County Membership Report
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New Haven County, Connecticut

Denominational Groups, 2000

16,021 60,697 3,465 319,399 43,265 381,161
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 -3 -2,230 -20.7%
Apostolic Christian Churches (Nazarene) Evangelical Protestant 0 +13 59.1%
Assemblies of God Evangelical Protestant +3 +389 12.6%
Baptist General Conference Evangelical Protestant 0 +39 7.3%
Catholic Church Catholic -3 -48,914 -13.3%
Christian and Missionary Alliance, The Evangelical Protestant +2 -95 -15.2%
Christian Churches and Churches of Christ Evangelical Protestant 0 +14 7.7%
Church of God (Anderson, Indiana) Evangelical Protestant 0 -140 -58.3%
Church of God (Cleveland, Tennessee) Evangelical Protestant +4 +551 124.1%
Church of God of Prophecy Evangelical Protestant 0 +164 159.2%
Church of Jesus Christ of Latter-day Saints, The Other Theology +1 +147 8.4%
Church of the Nazarene Evangelical Protestant +2 -7 -7.0%
Churches of Christ Evangelical Protestant 0 +102 13.5%
Conservative Baptist Association of America Evangelical Protestant 0 n.a. n.a.
Episcopal Church Mainline Protestant -2 -1,836 -12.2%
Evangelical Free Church of America, The Evangelical Protestant +1 +185 28.9%
Evangelical Lutheran Church in America Mainline Protestant 0 -1,384 -22.7%
Friends (Quakers) Mainline Protestant 0 -43 -44.8%
Greek Orthodox Archdiocese of America Orthodox -1 n.a. n.a.
Independent, Charismatic Churches Evangelical Protestant -5 -1,400 -43.8%
Independent, Non-Charismatic Churches Evangelical Protestant -2 -1,200 -80.0%
International Church of the Foursquare Gospel Evangelical Protestant 0 +69 127.8%
Jewish Estimate Other Theology -6 -5,350 -15.6%
Lutheran Church--Missouri Synod Evangelical Protestant 0 -106 -4.4%
Mennonite Church USA Evangelical Protestant 0 +19 23.8%
National Association of Congregational Christian Churches Mainline Protestant 0 +62 26.8%
North American Baptist Conference Evangelical Protestant 0 -25 -67.6%
Orthodox Church in America: Territorial Dioceses Orthodox 0 n.a. n.a.
Presbyterian Church (U.S.A.) Mainline Protestant 0 +97 14.2%
Salvation Army, The Evangelical Protestant +1 +621 205.0%
Seventh-day Adventist Church Evangelical Protestant 0 +120 10.6%
Southern Baptist Convention Evangelical Protestant +3 -226 -43.7%
Unitarian Universalist Association of Congregations Other Theology 0 -47 -5.9%
United Church of Christ Mainline Protestant -3 -2,792 -10.7%
United Methodist Church, The Mainline Protestant +1 -165 -1.7%
  Totals: -7 -63,368 -12.9%

The population of this county (or equivalent) in 1990 was 804,219; in 2000 it was 824,008. The total population changed 2.5%. The adherent totals for 1990 (518,416) represent 64.5% of the 1990 population. The adherent totals for 2000 (442,847) include 53.7% of the 2000 population. The totals represent the change in groups that reported in both 1990 and 2000 only. There is sufficient data for 32 groups to calculate 1990-2000 change. These 32 groups had 489,975 adherents in 1990 and 426,607 adherents in 2000, for a change of -12.9%

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 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]


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