Metro Area Membership Report
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Chicago-Gary-Kenosha, IL-IN-WI CMSA

Denominational Groups, 2000

593,687 588,253 97,586 3,422,342 416,570 4,039,102
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.
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Reports


Religious Bodies Theology Congregations Adherents % Change
Albanian Orthodox Diocese of America Orthodox +1 +270 n.a.
American Baptist Association, The Evangelical Protestant +2 +41 27.0%
American Baptist Churches in the USA Mainline Protestant +5 -2,565 -6.0%
American Carpatho-Russian Orthodox Greek Catholic Church Orthodox +3 +623 n.a.
Apostolic Catholic Assyrian Church of the East, North American Dioceses Orthodox +4 +22,785 n.a.
Apostolic Christian Church of America, Inc. Evangelical Protestant +3 +655 n.a.
Apostolic Christian Churches (Nazarene) Evangelical Protestant 0 -22 -61.0%
Armenian Apostolic Church / Catholicossate of Cilicia Orthodox 0 +619 133.0%
Assemblies of God Evangelical Protestant +37 +21,493 100.0%
Association of Free Lutheran Congregations, The Evangelical Protestant +7 +2,409 1585.0%
Baptist General Conference Evangelical Protestant +8 +3,103 23.0%
Baptist Missionary Association of America Evangelical Protestant +1 +500 170.0%
Catholic Church Catholic -62 +248,822 8.0%
Christian and Missionary Alliance, The Evangelical Protestant +19 +2,617 96.0%
Christian Church (Disciples of Christ) Mainline Protestant -9 -4,204 -40.0%
Christian Churches and Churches of Christ Evangelical Protestant +12 +7,863 46.0%
Christian Reformed Church in North America Evangelical Protestant +6 +2,745 15.0%
Church of God (Anderson, Indiana) Evangelical Protestant -1 -6,349 -57.0%
Church of God (Cleveland, Tennessee) Evangelical Protestant -17 +3,010 46.0%
Church of God General Conference Evangelical Protestant +1 +32 n.a.
Church of God of Prophecy Evangelical Protestant +14 +735 n.a.
Church of Jesus Christ of Latter-day Saints, The Other Theology +33 +8,728 66.0%
Church of the Brethren Evangelical Protestant +3 -6 0.0%
Church of the Nazarene Evangelical Protestant +8 -1,328 -8.0%
Churches of Christ Evangelical Protestant +9 +2,016 20.0%
Conservative Baptist Association of America Evangelical Protestant -4 -2,757 -38.0%
Conservative Congregational Christian Conference Evangelical Protestant +3 +665 225.0%
Cumberland Presbyterian Church Evangelical Protestant +1 +46 657.0%
Enterprise Baptists Association Evangelical Protestant +1 +49 n.a.
Episcopal Church Mainline Protestant -5 -15,409 -27.0%
Evangelical Covenant Church, The Evangelical Protestant +10 +3,818 38.0%
Evangelical Free Church of America, The Evangelical Protestant +39 +14,002 189.0%
Evangelical Lutheran Church in America Mainline Protestant -16 -27,195 -14.0%
Evangelical Mennonite Church Evangelical Protestant +1 -24 -32.0%
Evangelical Presbyterian Church Evangelical Protestant +1 +382 n.a.
Free Methodist Church of North America Evangelical Protestant 0 -2,669 -69.0%
Friends (Quakers) Mainline Protestant +3 +276 41.0%
Greek Orthodox Archdiocese of America Orthodox +31 +38,748 n.a.
Independent, Charismatic Churches Evangelical Protestant +12 +6,925 n.a.
Independent, Non-Charismatic Churches Evangelical Protestant +29 +37,227 n.a.
International Church of the Foursquare Gospel Evangelical Protestant +10 +1,442 74.0%
International Pentecostal Holiness Church Evangelical Protestant +1 +57 44.0%
Jewish Estimate Other Theology +88 +221,585 506.0%
Lutheran Church--Missouri Synod Evangelical Protestant -2 -38,886 -20.0%
Mennonite Brethren Churches, U.S. Conference of Evangelical Protestant 0 -35 -71.0%
Missionary Church, The Evangelical Protestant 0 +1,543 177.0%
National Association of Congregational Christian Churches Mainline Protestant 0 -419 -13.0%
National Association of Free Will Baptists Evangelical Protestant +6 +659 n.a.
Netherlands Reformed Congregations Evangelical Protestant +1 +31 n.a.
North American Baptist Conference Evangelical Protestant 0 +323 13.0%
Orthodox Church in America: Romanian Orthodox Episcopate of America Orthodox +3 +3,100 n.a.
Orthodox Church in America: Territorial Dioceses Orthodox +13 +3,661 n.a.
Orthodox Presbyterian Church, The Evangelical Protestant +4 +400 109.0%
Pentecostal Church of God Evangelical Protestant +9 +636 n.a.
Presbyterian Church (U.S.A.) Mainline Protestant -13 -24,793 -25.0%
Presbyterian Church in America Evangelical Protestant +25 +3,520 989.0%
Primitive Methodist Church in the USA Evangelical Protestant 0 -43 -41.0%
Protestant Reformed Churches in America Evangelical Protestant +3 +341 78.0%
Reformed Church in America Mainline Protestant -1 -1,839 -13.0%
Salvation Army, The Evangelical Protestant +5 +7 0.0%
Seventh-day Adventist Church Evangelical Protestant +32 +7,444 48.0%
Southern Baptist Convention Evangelical Protestant +87 +34,517 59.0%
Syrian Orthodox Church of Antioch Orthodox -1 -575 -68.0%
Ukrainian Orthodox Church of the USA Orthodox +4 +1,688 496.0%
Unitarian Universalist Association of Congregations Other Theology -1 -1,983 -28.0%
United Church of Christ Mainline Protestant -13 -8,690 -8.0%
United Methodist Church, The Mainline Protestant -17 -48,615 -27.0%
Universal Fellowship of Metropolitan Community Churches Mainline Protestant +3 -502 -63.0%
Wesleyan Church, The Evangelical Protestant +12 +2,551 n.a.
Wisconsin Evangelical Lutheran Synod Evangelical Protestant -1 -2,071 -16.0%
  Totals: +450 +523,730 +11.9%

The population of these 13 counties (or equivalents) in 1980 was 8,114,876; in 2000 it was 9,157,540. The total population changed 11.1%. The adherent totals for 1980 (4,439,410) represent 54.7% of the 1980 population. The adherent totals for 2000 (5,118,438) include 55.9% of the 2000 population. The totals represent the change in groups that reported in both 1980 and 2000 only. There is sufficient data for 70 groups to calculate 1980-2000 change. These 70 groups had 4,404,822 adherents in 1980 and 4,928,552 adherents in 2000, for a change of 11.9%

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]