County Membership Report
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Mercer County, Pennsylvania

Denominational Groups, 2000

9,045 29,066 899 28,960 534 51,789
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
Catholic Church Catholic 0 -4,339 -13.0%
Allegheny Wesleyan Methodist Connection Evangelical Protestant +8 +122 n.a.
Apostolic Christian Churches (Nazarene) Evangelical Protestant 0 +29 264.0%
Assemblies of God Evangelical Protestant +4 +1,110 n.a.
Beachy Amish Mennonite Churches Evangelical Protestant -1 -74 -76.0%
Christian and Missionary Alliance, The Evangelical Protestant 0 +229 33.0%
Christian Churches and Churches of Christ Evangelical Protestant -1 +122 30.0%
Church of God (Anderson, Indiana) Evangelical Protestant 0 -502 -48.0%
Church of God of Prophecy Evangelical Protestant +1 +50 n.a.
Church of the Nazarene Evangelical Protestant +1 +51 6.0%
Churches of Christ Evangelical Protestant 0 -69 -25.0%
Churches of God, General Conference Evangelical Protestant +1 +30 n.a.
Free Methodist Church of North America Evangelical Protestant -1 -172 -70.0%
International Pentecostal Holiness Church Evangelical Protestant -2 -67 -10.0%
Lutheran Church--Missouri Synod Evangelical Protestant 0 -139 -32.0%
Old Order Amish Church Evangelical Protestant +3 +25 8.0%
Orthodox Presbyterian Church, The Evangelical Protestant 0 +60 64.0%
Salvation Army, The Evangelical Protestant +1 +142 22.0%
Seventh-day Adventist Church Evangelical Protestant 0 -10 -17.0%
Southern Baptist Convention Evangelical Protestant -1 +75 27.0%
Wesleyan Church, The Evangelical Protestant +1 +750 n.a.
American Baptist Churches in the USA Mainline Protestant -1 -1,033 -42.0%
Christian Church (Disciples of Christ) Mainline Protestant 0 0 0.0%
Episcopal Church Mainline Protestant 0 -1,035 -52.0%
Evangelical Lutheran Church in America Mainline Protestant -1 -797 -21.0%
Presbyterian Church (U.S.A.) Mainline Protestant -1 -4,951 -32.0%
United Church of Christ Mainline Protestant -1 -1,196 -38.0%
United Methodist Church, The Mainline Protestant -3 -2,928 -22.0%
American Carpatho-Russian Orthodox Greek Catholic Church Orthodox +1 +207 n.a.
Greek Orthodox Archdiocese of America Orthodox +1 +120 n.a.
Orthodox Church in America: Romanian Orthodox Episcopate of America Orthodox +1 +95 n.a.
Ukrainian Orthodox Church of the USA Orthodox +1 +360 n.a.
Church of Jesus Christ of Latter-day Saints, The Other Theology +1 +207 n.a.
Jewish Estimate Other Theology 0 -223 -43.0%
  Totals: 12 -13,751 -17.0%

The population of this county (or equivalent) in 1980 was 128,299; in 2000 it was 120,293. The total population changed -0.6%. The adherent totals for 1980 (81,073) represent 63.2% of the 1980 population. The adherent totals for 2000 (68,504) include 56.9% of the 2000 population. The totals represent the change in groups that reported in both 1980 and 2000 only. There is sufficient data for 34 groups to calculate 1980-2000 change. These 34 groups had 80,974 adherents in 1980 and 67,223 adherents in 2000, for a change of -17.0%

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.

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