County Membership Report
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Santa Clara County, California

Denominational Groups, 2000

90,851 51,498 6,589 483,079 95,735 954,833
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
Catholic Church Catholic +2 +280,121 138.0%
Jewish Estimate Other Theology +12 +51,553 2107.0%
Independent, Charismatic Churches Evangelical Protestant +5 +13,200 n.a.
Independent, Non-Charismatic Churches Evangelical Protestant +6 +6,320 n.a.
International Pentecostal Holiness Church Evangelical Protestant +7 +2,688 4716.0%
Christian and Missionary Alliance, The Evangelical Protestant +8 +2,177 420.0%
Greek Orthodox Archdiocese of America Orthodox +2 +1,860 n.a.
Southern Baptist Convention Evangelical Protestant +26 +1,253 8.0%
Christian Churches and Churches of Christ Evangelical Protestant +2 +1,244 62.0%
Reformed Church in America Mainline Protestant 0 +1,022 312.0%
Pentecostal Church of God Evangelical Protestant +7 +678 n.a.
Mennonite Brethren Churches, U.S. Conference of Evangelical Protestant +3 +555 69.0%
International Church of the Foursquare Gospel Evangelical Protestant +7 +452 40.0%
Orthodox Church in America: Territorial Dioceses Orthodox +1 +401 n.a.
Presbyterian Church in America Evangelical Protestant +8 +336 1976.0%
Unitarian Universalist Association of Congregations Other Theology 0 +281 31.0%
Evangelical Free Church of America, The Evangelical Protestant 0 +256 57.0%
Christian Reformed Church in North America Evangelical Protestant +3 +191 37.0%
Wisconsin Evangelical Lutheran Synod Evangelical Protestant 0 +185 19.0%
Orthodox Church in America: Romanian Orthodox Episcopate of America Orthodox +1 +170 n.a.
Syrian Orthodox Church of Antioch Orthodox +1 +150 n.a.
Church of God (Cleveland, Tennessee) Evangelical Protestant 0 +128 36.0%
Church of God of Prophecy Evangelical Protestant +2 +104 n.a.
Orthodox Presbyterian Church, The Evangelical Protestant 0 +102 55.0%
Salvation Army, The Evangelical Protestant +2 +66 7.0%
Cumberland Presbyterian Church Evangelical Protestant +2 +65 n.a.
National Association of Free Will Baptists Evangelical Protestant +1 +60 n.a.
Baptist General Conference Evangelical Protestant 0 +2 0.0%
Church of the Nazarene Evangelical Protestant +1 -32 -2.0%
Seventh-day Adventist Church Evangelical Protestant +3 -43 -1.0%
Universal Fellowship of Metropolitan Community Churches Mainline Protestant 0 -120 -60.0%
National Association of Congregational Christian Churches Mainline Protestant 0 -157 -84.0%
Free Methodist Church of North America Evangelical Protestant 0 -163 -59.0%
Christian Church (Disciples of Christ) Mainline Protestant 0 -176 -18.0%
Friends (Quakers) Mainline Protestant -1 -183 -82.0%
North American Baptist Conference Evangelical Protestant 0 -183 -75.0%
Evangelical Covenant Church, The Evangelical Protestant +2 -200 -24.0%
American Baptist Association, The Evangelical Protestant -2 -381 -57.0%
Assemblies of God Evangelical Protestant +15 -606 -5.0%
Churches of Christ Evangelical Protestant -2 -664 -22.0%
Church of God (Anderson, Indiana) Evangelical Protestant -1 -713 -77.0%
Episcopal Church Mainline Protestant +3 -1,562 -13.0%
American Baptist Churches in the USA Mainline Protestant 0 -1,901 -50.0%
United Church of Christ Mainline Protestant 0 -2,136 -41.0%
United Methodist Church, The Mainline Protestant -1 -2,232 -13.0%
Lutheran Church--Missouri Synod Evangelical Protestant 0 -2,310 -32.0%
Presbyterian Church (U.S.A.) Mainline Protestant +1 -2,494 -21.0%
Conservative Baptist Association of America Evangelical Protestant +8 -2,818 -35.0%
Evangelical Lutheran Church in America Mainline Protestant +2 -3,919 -28.0%
Church of Jesus Christ of Latter-day Saints, The Other Theology +6 -4,754 -19.0%
  Totals: +142 +337,873 +93.1%

The population of this county (or equivalent) in 1980 was 1,295,071; in 2000 it was 1,682,585. The total population changed 12.4%. The adherent totals for 1980 (363,672) represent 28.1% of the 1980 population. The adherent totals for 2000 (727,752) include 43.3% of the 2000 population. The totals represent the change in groups that reported in both 1980 and 2000 only. There is sufficient data for 50 groups to calculate 1980-2000 change. These 50 groups had 362,886 adherents in 1980 and 700,759 adherents in 2000, for a change of 93.1%

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 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]