Unites States >>  Religion >> Louisiana

Religion in Louisiana

The United States had rich and diverse religious cultures, and the freedom to practice beliefs has helped give rise to a highly unique religious pluralism and freedom. Louisiana is the 25th most populous state, Christianity being the majority religion and Protestantism as its largest branch. 

As part of the Bible Belt, Louisiana has high percentage of  religious population, Protestants having the majority still it has the good percentage of Romana Catholics. Church attendance across the denominations is generally higher than the nation’s average.

also read about Race and Ethnicity in Louisiana

Louisiana Religion Percentage

Christianity is the largest religion followed by 84% of the population. The largest Christian denomination in Louisiana is Protestants (57%) followed by Roman Catholics (26%), Jehovah’s Witnesses (1%), and Other Christians.

About 13% of the population don’t follow or adhere to any faith or religion and the rest 2% follow other non-Christian-based religions. Other Religions include Hinduism, Buddhism, Jews, Islam, and other smaller faiths.

Christianity 84%
 – Protestantism – 57%
 – Roman Catholicism – 26%
 – Mormonism -<1%
 – Eastern Orthodoxy – <1%
 – Jehovah’s Witnesses – 1%
 – Other Christian – 1%
Other Religion2%
  Judaism <1%
  Islam <1%
  Buddhism 1%
  Hinduism <1%
  Other religion <1%
  No religion 13%
  Don’t know <1%

Source: Pew Research Center

read about Religion in United States

Christianity in Louisiana

Christianity with 84% followers is the largest in Louisiana. All Protestant denominations accounted for 57% of the population, Catholics are 26% of the population and are the largest individual denomination if Protestantism is divided into various denominations instead of being counted as a single category. 

Rest include Mormons,  Eastern Orthodoxy, Jehovah’s Witnesses, and other smaller denominations. 

Christianity AffiliationsPercentage
Protestantism 57%
– Evangelical Protestant– 27%
– Mainline Protestant– 8%
– Black church– 22%
Roman Catholicism 26%
Mormonism <1%
Eastern Orthodoxy <1%
Jehovah’s Witnesses 1%
Other Christians <1%
Protestantism in Louisiana

Among Christians in Louisiana, Protestantism is the largest group comprising about 57% of the state’s population. Protestantism in the United States has branched out into several branches, denominations, and various interdenominational and related movements. 

Protestants by tradition can be further classified into three main denominations. Evangelical is the largest and followed by 27% of the population, Next are Historically Black Protestants (22%) and Mainline Protestants  (8%)

Protestants Affiliation% of  population
Evangelical Protestant27%
Historically Black Protestant22%
 Mainline Protestants

Protestantism is also comprised of numerous denominational families (e.g., Baptist, Methodist, and Pentecostal) that fit into one or more of the traditions. According to the Association of Religion Data Archives (ARDA), the largest Protestants denominations by adherents in 2020 were the Southern Baptist Convention, the United Methodist Church, and the National Missionary Baptist Convention of America.

#Religious BodiesTraditionFamilyAdherents
1Southern Baptist ConventionEvangelical Baptist 648,734
2Non-denominational Christian ChurchesEvangelical Other Groups 357,456
3United Methodist ChurchMainline Methodist 128,108
4National Missionary Baptist Convention of AmericaBlack Protestants Baptist 67,518
5National Baptist Convention, USA, Inc.Black Protestants Baptist 61,997
6Assemblies of GodEvangelical Pentecostal 45,773
7Full Gospel Christian Assemblies InternationalEvangelical Pentecostal 36,710
8Church of God in ChristBlack Protestants Pentecostal 32,116
9Episcopal ChurchMainline Anglican/Episcopal 23,922
10Churches of ChristEvangelical Restorationists 22,833

read about  Protestants in United States

Catholics in Louisiana

Louisiana also has a good percentage of  Roman Catholics, Catholic Church at 26 % of the state population is the second largest religious grouping, after Protestantism. According to the Association of Religion Data Archives (ARDA), In 2020 the Catholic Church has 1,248,106 adherents.

Because of French and Spanish heritage, and their descendants the Creoles, and later Irish, Italian, Portuguese, and German immigrants, southern Louisiana and the Greater New Orleans area are predominantly Catholic.

The Roman Catholic Archdiocese of New Orleans, Diocese of Baton Rouge, and Diocese of Lafayette in Louisiana are the largest Catholic jurisdictions in the state, located within the Greater New Orleans, Greater Baton Rouge, and Lafayette metropolitan statistical areas.

Other Religions are 2 % of the Louisiana Population and include Hinduism, Buddhism, Jews, Islam, and other smaller faiths.

Jewish communities are established in the state’s larger cities, notably New Orleans and Baton Rouge. The earliest Jewish colonists were Sephardic Jews, German Jews, and Jews from eastern Europe and Russia. Dominant Jewish movements in the state include Orthodox and Reform Judaism.

In the Shreveport–Bossier City metropolitan area, Muslims made up an estimated 14% of Louisiana’s total Muslim population as of 2014. The largest Islamic denominations in the major metropolises of Louisiana were Sunni Islam, non-denominational Islam and Quranism, Shia Islam, and the Nation of Islam.

also read about Population in Louisiana


Note: The US census does not contain questions about one’s religious affiliation. Our Article is based on surveys conducted by various institutions and agencies.

Religion in Louisiana 2024 | Christianity in Louisiana