State Membership Report
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Connecticut

Denominational Groups, 2000

81,958 342,928 21,115 1,372,562 152,539 1,434,463
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
American Baptist Churches in the USA Mainline Protestant -11 -2,983 -6.2%
American Carpatho-Russian Orthodox Greek Catholic Church Orthodox 0 +580 43.5%
Apostolic Catholic Assyrian Church of the East, North American Dioceses Orthodox 0 +28 5.7%
Apostolic Christian Church of America, Inc. Evangelical Protestant 0 -20 -3.4%
Apostolic Christian Churches (Nazarene) Evangelical Protestant 0 +13 59.1%
Armenian Apostolic Church / Catholicossate of Cilicia Orthodox 0 -1,180 -73.8%
Assemblies of God Evangelical Protestant +8 +572 4.1%
Baptist General Conference Evangelical Protestant 0 +1,259 52.2%
Catholic Church Catholic -5 -2,185 -0.2%
Christian and Missionary Alliance, The Evangelical Protestant +7 +410 30.1%
Christian Church (Disciples of Christ) Mainline Protestant -1 -88 -12.9%
Christian Churches and Churches of Christ Evangelical Protestant -1 -102 -19.2%
Christian Reformed Church in North America Evangelical Protestant +1 +313 119.0%
Church of God (Anderson, Indiana) Evangelical Protestant 0 -130 -41.9%
Church of God (Cleveland, Tennessee) Evangelical Protestant +15 +3,260 91.3%
Church of God of Prophecy Evangelical Protestant -3 +336 98.2%
Church of Jesus Christ of Latter-day Saints, The Other Theology +10 +1,518 18.8%
Church of the Nazarene Evangelical Protestant +1 -489 -19.9%
Churches of Christ Evangelical Protestant -6 -28 -1.1%
Congregational Christian Churches, Additional (not part of any national CCC body) Mainline Protestant -6 -2,633 -62.1%
Conservative Baptist Association of America Evangelical Protestant 0 n.a. n.a.
Conservative Congregational Christian Conference Evangelical Protestant +2 +419 149.6%
Episcopal Church Mainline Protestant 0 -5,254 -6.7%
Evangelical Free Church of America, The Evangelical Protestant 0 +834 33.1%
Evangelical Lutheran Church in America Mainline Protestant -2 -3,577 -10.1%
Free Methodist Church of North America Evangelical Protestant +1 +309 155.3%
Friends (Quakers) Mainline Protestant 0 -233 -29.5%
Greek Orthodox Archdiocese of America Orthodox -2 n.a. n.a.
Independent, Charismatic Churches Evangelical Protestant -15 -8,015 -81.7%
Independent, Non-Charismatic Churches Evangelical Protestant -2 +200 5.6%
International Church of the Foursquare Gospel Evangelical Protestant 0 +187 123.0%
Jewish Estimate Other Theology -19 -7,180 -6.2%
Lutheran Church--Missouri Synod Evangelical Protestant +1 -1,889 -12.4%
Mennonite Church USA Evangelical Protestant 0 +36 18.5%
National Association of Congregational Christian Churches Mainline Protestant +4 -121 -2.7%
North American Baptist Conference Evangelical Protestant 0 -25 -67.6%
Orthodox Church in America: Albanian Orthodox Archdiocese Orthodox 0 n.a. n.a.
Orthodox Church in America: Romanian Orthodox Episcopate of America Orthodox 0 n.a. n.a.
Orthodox Church in America: Territorial Dioceses Orthodox +3 n.a. n.a.
Pentecostal Church of God Evangelical Protestant 0 -5 -5.9%
Presbyterian Church (U.S.A.) Mainline Protestant 0 -1,239 -12.2%
Presbyterian Church in America Evangelical Protestant +3 +268 141.1%
Salvation Army, The Evangelical Protestant +5 +2,429 166.3%
Seventh-day Adventist Church Evangelical Protestant +8 +1,097 22.7%
Southern Baptist Convention Evangelical Protestant +4 -3,244 -36.3%
Ukrainian Orthodox Church of the USA Orthodox +4 n.a. n.a.
Unitarian Universalist Association of Congregations Other Theology -1 -145 -3.5%
United Church of Christ Mainline Protestant -7 -10,461 -7.7%
United Methodist Church, The Mainline Protestant -1 -5,189 -9.2%
Wesleyan Church, The Evangelical Protestant +1 +255 154.5%
Wisconsin Evangelical Lutheran Synod Evangelical Protestant 0 +38 15.6%
  Totals: -4 -42,054 -2.1%

The population of these 8 counties (or equivalents) in 1990 was 3,287,116; in 2000 it was 3,405,565. The total population changed 3.6%. The adherent totals for 1990 (2,047,646) represent 62.3% of the 1990 population. The adherent totals for 2000 (1,971,102) include 57.9% of the 2000 population. There is sufficient data for 45 groups to calculate 1990-2000 change. These 45 groups had 1,956,625 adherents in 1990 and 1,914,571 adherents in 2000, for a change of -2.1%

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]