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Milwaukee County, Wisconsin - 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 80 193,305 205.76
Non-denominational Christian Churches Evangelical Protestant Other Groups Family 123 71,100 75.68
Muslim Estimate Islam Islam Family 10 39,868 42.44
Wisconsin Evangelical Lutheran Synod Evangelical Protestant Lutheran Family 43 21,708 23.11
Evangelical Lutheran Church in America Mainline Protestant Lutheran Family 45 18,125 19.29
Church of God in Christ Black Protestant Pentecostal Family 36 17,634 18.77
National Missionary Baptist Convention of America Black Protestant Baptist Family 50 17,350 18.47
Lutheran Church-Missouri Synod (LCMS) Evangelical Protestant Lutheran Family 40 16,837 17.92
Assemblies of God, General Council of the Evangelical Protestant Pentecostal Family 17 13,112 13.96
American Baptist Churches in the U.S.A. Mainline Protestant Baptist Family 28 10,008 10.65
National Baptist Convention, USA, Inc. Black Protestant Baptist Family 16 9,676 10.30
Southern Baptist Convention Evangelical Protestant Baptist Family 38 7,696 8.19
Jehovah's Witnesses Jehovah's Witnesses Adventist Family 24 6,526 6.95
Reform Judaism Judaism Judaism Family 3 4,563 4.86
Serbian Orthodox Church in North and South America Orthodox Eastern Liturgical (Orthodox) Family 2 4,150 4.42
Seventh-day Adventist Church Evangelical Protestant Adventist Family 10 3,266 3.48
United Methodist Church Mainline Protestant Methodist Family 25 2,922 3.11
Christian Methodist Episcopal Church Black Protestant Methodist Family 8 2,840 3.02
Church of Jesus Christ of Latter-day Saints Latter-day Saints Latter-day Saints (Mormonism) Family 6 2,778 2.96
Episcopal Church Mainline Protestant Anglican/Episcopal Family 10 2,420 2.58
Presbyterian Church (U.S.A.) Mainline Protestant Presbyterian/Reformed Family 12 2,239 2.38
United Church of Christ Mainline Protestant Congregationalists (United Church of Christ) Family 9 2,140 2.28
Buddhism, Vajrayana Buddhism Buddhism Family 3 2,010 2.14
African Methodist Episcopal Church Black Protestant Methodist Family 6 1,962 2.09
Buddhism, Mahayana Buddhism Buddhism Family 4 1,814 1.93
Christian and Missionary Alliance Evangelical Protestant Holiness Family 6 1,718 1.83
Churches of Christ Evangelical Protestant Restorationists Family 9 1,382 1.47
National Association of Congregational Christian Churches Mainline Protestant Congregationalists (United Church of Christ) Family 3 1,338 1.42
Greek Orthodox Archdiocese of America Orthodox Eastern Liturgical (Orthodox) Family 2 1,300 1.38
Orthodox Judaism Judaism Judaism Family 4 1,230 1.31
Conservative Judaism Judaism Judaism Family 1 1,053 1.12
Russian Orthodox Church Outside of Russia, The Orthodox Eastern Liturgical (Orthodox) Family 1 800 0.85
Full Gospel Baptist Church Fellowship International Black Protestant Baptist Family 4 720 0.77
Unitarian Universalist Association Other Christians Liberal Family 2 673 0.72
Church of God (Anderson, Indiana) Evangelical Protestant Holiness Family 5 626 0.67
Hindu Yoga and Meditation Hinduism 5 616 0.66
National Baptist Convention of America International, Inc. Black Protestant Baptist Family 1 600 0.64
Progressive National Baptist Convention, Inc. Black Protestant Baptist Family 1 600 0.64
Baha'i Faith Other Other Groups Family 2 434 0.46
Salvation Army Evangelical Protestant Holiness Family 4 405 0.43
Church of our Lord Jesus Christ of the Apostolic Faith, Inc. Black Protestant Pentecostal Family 2 360 0.38
Wesleyan Church Evangelical Protestant Holiness Family 2 327 0.35
Buddhism, Theravada Buddhism Buddhism Family 1 303 0.32
Armenian Apostolic Church (Catholicosate of Etchmiadzin) Orthodox Eastern Liturgical (Orthodox) Family 2 300 0.32
