State Membership Report
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Ohio

Denominational Groups, 2000

1,132,162 1,458,104 48,991 2,231,832 230,480 6,251,571
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 -99 -18.3%
American Baptist Churches in the USA Mainline Protestant -14 -9,462 -7.4%
American Carpatho-Russian Orthodox Greek Catholic Church Orthodox 0 +489 89.6%
Apostolic Christian Church of America, Inc. Evangelical Protestant +1 +856 41.9%
Apostolic Christian Churches (Nazarene) Evangelical Protestant 0 +239 16.0%
Armenian Apostolic Church / Catholicossate of Cilicia Orthodox 0 -245 -70.0%
Assemblies of God Evangelical Protestant +35 -1,611 -2.3%
Baptist General Conference Evangelical Protestant -2 +497 14.2%
Baptist Missionary Association of America Evangelical Protestant 0 -1 -0.5%
Beachy Amish Mennonite Churches Evangelical Protestant +2 +352 23.5%
Brethren Church, The (Ashland, Ohio) Evangelical Protestant 0 +1,849 40.1%
Brethren In Christ Church Evangelical Protestant +1 -72 -7.4%
Catholic Church Catholic -57 +90,055 4.2%
Christian and Missionary Alliance, The Evangelical Protestant +10 +3,733 14.7%
Christian Church (Disciples of Christ) Mainline Protestant -22 +3,410 5.1%
Christian Churches and Churches of Christ Evangelical Protestant -3 +6,741 5.0%
Christian Reformed Church in North America Evangelical Protestant -2 -374 -26.4%
Church of God (Anderson, Indiana) Evangelical Protestant +2 +769 2.6%
Church of God (Cleveland, Tennessee) Evangelical Protestant +20 +18,435 50.4%
Church of God General Conference Evangelical Protestant -2 -98 -14.8%
Church of God in Christ, Mennonite Evangelical Protestant 0 +72 25.4%
Church of God of Prophecy Evangelical Protestant -12 -1,020 -35.9%
Church of Jesus Christ of Latter-day Saints, The Other Theology +22 +7,845 25.3%
Church of the Brethren Evangelical Protestant -6 -1,929 -9.3%
Church of the Nazarene Evangelical Protestant -9 -2,892 -3.2%
Churches of Christ Evangelical Protestant -4 -477 -1.0%
Churches of God, General Conference Evangelical Protestant -2 -31 -0.7%
Congregational Christian Churches, Additional (not part of any national CCC body) Mainline Protestant -2 -77 -51.7%
Conservative Baptist Association of America Evangelical Protestant 0 n.a. n.a.
Conservative Congregational Christian Conference Evangelical Protestant +10 +2,876 183.9%
Enterprise Baptists Association Evangelical Protestant -6 -341 -14.6%
Episcopal Church Mainline Protestant -3 -10,618 -15.3%
Evangelical Free Church of America, The Evangelical Protestant +10 +3,352 171.1%
Evangelical Lutheran Church in America Mainline Protestant -18 -18,272 -5.7%
Evangelical Mennonite Church Evangelical Protestant +2 +86 5.2%
Evangelical Presbyterian Church Evangelical Protestant 0 +438 57.3%
Free Methodist Church of North America Evangelical Protestant -2 +709 18.1%
Friends (Quakers) Mainline Protestant +3 -3,117 -23.2%
Greek Orthodox Archdiocese of America Orthodox -1 n.a. n.a.
Independent, Charismatic Churches Evangelical Protestant +1 +26 0.1%
Independent, Non-Charismatic Churches Evangelical Protestant -37 -19,652 -21.1%
International Church of the Foursquare Gospel Evangelical Protestant -1 +1,721 27.7%
International Pentecostal Church of Christ Evangelical Protestant -3 +781 53.8%
International Pentecostal Holiness Church Evangelical Protestant +8 +822 59.6%
Jewish Estimate Other Theology -24 +17,423 14.0%
Lutheran Church--Missouri Synod Evangelical Protestant +3 -3,360 -4.0%
Mennonite Church USA Evangelical Protestant -52 -5,907 -26.2%
Midwest Congregational Christian Fellowship Evangelical Protestant +1 +45 6.7%
Missionary Church, The Evangelical Protestant -2 +226 7.3%
Moravian Church in America--Northern Province Mainline Protestant 0 -342 -14.2%
National Association of Congregational Christian Churches Mainline Protestant -1 -688 -10.0%
National Association of Free Will Baptists Evangelical Protestant +17 -1,535 -10.8%
North American Baptist Conference Evangelical Protestant 0 +341 15.6%
Old Missionary Baptists Associations Evangelical Protestant +1 +15 8.9%
Old Order Amish Church Evangelical Protestant +86 -10,587 -30.1%
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 -6 n.a. n.a.
Pentecostal Church of God Evangelical Protestant +2 +1,295 40.9%
Presbyterian Church (U.S.A.) Mainline Protestant -18 -44,921 -21.8%
Presbyterian Church in America Evangelical Protestant +4 +1,402 88.7%
Primitive Methodist Church in the USA Evangelical Protestant 0 -110 -37.5%
Reformed Church in America Mainline Protestant -1 +170 8.1%
Reformed Church in the United States Evangelical Protestant 0 -37 -26.2%
Salvation Army, The Evangelical Protestant +14 +15,092 233.8%
Seventh-day Adventist Church Evangelical Protestant -8 -1,552 -6.3%
Southern Baptist Convention Evangelical Protestant +3 -992 -0.5%
Ukrainian Orthodox Church of the USA Orthodox +4 n.a. n.a.
Unitarian Universalist Association of Congregations Other Theology -2 -415 -6.4%
United Church of Christ Mainline Protestant -59 -38,169 -19.5%
United Methodist Church, The Mainline Protestant -87 -90,023 -13.7%
Wayne Trail Missionary Baptist Association Evangelical Protestant 0 -82 -3.3%
Wesleyan Church, The Evangelical Protestant -28 +5,958 44.0%
Wisconsin Evangelical Lutheran Synod Evangelical Protestant -3 -177 -3.8%
  Totals: -238 -81,165 -1.6%

The population of these 88 counties (or equivalents) in 1990 was 10,847,115; in 2000 it was 11,353,140. The total population changed 4.7%. The adherent totals for 1990 (5,437,630) represent 50.1% of the 1990 population. The adherent totals for 2000 (5,101,569) include 44.9% of the 2000 population. There is sufficient data for 68 groups to calculate 1990-2000 change. These 68 groups had 4,994,954 adherents in 1990 and 4,913,789 adherents in 2000, for a change of -1.6%

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]