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Jefferson County, Washington - 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 1 1,395 42.30
Southern Baptist Convention Evangelical Protestant Baptist Family 3 925 28.05
Unitarian Universalist Association Other Christians Liberal Family 1 582 17.65
Non-denominational Christian Churches Evangelical Protestant Other Groups Family 4 510 15.47
United Methodist Church Mainline Protestant Methodist Family 2 508 15.40
Assemblies of God, General Council of the Evangelical Protestant Pentecostal Family 3 467 14.16
Hindu Yoga and Meditation Hinduism 2 412 12.49
Jehovah's Witnesses Jehovah's Witnesses Adventist Family 2 314 9.52
Episcopal Church Mainline Protestant Anglican/Episcopal Family 1 295 8.95
Presbyterian Church (U.S.A.) Mainline Protestant Presbyterian/Reformed Family 2 295 8.95
Church of Jesus Christ of Latter-day Saints Latter-day Saints Latter-day Saints (Mormonism) Family 1 219 6.64
Lutheran Congregations in Mission for Christ Evangelical Protestant Lutheran Family 1 198 6.00
Seventh-day Adventist Church Evangelical Protestant Adventist Family 2 167 5.06
Orthodox Church in America, The Orthodox Eastern Liturgical (Orthodox) Family 1 125 3.79
Buddhism, Vajrayana Buddhism Buddhism Family 1 120 3.64
Evangelical Lutheran Church in America Mainline Protestant Lutheran Family 2 98 2.97
Churches of Christ Evangelical Protestant Restorationists Family 1 65 1.97
Baha'i Faith Other Other Groups Family 1 56 1.70
American Baptist Churches in the U.S.A. Mainline Protestant Baptist Family 1 55 1.67
Independent Yearly Meetings of Friends Mainline Protestant Friends/Brethren Family 1 34 1.03
United Pentecostal Church International Evangelical Protestant Pentecostal Family 1
Calvary Chapel Evangelical Protestant Pentecostal Family 1
Unity Churches, Association of Other Christians Other Groups Family 1
Evangelical Free Church of America Evangelical Protestant Methodist Family 1
Evangelical Methodist Church Evangelical Protestant Methodist Family 1

Religious Traditions (1980 - 2020), Percent of Population

The population of this county was 32,977 in 2020. The adherent totals of the religious groups listed above (6,840) included 20.7% 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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