International Churches of Christ Evangelical Protestant Baptist Family 1 281 0.30
Ethiopian Orthodox Church Orthodox Eastern Liturgical (Orthodox) Family 1 200 0.21
Reconstructionist Judaism Judaism Judaism Family 1 192 0.20
Evangelical Covenant Church Evangelical Protestant Methodist Family 2 174 0.19
Coptic Orthodox Church Orthodox Eastern Liturgical (Orthodox) Family 1 160 0.17
Friends General Conference Mainline Protestant Friends/Brethren Family 1 149 0.16
Presbyterian Church in America Evangelical Protestant Presbyterian/Reformed Family 2 145 0.15
Christian Reformed Church in North America Evangelical Protestant Presbyterian/Reformed Family 1 135 0.14
Orthodox Church in America, The Orthodox Eastern Liturgical (Orthodox) Family 1 125 0.13
African Methodist Episcopal Zion Church Black Protestant Methodist Family 1 120 0.13
Reformed Church in America Mainline Protestant Presbyterian/Reformed Family 2 111 0.12
Association of Vineyard Churches Evangelical Protestant Pentecostal Family 1 100 0.11
Full Gospel Christian Assemblies International Evangelical Protestant Pentecostal Family 1 90 0.10
Church of God (Cleveland, Tennessee) Evangelical Protestant Pentecostal Family 6 89 0.09
Ukrainian Orthodox Church of the U.S.A. Orthodox Eastern Liturgical (Orthodox) Family 1 85 0.09
Christian Church (Disciples of Christ) Mainline Protestant Restorationists Family 1 60 0.06
Universal Fellowship of Metropolitan Community Churches Mainline Protestant Other Groups Family 1 38 0.04
Church of the Nazarene Evangelical Protestant Holiness Family 1 8 0.01
Grace Communion International Evangelical Protestant 1
Higher Ground Always Abounding Assemblies Evangelical Protestant 2
Unification Church Other Other Groups Family 1
Chabad Judaism Judaism 12
Church of the Living God, the Pillar and Ground of the Truth, Inc. [Lewis Dominion] Black Protestant Pentecostal Family 1
The Local Churches Evangelical Protestant 1
Church of the Living God (Christian Workers for Fellowship) Black Protestant Pentecostal Family 1
United Church of God Other Christians Adventist Family 1
Orthodox Presbyterian Church Evangelical Protestant Presbyterian/Reformed Family 1
Christian Congregation in North America Evangelical Protestant Pentecostal Family 1
National Spiritualist Association of Churches Other Spiritualist Family 3
Converge Worldwide Evangelical Protestant Baptist Family 5
Unity Churches, Association of Other Christians Other Groups Family 1
Church of God of Prophecy Evangelical Protestant Pentecostal Family 1
Church of the Lutheran Confession Evangelical Protestant Lutheran Family 1
Community of Christ Evangelical Protestant Latter-day Saints (Mormonism) Family 1
Evangelical Free Church of America Evangelical Protestant Methodist Family 2
Grace Gospel Fellowship Evangelical Protestant Independent Fundamentalist Family 1
International Council of Community Churches Mainline Protestant Presbyterian/Reformed Family 1
New Testament Association of Independent Baptist Churches Evangelical Protestant Baptist Family 1
New Apostolic Church USA Other Christians Other Groups Family 1
Polish National Catholic Church of America Catholic Catholic Liturgical Family 4
Christian Brethren (Plymouth Brethren) Evangelical Protestant Independent Fundamentalist Family 2
American Sikh Council Other Other Groups Family 1
United Pentecostal Church International Evangelical Protestant Pentecostal Family 10
           

Religious Traditions (1980 - 2020), Percent of Population


The population of this county was 939,489 in 2020. The adherent totals of the religious groups listed above (493,096) included 52.5% 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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