Washington-Baltimore, DC-MD-VA-WV CMSA

Denominational Groups, 2000

603,881	855,536	32,084	1,453,126	497,047	4,166,396
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
Allegheny Wesleyan Methodist Connection	Evangelical Protestant	+1	0	n.a.
American Baptist Association, The	Evangelical Protestant	+8	+2,733	218.0%
American Baptist Churches in the USA	Mainline Protestant	+71	+39,652	61.0%
American Carpatho-Russian Orthodox Greek Catholic Church	Orthodox	+3	+621	n.a.
Apostolic Christian Churches (Nazarean)	Evangelical Protestant	0	-11	-24.0%
Armenian Apostolic Church / Catholicossate of Cilicia	Orthodox	0	+474	105.0%
Assemblies of God	Evangelical Protestant	+48	+16,239	78.0%
Associate Reformed Presbyterian Church	Evangelical Protestant	+8	+996	n.a.
Association of Free Lutheran Congregations, The	Evangelical Protestant	+1	+38	n.a.
Baptist General Conference	Evangelical Protestant	+5	+6,387	8085.0%
Beachy Amish Mennonite Churches	Evangelical Protestant	-2	-59	-48.0%
Brethren Church, The (Ashland, Ohio)	Evangelical Protestant	+1	-234	-26.0%
Brethren In Christ Church	Evangelical Protestant	+3	+191	48.0%
Catholic Church	Catholic	+22	+500,102	52.0%
Christian and Missionary Alliance, The	Evangelical Protestant	+18	+2,417	138.0%
Christian Church (Disciples of Christ)	Mainline Protestant	-4	-601	-4.0%
Christian Churches and Churches of Christ	Evangelical Protestant	+2	+2,483	34.0%
Christian Reformed Church in North America	Evangelical Protestant	0	+151	32.0%
Church of God (Anderson, Indiana)	Evangelical Protestant	+8	-2,373	-39.0%
Church of God (Cleveland, Tennessee)	Evangelical Protestant	+26	+21,535	244.0%
Church of God General Conference	Evangelical Protestant	0	-68	-42.0%
Church of God of Prophecy	Evangelical Protestant	+28	+1,585	n.a.
Church of Jesus Christ of Latter-day Saints, The	Other Theology	+83	+26,069	114.0%
Church of the Brethren	Evangelical Protestant	-2	-1,988	-14.0%
Church of the Nazarene	Evangelical Protestant	+11	+1,452	19.0%
Churches of Christ	Evangelical Protestant	+22	+4,106	46.0%
Churches of God, General Conference	Evangelical Protestant	+17	+1,164	n.a.
Conservative Baptist Association of America	Evangelical Protestant	+4	+545	n.a.
Conservative Congregational Christian Conference	Evangelical Protestant	0	-14	-28.0%
Eastern Pennsylvania Mennonite Church	Evangelical Protestant	+1	+76	n.a.
Episcopal Church	Mainline Protestant	+4	-18,233	-12.0%
Evangelical Covenant Church, The	Evangelical Protestant	0	+24	13.0%
Evangelical Free Church of America, The	Evangelical Protestant	+8	+1,795	542.0%
Evangelical Lutheran Church in America	Mainline Protestant	+2	-12,886	-9.0%
Evangelical Presbyterian Church	Evangelical Protestant	+6	+4,317	n.a.
Free Methodist Church of North America	Evangelical Protestant	+2	-1,368	-59.0%
Friends (Quakers)	Mainline Protestant	+5	-239	-8.0%
Greek Orthodox Archdiocese of America	Orthodox	+11	+19,974	n.a.
Independent, Charismatic Churches	Evangelical Protestant	+16	+16,252	n.a.
Independent, Non-Charismatic Churches	Evangelical Protestant	+35	+38,295	n.a.
International Church of the Foursquare Gospel	Evangelical Protestant	+10	+1,853	461.0%
International Pentecostal Church of Christ	Evangelical Protestant	+7	+454	n.a.
International Pentecostal Holiness Church	Evangelical Protestant	+5	+1,450	120.0%
Jewish Estimate	Other Theology	+91	+241,873	700.0%
Lutheran Church--Missouri Synod	Evangelical Protestant	+5	-2,050	-6.0%
Missionary Church, The	Evangelical Protestant	0	+2	9.0%
Moravian Church in America--Northern Province	Mainline Protestant	+1	+242	28.0%
National Association of Free Will Baptists	Evangelical Protestant	+14	+1,436	n.a.
Orthodox Church in America: Romanian Orthodox Episcopate of America	Orthodox	+2	+400	n.a.
Orthodox Church in America: Territorial Dioceses	Orthodox	+7	+1,567	n.a.
Orthodox Presbyterian Church, The	Evangelical Protestant	+5	+1,015	127.0%
Pentecostal Church of God	Evangelical Protestant	+7	+367	n.a.
Presbyterian Church (U.S.A.)	Mainline Protestant	-105	-12,254	-14.0%
Presbyterian Church in America	Evangelical Protestant	+54	+15,228	262.0%
Salvation Army, The	Evangelical Protestant	+3	+1,186	20.0%
Seventh-day Adventist Church	Evangelical Protestant	+40	+18,924	81.0%
Southern Baptist Convention	Evangelical Protestant	+219	+41,375	18.0%
Syrian Orthodox Church of Antioch	Orthodox	+1	+280	n.a.
Unitarian Universalist Association of Congregations	Other Theology	+6	+2,918	42.0%
United Church of Christ	Mainline Protestant	-1	-5,130	-15.0%
United Methodist Church, The	Mainline Protestant	-35	-17,789	-5.0%
Universal Fellowship of Metropolitan Community Churches	Mainline Protestant	+4	+671	160.0%
Wesleyan Church, The	Evangelical Protestant	+34	+11,284	n.a.
Wisconsin Evangelical Lutheran Synod	Evangelical Protestant	+5	+959	155.0%
	Totals:	+851	+977,860	+42.9%

The population of these 33 counties (or equivalents) in 1980 was 5,790,490; in 2000 it was 7,608,070. The total population changed 13.1%. The adherent totals for 1980 (2,334,456) represent 40.3% of the 1980 population. The adherent totals for 2000 (3,441,674) include 45.2% of the 2000 population. The totals represent the change in groups that reported in both 1980 and 2000 only. There is sufficient data for 64 groups to calculate 1980-2000 change. These 64 groups had 2,281,293 adherents in 1980 and 3,259,153 adherents in 2000, for a change of 42.9%

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 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]