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St. Tammany Parish, Louisiana - 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 16 145,007 548.09
Southern Baptist Convention Evangelical Protestant Baptist Family 45 22,248 84.09
United Methodist Church Mainline Protestant Methodist Family 13 13,108 49.54
Non-denominational Christian Churches Evangelical Protestant Other Groups Family 40 12,380 46.79
Assemblies of God, General Council of the Evangelical Protestant Pentecostal Family 12 3,517 13.29
Jehovah's Witnesses Jehovah's Witnesses Adventist Family 9 2,086 7.88
National Missionary Baptist Convention of America Black Protestant Baptist Family 9 1,780 6.73
Church of Jesus Christ of Latter-day Saints Latter-day Saints Latter-day Saints (Mormonism) Family 3 1,779 6.72
Full Gospel Christian Assemblies International Evangelical Protestant Pentecostal Family 1 1,500 5.67
Episcopal Church Mainline Protestant Anglican/Episcopal Family 3 1,492 5.64
Muslim Estimate Islam Islam Family 2 1,480 5.59
African Methodist Episcopal Church Black Protestant Methodist Family 5 1,304 4.93
Lutheran Church-Missouri Synod (LCMS) Evangelical Protestant Lutheran Family 7 1,210 4.57
Church of God (Cleveland, Tennessee) Evangelical Protestant Pentecostal Family 6 1,208 4.57
Seventh-day Adventist Church Evangelical Protestant Adventist Family 4 649 2.45
Evangelical Lutheran Church in America Mainline Protestant Lutheran Family 2 632 2.39
Full Gospel Baptist Church Fellowship International Black Protestant Baptist Family 3 540 2.04
Church of God in Christ Black Protestant Pentecostal Family 3 440 1.66
Church of the Nazarene Evangelical Protestant Holiness Family 3 393 1.49
Churches of Christ Evangelical Protestant Restorationists Family 4 310 1.17
Presbyterian Church (U.S.A.) Mainline Protestant Presbyterian/Reformed Family 3 274 1.04
Association of Vineyard Churches Evangelical Protestant Pentecostal Family 2 210 0.79
American Baptist Association Evangelical Protestant Baptist Family 2 180 0.68
Hindu Yoga and Meditation Hinduism 1 177 0.67
Church of God (Anderson, Indiana) Evangelical Protestant Holiness Family 1 160 0.60
Wisconsin Evangelical Lutheran Synod Evangelical Protestant Lutheran Family 1 132 0.50
Baha'i Faith Other Other Groups Family 0 73 0.28
Christian Church (Disciples of Christ) Mainline Protestant Restorationists Family 3 58 0.22
Unitarian Universalist Association Other Christians Liberal Family 1 58 0.22
Presbyterian Church in America Evangelical Protestant Presbyterian/Reformed Family 1 40 0.15
Christian Churches and Churches of Christ Evangelical Protestant Restorationists Family 1 37 0.14
Anglican Church in North America Evangelical Protestant Anglican/Episcopal Family 1
Christadelphians Other Christians Other Groups Family 1
Reformed Episcopal Church Evangelical Protestant Anglican/Episcopal Family 1
Church of God of Prophecy Evangelical Protestant Pentecostal Family 3
Evangelical Free Church of America Evangelical Protestant Methodist Family 1
Evangelical Presbyterian Church (1981) Evangelical Protestant Presbyterian/Reformed Family 2
Church of Christ, Scientist Other Christians Christian Science Family 1
Church of Christ (Holiness) U.S.A Evangelical Protestant Holiness Family 3
Calvary Chapel Evangelical Protestant Pentecostal Family 1
Christian Brethren (Plymouth Brethren) Evangelical Protestant Independent Fundamentalist Family 1
Baptist Missionary Association of America Evangelical Protestant Baptist Family 2
United Pentecostal Church International Evangelical Protestant Pentecostal Family 10
Vanguard Presbytery Evangelical Protestant 1
Sovereign Grace Churches Evangelical Protestant Baptist Family 1

Religious Traditions (1980 - 2020), Percent of Population

The population of this county was 264,570 in 2020. The adherent totals of the religious groups listed above (214,462) included 81.1% 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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