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Allegheny County, Pennsylvania - County Membership Report (2020)

Exact definitions of "congregations" and "adherents" vary by religious body. Congregations may be parishes, churches, synagogues, mosques, temples, or another site where a religious body has regularly scheduled worship services. Adherents generally are members, children who are not members, and others who are not members but are considered participants in the congregation.

[More information on the data sources]

Religious Bodies Tradition Family Congregations Adherents Adherence Rate
Catholic Church Catholic Catholic Liturgical Family 176 458,516 366.64
Non-denominational Christian Churches Evangelical Protestant Other Groups Family 126 58,530 46.80
United Methodist Church Mainline Protestant Methodist Family 78 32,165 25.72
Presbyterian Church (U.S.A.) Mainline Protestant Presbyterian/Reformed Family 128 26,744 21.39
Hindu, Traditional Temples Hinduism Hinduism Family 4 19,000 15.19
Evangelical Lutheran Church in America Mainline Protestant Lutheran Family 60 18,976 15.17
American Baptist Churches in the U.S.A. Mainline Protestant Baptist Family 37 17,400 13.91
Assemblies of God, General Council of the Evangelical Protestant Pentecostal Family 44 15,821 12.65
Muslim Estimate Islam Islam Family 9 12,748 10.19
Hindu Yoga and Meditation Hinduism 12 8,358 6.68
Episcopal Church Mainline Protestant Anglican/Episcopal Family 22 7,853 6.28
Jehovah's Witnesses Jehovah's Witnesses Adventist Family 27 7,570 6.05
Reform Judaism Judaism Judaism Family 6 6,696 5.35
National Missionary Baptist Convention of America Black Protestant Baptist Family 5 5,700 4.56
National Baptist Convention, USA, Inc. Black Protestant Baptist Family 12 5,397 4.32
African Methodist Episcopal Church Black Protestant Methodist Family 19 5,000 4.00
Church of Jesus Christ of Latter-day Saints Latter-day Saints Latter-day Saints (Mormonism) Family 9 4,653 3.72
Christian and Missionary Alliance Evangelical Protestant Holiness Family 13 4,413 3.53
Orthodox Judaism Judaism Judaism Family 7 3,700 2.96
Greek Orthodox Archdiocese of America Orthodox Eastern Liturgical (Orthodox) Family 7 3,525 2.82
Church of God in Christ Black Protestant Pentecostal Family 14 3,366 2.69
Conservative Judaism Judaism Judaism Family 2 2,697 2.16
Lutheran Church-Missouri Synod (LCMS) Evangelical Protestant Lutheran Family 16 2,680 2.14
Christian Churches and Churches of Christ Evangelical Protestant Restorationists Family 14 2,372 1.90
African Methodist Episcopal Zion Church Black Protestant Methodist Family 12 2,046 1.64
Presbyterian Church in America Evangelical Protestant Presbyterian/Reformed Family 9 1,725 1.38
Buddhism, Mahayana Buddhism Buddhism Family 6 1,686 1.35
Serbian Orthodox Church in North and South America Orthodox Eastern Liturgical (Orthodox) Family 3 1,640 1.31
Southern Baptist Convention Evangelical Protestant Baptist Family 22 1,639 1.31
Salvation Army Evangelical Protestant Holiness Family 8 1,413 1.13
Orthodox Church in America, The Orthodox Eastern Liturgical (Orthodox) Family 8 1,248 1.00
Buddhism, Vajrayana Buddhism Buddhism Family 3 1,130 0.90
Unitarian Universalist Association Other Christians Liberal Family 4 1,114 0.89
Association of Free Lutheran Congregations Evangelical Protestant Lutheran Family 1 1,070 0.86
Seventh-day Adventist Church Evangelical Protestant Adventist Family 6 989 0.79
Church of the Nazarene Evangelical Protestant Holiness Family 7 943 0.75
United Church of Christ Mainline Protestant Congregationalists (United Church of Christ) Family 12 937 0.75
Churches of Christ Evangelical Protestant Restorationists Family 8 924 0.74
Full Gospel Baptist Church Fellowship International Black Protestant Baptist Family 4 720 0.58
Church of God (Anderson, Indiana) Evangelical Protestant Holiness Family 6 670 0.54
Reformed Presbyterian Church of North America (Covenanters) Evangelical Protestant Presbyterian/Reformed Family 4 624 0.50
Ukrainian Orthodox Church of the U.S.A. Orthodox Eastern Liturgical (Orthodox) Family 3 620 0.50
Antiochian Orthodox Christian Archdiocese of North America Orthodox Eastern Liturgical (Orthodox) Family 2 600 0.48
American Carpatho-Russian Orthodox Diocese of the USA Orthodox Eastern Liturgical (Orthodox) Family 5 594 0.47
Church of our Lord Jesus Christ of the Apostolic Faith, Inc. Black Protestant Pentecostal Family 3 540 0.43
Reconstructionist Judaism Judaism Judaism Family 1 462 0.37
Christian Church (Disciples of Christ) Mainline Protestant Restorationists Family 5 362 0.29
Open Bible Churches Evangelical Protestant Pentecostal Family 3 270 0.22
Full Gospel Christian Assemblies International Evangelical Protestant Pentecostal Family 2 260 0.21
Evangelical Covenant Church Evangelical Protestant Methodist Family 3 241 0.19
Baha'i Faith Other Other Groups Family 1 211 0.17
Church of God (Cleveland, Tennessee) Evangelical Protestant Pentecostal Family 6 207 0.17
Friends General Conference Mainline Protestant Friends/Brethren Family 1 197 0.16
