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Fairfield County, Ohio - 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 7 21,639 136.16
Non-denominational Christian Churches Evangelical Protestant Other Groups Family 28 14,334 90.20
United Methodist Church Mainline Protestant Methodist Family 29 7,146 44.97
Evangelical Lutheran Church in America Mainline Protestant Lutheran Family 16 4,680 29.45
Assemblies of God, General Council of the Evangelical Protestant Pentecostal Family 5 3,694 23.24
Christian Churches and Churches of Christ Evangelical Protestant Restorationists Family 5 3,205 20.17
Southern Baptist Convention Evangelical Protestant Baptist Family 14 2,064 12.99
Jehovah's Witnesses Jehovah's Witnesses Adventist Family 6 1,590 10.00
Church of Jesus Christ of Latter-day Saints Latter-day Saints Latter-day Saints (Mormonism) Family 3 1,539 9.68
Church of the Nazarene Evangelical Protestant Holiness Family 4 1,039 6.54
United Church of Christ Mainline Protestant Congregationalists (United Church of Christ) Family 6 980 6.17
Churches of Christ Evangelical Protestant Restorationists Family 3 776 4.88
Association of Vineyard Churches Evangelical Protestant Pentecostal Family 2 686 4.32
Presbyterian Church (U.S.A.) Mainline Protestant Presbyterian/Reformed Family 6 650 4.09
Lutheran Church-Missouri Synod (LCMS) Evangelical Protestant Lutheran Family 3 632 3.98
Church of God (Cleveland, Tennessee) Evangelical Protestant Pentecostal Family 3 631 3.97
Episcopal Church Mainline Protestant Anglican/Episcopal Family 2 514 3.23
Church of God (Anderson, Indiana) Evangelical Protestant Holiness Family 2 282 1.77
Salvation Army Evangelical Protestant Holiness Family 1 206 1.30
Seventh-day Adventist Church Evangelical Protestant Adventist Family 1 177 1.11
Church of the United Brethren in Christ, USA Evangelical Protestant Methodist Family 4 169 1.06
Full Gospel Christian Assemblies International Evangelical Protestant Pentecostal Family 1 116 0.73
Amish Groups, undifferentiated Evangelical Protestant Mennonite/Amish Family 2 110 0.69
Anabaptist Disciples of Christ Evangelical Protestant Mennonite/Amish Family 1 99 0.62
National Association of Free Will Baptists Evangelical Protestant Baptist Family 1 69 0.43
Wesleyan Church Evangelical Protestant Holiness Family 1 14 0.09
Baha'i Faith Other Other Groups Family 0 8 0.05
Converge Worldwide Evangelical Protestant Baptist Family 1
North American Lutheran Church Evangelical Protestant Lutheran Family 1
Fellowship of Grace Brethren Churches Mainline Protestant Friends/Brethren Family 4
General Association of Regular Baptist Churches Evangelical Protestant Baptist Family 4
Unity Churches, Association of Other Christians Other Groups Family 1
Churches of Christ in Christian Union Evangelical Protestant Holiness Family 5
Community of Christ Evangelical Protestant Latter-day Saints (Mormonism) Family 1
United Pentecostal Church International Evangelical Protestant Pentecostal Family 2

Religious Traditions (1980 - 2020), Percent of Population

The population of this county was 158,921 in 2020. The adherent totals of the religious groups listed above (67,049) included 42.2% 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

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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