162	28.0%
Seventh-day Adventist Church	Evangelical Protestant	+3	+1,259	21.0%
Church of Jesus Christ of Latter-day Saints, The	Other Theology	+38	+7,476	18.0%
Unitarian Universalist Association of Congregations	Other Theology	-1	+70	11.0%
Church of the Nazarene	Evangelical Protestant	+3	+546	8.0%
North American Baptist Conference	Evangelical Protestant	+7	+94	4.0%
Reformed Church in America	Mainline Protestant	+1	+190	1.0%
Lutheran Church--Missouri Synod	Evangelical Protestant	+3	-128	-1.0%
Presbyterian Church (U.S.A.)	Mainline Protestant	+8	-551	-2.0%
Wisconsin Evangelical Lutheran Synod	Evangelical Protestant	0	-22	-3.0%
United Church of Christ	Mainline Protestant	+2	-100	-4.0%
Evangelical Lutheran Church in America	Mainline Protestant	-3	-2,725	-11.0%
Churches of Christ	Evangelical Protestant	+9	-688	-12.0%
Christian Church (Disciples of Christ)	Mainline Protestant	0	-1,025	-28.0%
Church of God (Anderson, Indiana)	Evangelical Protestant	+3	-329	-30.0%
Baptist General Conference	Evangelical Protestant	+2	-684	-33.0%
Friends (Quakers)	Mainline Protestant	+1	-849	-37.0%
Free Methodist Church of North America	Evangelical Protestant	-1	-630	-37.0%
United Methodist Church, The	Mainline Protestant	+3	-9,381	-37.0%
Universal Fellowship of Metropolitan Community Churches	Mainline Protestant	0	-64	-40.0%
American Baptist Churches in the USA	Mainline Protestant	-2	-4,155	-41.0%
Baptist Missionary Association of America	Evangelical Protestant	0	-142	-54.0%
Church of the Brethren	Evangelical Protestant	0	-81	-56.0%
American Baptist Association, The	Evangelical Protestant	-3	-446	-75.0%
National Association of Congregational Christian Churches	Mainline Protestant	-5	-1,370	-82.0%
National Association of Free Will Baptists	Evangelical Protestant	+2	+123	n.a.
Apostolic Catholic Assyrian Church of the East, North American Dioceses	Orthodox	+1	+392	n.a.
Wesleyan Church, The	Evangelical Protestant	+2	+345	n.a.
Presbyterian Church in America	Evangelical Protestant	+5	+3,678	n.a.
Greek Orthodox Archdiocese of America	Orthodox	+2	+2,253	n.a.
Orthodox Church in America: Romanian Orthodox Episcopate of America	Orthodox	+1	+1,200	n.a.
Episcopal Church	Mainline Protestant	+22	+12,652	n.a.
Independent, Non-Charismatic Churches	Evangelical Protestant	+12	+22,490	n.a.
Church of God of Prophecy	Evangelical Protestant	+5	+283	n.a.
Independent, Charismatic Churches	Evangelical Protestant	+13	+43,100	n.a.
Congregational Christian Churches, Additional (not part of any national CCC body)	Mainline Protestant	+1	+167	n.a.
Pentecostal Church of God	Evangelical Protestant	+3	+184	n.a.
	Totals:	+310	+601,068	+97.7%

The population of this county (or equivalent) in 1980 was 1,932,709; in 2000 it was 2,846,289. The total population changed 18.1%. The adherent totals for 1980 (618,881) represent 32.0% of the 1980 population. The adherent totals for 2000 (1,274,591) include 44.8% of the 2000 population. The totals represent the change in groups that reported in both 1980 and 2000 only. There is sufficient data for 51 groups to calculate 1980-2000 change. These 51 groups had 615,183 adherents in 1980 and 1,216,251 adherents in 2000, for a change of 97.7%

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]