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Washtenaw County, Michigan - 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 13 35,959 96.60
Non-denominational Christian Churches Evangelical Protestant Other Groups Family 42 16,430 44.14
Muslim Estimate Islam Islam Family 5 8,304 22.31
United Methodist Church Mainline Protestant Methodist Family 15 7,034 18.90
Lutheran Church-Missouri Synod (LCMS) Evangelical Protestant Lutheran Family 10 3,829 10.29
Evangelical Lutheran Church in America Mainline Protestant Lutheran Family 8 3,182 8.55
Church of Jesus Christ of Latter-day Saints Latter-day Saints Latter-day Saints (Mormonism) Family 6 3,102 8.33
United Church of Christ Mainline Protestant Congregationalists (United Church of Christ) Family 13 2,578 6.93
Presbyterian Church (U.S.A.) Mainline Protestant Presbyterian/Reformed Family 7 2,414 6.48
Jehovah's Witnesses Jehovah's Witnesses Adventist Family 10 2,270 6.10
National Baptist Convention, USA, Inc. Black Protestant Baptist Family 6 2,072 5.57
Southern Baptist Convention Evangelical Protestant Baptist Family 13 2,009 5.40
Episcopal Church Mainline Protestant Anglican/Episcopal Family 8 1,908 5.13
African Methodist Episcopal Church Black Protestant Methodist Family 4 1,878 5.04
Hindu Yoga and Meditation Hinduism 7 1,835 4.93
Pentecostal Assemblies of the World Black Protestant Pentecostal Family 1 1,800 4.84
Church of God in Christ Black Protestant Pentecostal Family 12 1,748 4.70
Wisconsin Evangelical Lutheran Synod Evangelical Protestant Lutheran Family 6 1,506 4.05
Reform Judaism Judaism Judaism Family 1 1,485 3.99
American Baptist Churches in the U.S.A. Mainline Protestant Baptist Family 7 1,453 3.90
National Missionary Baptist Convention of America Black Protestant Baptist Family 5 1,376 3.70
Conservative Judaism Judaism Judaism Family 1 1,234 3.31
Reformed Church in America Mainline Protestant Presbyterian/Reformed Family 1 1,012 2.72
Greek Orthodox Archdiocese of America Orthodox Eastern Liturgical (Orthodox) Family 1 1,000 2.69
Seventh-day Adventist Church Evangelical Protestant Adventist Family 5 913 2.45
National Association of Congregational Christian Churches Mainline Protestant Congregationalists (United Church of Christ) Family 1 877 2.36
Unitarian Universalist Association Other Christians Liberal Family 1 798 2.14
Assemblies of God, General Council of the Evangelical Protestant Pentecostal Family 12 746 2.00
Churches of Christ Evangelical Protestant Restorationists Family 6 652 1.75
Church of God (Cleveland, Tennessee) Evangelical Protestant Pentecostal Family 2 594 1.60
Wesleyan Church Evangelical Protestant Holiness Family 2 559 1.50
Buddhism, Mahayana Buddhism Buddhism Family 3 526 1.41
Christian Reformed Church in North America Evangelical Protestant Presbyterian/Reformed Family 3 511 1.37
Russian Orthodox Church Outside of Russia, The Orthodox Eastern Liturgical (Orthodox) Family 1 400 1.07
Baha'i Faith Other Other Groups Family 3 374 1.00
Buddhism, Theravada Buddhism Buddhism Family 5 357 0.96
Free Methodist Church – USA Evangelical Protestant Holiness Family 5 331 0.89
Progressive National Baptist Convention, Inc. Black Protestant Baptist Family 1 320 0.86
Church of God (Anderson, Indiana) Evangelical Protestant Holiness Family 1 310 0.83
Association of Vineyard Churches Evangelical Protestant Pentecostal Family 1 226 0.61
Christian and Missionary Alliance Evangelical Protestant Holiness Family 3 208 0.56
Full Gospel Christian Assemblies International Evangelical Protestant Pentecostal Family 1 200 0.54
Church of the Nazarene Evangelical Protestant Holiness Family 3 185 0.50
Lutheran Congregations in Mission for Christ Evangelical Protestant Lutheran Family 1 180 0.48
Buddhism, Vajrayana Buddhism Buddhism Family 2 180 0.48
Reconstructionist Judaism Judaism Judaism Family 1 165 0.44
Friends General Conference Mainline Protestant Friends/Brethren Family 1 157 0.42
Presbyterian Church in America Evangelical Protestant Presbyterian/Reformed Family 2 144 0.39
Church of our Lord Jesus Christ of the Apostolic Faith, Inc. Black Protestant Pentecostal Family 1 126 0.34
National Association of Free Will Baptists Evangelical Protestant Baptist Family 4 126 0.34
Evangelical Friends Church International Evangelical Protestant Friends/Brethren Family 1 123 0.33
Orthodox Judaism Judaism Judaism Family 1 120 0.32
Church of the Brethren Evangelical Protestant Friends/Brethren Family 1 87 0.23
Coptic Orthodox Church Orthodox Eastern Liturgical (Orthodox) Family 1 85 0.23
Salvation Army Evangelical Protestant Holiness Family 1 77 0.21
Mennonite Church, USA Evangelical Protestant Mennonite/Amish Family 2 66 0.18
Christian Church (Disciples of Christ) Mainline Protestant Restorationists Family 1 60 0.16
Christian Churches and Churches of Christ Evangelical Protestant Restorationists Family 1 41 0.11
Fellowship of Grace Brethren Churches Mainline Protestant Friends/Brethren Family 2
Christadelphians Other Christians Other Groups Family 1
Chabad Judaism Judaism 1
The Local Churches Evangelical Protestant 1
United Church of God Other Christians Adventist Family 1
Unity Churches, Association of Other Christians Other Groups Family 2
Church of God of Prophecy Evangelical Protestant Pentecostal Family 1
Community of Christ Evangelical Protestant Latter-day Saints (Mormonism) Family 1
Evangelical Presbyterian Church (1981) Evangelical Protestant Presbyterian/Reformed Family 3
New Apostolic Church USA Other Christians Other Groups Family 1
Pentecostal Church of God Evangelical Protestant Pentecostal Family 2
Christian Brethren (Plymouth Brethren) Evangelical Protestant Independent Fundamentalist 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 372,258 in 2020. The adherent totals of the religious groups listed above (118,242) included 31.8% 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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