Suffolk County, New York

Denominational Groups, 2000

32,240	77,831	4,814	734,174	115,662	454,648
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	Adherence Rate^†
Catholic Church	Catholic	70	687,756	520.3
United Methodist Church, The	Mainline Protestant	49	25,016	18.9
Episcopal Church	Mainline Protestant	41	19,519	14.8
Jewish Estimate	Other Theology	36	106,200	80.3
Presbyterian Church (U.S.A.)	Mainline Protestant	36	12,695	9.6
Evangelical Lutheran Church in America	Mainline Protestant	27	24,278	18.4
Assemblies of God	Evangelical Protestant	23	3,195	2.4
Lutheran Church--Missouri Synod	Evangelical Protestant	15	13,547	10.3
Church of God (Cleveland, Tennessee)	Evangelical Protestant	14	2,430	1.8
United Church of Christ	Mainline Protestant	14	4,284	3.2
African Methodist Episcopal Zion Church	Evangelical Protestant	11	7,513	5.7
American Baptist Churches in the USA	Mainline Protestant	9	2,706	2.1
Southern Baptist Convention	Evangelical Protestant	9	1,156	0.9
Conservative Baptist Association of America	Evangelical Protestant	8	n.a.	n.a.
Churches of Christ	Evangelical Protestant	8	989	0.8
Church of Christ, Scientist	Other Theology	8	n.a.	n.a.
Seventh-day Adventist Church	Evangelical Protestant	8	1,091	0.8
Christian Churches and Churches of Christ	Evangelical Protestant	7	700	0.5
Unitarian Universalist Association of Congregations	Other Theology	7	1,073	0.8
Greek Orthodox Archdiocese of America	Orthodox	5	n.a.	n.a.
Friends (Quakers)	Mainline Protestant	5	142	0.1
Church of the Nazarene	Evangelical Protestant	5	599	0.5
Church of Jesus Christ of Latter-day Saints, The	Other Theology	4	1,234	0.9
Independent, Charismatic Churches	Evangelical Protestant	4	4,050	3.1
Christian Brethren	Evangelical Protestant	4	275	0.2
Reformed Church in America	Mainline Protestant	3	1,752	1.3
Evangelical Free Church of America, The	Evangelical Protestant	3	335	0.3
Christian Reformed Church in North America	Evangelical Protestant	2	279	0.2
Orthodox Church in America: Territorial Dioceses	Orthodox	2	n.a.	n.a.
Church of the Lutheran Brethren of America	Evangelical Protestant	2	219	0.2
Wesleyan Church, The	Evangelical Protestant	1	97	0.1
Christian and Missionary Alliance, The	Evangelical Protestant	1	305	0.2
Church of God of Prophecy	Evangelical Protestant	1	67	0.1
Church of God (Anderson, Indiana)	Evangelical Protestant	1	0	0.0
Wisconsin Evangelical Lutheran Synod	Evangelical Protestant	1	68	0.1
Congregational Christian Churches, Additional (not part of any national CCC body)	Mainline Protestant	1	633	0.5
North American Baptist Conference	Evangelical Protestant	1	49	0.0
Salvation Army, The	Evangelical Protestant	1	49	0.0
Black Baptists Estimate	Evangelical Protestant	n.a.	16,826	12.7
	*Totals (Unadjusted)^:**	447	941,127

The population of this county (or equivalent) in 1990 was 1,321,864. The adherent totals of the religious groups listed above (941,127) include 71.2% of the total population in 1990.

Source

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 the data collection]

^†The adherence rate provides the number of adherents of a particular group per 1,000 population. For example, in 2000 the Episcopal Church had an adherence rate of approximately 8 (8.1) in Autauga County, Alabama. This means that 8 out of every 1,000 people in Autauga county are Episcopalian.