Christian Methodist Episcopal Church Black Protestant Methodist Family 1 160 0.13
Wesleyan Church Evangelical Protestant Holiness Family 1 155 0.12
National Association of Congregational Christian Churches Mainline Protestant Congregationalists (United Church of Christ) Family 3 150 0.12
Church of the Brethren Evangelical Protestant Friends/Brethren Family 2 132 0.11
Russian Orthodox Church Outside of Russia, The Orthodox Eastern Liturgical (Orthodox) Family 1 125 0.10
Mennonite Church, USA Evangelical Protestant Mennonite/Amish Family 2 116 0.09
International Churches of Christ Evangelical Protestant Baptist Family 1 105 0.08
Wisconsin Evangelical Lutheran Synod Evangelical Protestant Lutheran Family 1 102 0.08
Progressive National Baptist Convention, Inc. Black Protestant Baptist Family 1 86 0.07
Association of Vineyard Churches Evangelical Protestant Pentecostal Family 1 36 0.03
Protestant Reformed Churches in America Evangelical Protestant Presbyterian/Reformed Family 1 35 0.03
Churches of God, General Conference Evangelical Protestant Presbyterian/Reformed Family 1 30 0.02
Fellowship of Evangelical Churches Evangelical Protestant Mennonite/Amish Family 1 27 0.02
Free Methodist Church – USA Evangelical Protestant Holiness Family 2 25 0.02
United Holy Church of America Black Protestant Pentecostal Family 1 18 0.01
Universal Fellowship of Metropolitan Community Churches Mainline Protestant Other Groups Family 1 16 0.01
Bruderhof Evangelical Protestant Communal Family 1 13 0.01
Independent Judaism Judaism 1 0 0.00
Christadelphians Other Christians Other Groups Family 1
Chabad Judaism Judaism 13
Higher Ground Always Abounding Assemblies Evangelical Protestant 1
The Local Churches Evangelical Protestant 1
Church of God and Saints of Christ Other Christians Judaism Family 1
ECO: A Covenant Order of Evangelical Presbyterians Evangelical Protestant Presbyterian/Reformed Family 1
Full Gospel Assemblies International Evangelical Protestant Pentecostal Family 4
Vedanta Society Other Other Groups Family 1
United Church of God Other Christians Adventist Family 1
Christian Congregation in North America Evangelical Protestant Pentecostal Family 1
Bible Methodist Connection of Churches Evangelical Protestant Holiness Family 2
Anglican Church in North America Evangelical Protestant Anglican/Episcopal Family 20
Associate Reformed Presbyterian Church (General Synod) Evangelical Protestant Presbyterian/Reformed Family 2
Converge Worldwide Evangelical Protestant Baptist Family 1
Bible Presbyterian Church (General Synod) Evangelical Protestant Presbyterian/Reformed Family 1
Church of Christ, Scientist Other Christians Christian Science Family 2
Unity Churches, Association of Other Christians Other Groups Family 1
Church of Jesus Christ (Bickertonite) Latter-day Saints Latter-day Saints (Mormonism) Family 4
Community of Christ Evangelical Protestant Latter-day Saints (Mormonism) Family 3
Conservative Baptist Association of America (CBAmerica) Evangelical Protestant Baptist Family 2
Evangelical Free Church of America Evangelical Protestant Methodist Family 2
Evangelical Presbyterian Church (1981) Evangelical Protestant Presbyterian/Reformed Family 11
General Church of the New Jerusalem Other Christians Spiritualist Family 1
Jain Other Other Groups Family 1
New Apostolic Church USA Other Christians Other Groups Family 1
North American Baptist Conference Evangelical Protestant Baptist Family 2
North American Lutheran Church Evangelical Protestant Lutheran Family 5
Orthodox Presbyterian Church Evangelical Protestant Presbyterian/Reformed Family 2
Polish National Catholic Church of America Catholic Catholic Liturgical Family 3
Christian Brethren (Plymouth Brethren) Evangelical Protestant Independent Fundamentalist Family 2
Primitive Methodist Church in the U.S.A. Evangelical Protestant Methodist Family 5
American Sikh Council Other Other Groups Family 1
Union of Messianic Jewish Congregations Other Christians Other Groups Family 1
United Pentecostal Church International Evangelical Protestant Pentecostal Family 3
           

Religious Traditions (1980 - 2020), Percent of Population


The population of this county was 1,250,578 in 2020. The adherent totals of the religious groups listed above (760,293) included 60.8% of the total population in 2020. The adherence rate is the number of adherents of a given group per 1,000 people in the general population.

Note that data collection methods for religious bodies change over time, affecting the comparability of statistics. For further information, see the U.S. Religion Census website at https://www.usreligioncensus.org/.

The 2020 data were collected by the Association of Statisticians of American Religious Bodies (ASARB) and include data for 372 religious bodies or groups. Of these, the ASARB was able to gather data on congregations and adherents for 217 and on congregations only for 155.

[More information on the data sources]

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