The U.S. Government estimates the total population at 45.5 million (midyear 2020 estimate). According to a 2019 survey by CONICET, the country’s national research institute, 62.9 percent of the population is Catholic; 15.3 Protestant, including evangelical groups; 18.9 percent no religion, which includes agnostics; 1.4 percent Jehovah’s Witnesses and The Church of Jesus Christ of Latter-day Saints (Church of Jesus Christ); 1.2 percent other, including Muslims and Jews; and 0.3 percent unknown. Other sources state Seventh-day Adventists, Baptists, Jehovah’s Witnesses, Lutherans, Methodists, and members of the Church of Jesus Christ together total 3 percent of the population. According to AMIA, there are 220,000 Jews in the country, and the Islamic Center estimates the Muslim population at 800,000 to 1,000,000. Evangelical Christian communities, particularly Pentecostals, are growing, but no reliable statistics are available. There are also small numbers of Baha’is, Buddhists, and adherents of indigenous religions.

The U.S. government estimates the total population at 211.7 million (midyear 2019 estimate). According to a 2019 Datafolha survey, 50 percent of the population identifies as Roman Catholic, the same as the previous survey in 2016 but down from 60 percent in 2014. Atheists and those with no religion represent 11 percent, and the proportion of evangelical Christians is 31 percent, compared with 24 percent in 2016. Two percent practice Afro-Brazilian religions, and three percent are Spiritists. According to the 2010 census, which is the most recently available data from official sources, 65 percent of the population is Catholic, 22 percent Protestant, eight percent irreligious (including atheists, agnostics, and deists), and two percent Spiritist. Adherents of other Christian groups, including Jehovah’s Witnesses, The Church of Jesus Christ of Latter-day Saints, Seventh-day Adventists, as well as followers of non-Christian religions, including Buddhists, Jews, Muslims, Hindus, and Afro-Brazilian and syncretic religious groups, such as Candomble and Umbanda, make up a combined three percent of the population. According to the census, there are approximately 600,000 practitioners of Candomble, Umbanda, and other Afro-Brazilian religions, and some Christians also practice Candomble and Umbanda. According to recent surveys, many Brazilians consider themselves followers of more than one religion.

According to the 2010 census, approximately 35,200 Muslims live in the country, while the Federation of Muslim Associations of Brazil estimates the number to be 1.2 to 1.5 million. The largest communities reside in Sao Paulo, Rio de Janeiro, Curitiba, and Foz do Iguacu, as well as in smaller cities in the states of Parana and Rio Grande do Sul.

According to the Jewish Confederation of Brazil, there are approximately 125,000 Jews in the country. The two largest concentrations are 65,000 in Sao Paulo State and 33,000 in Rio de Janeiro State.

The U.S. government estimates the total population at 49.1 million (midyear 2020 estimate). According to a 2017 survey by the NGO Latinobarometer, 73 percent of the population is Catholic, 14 percent Protestant, and 11 percent atheist or agnostic. Groups that together constitute less than 2 percent of the population include nondenominational worshipers or members of other religious groups, including Jews, Muslims, Jehovah’s Witnesses, Seventh-day Adventists, The Church of Jesus Christ of Latter-day Saints, the Church of God Ministry of Jesus Christ International, Mennonites, Baha’is, and Buddhists. The Colombian Confederation of Jewish Communities (CJCC) estimates there are approximately 5,500 Jews. According to Baha’i leaders, there are approximately 60,000 followers; a Buddhist representative estimates there are 9,000 adherents in the country. There are between 85,000 and 100,000 Muslims, according to a 2018 Pew research study. There is also a small population of adherents to animism and various syncretic beliefs.

Some religious groups are concentrated in certain geographical regions. Most of those who blend Catholicism with elements of African animism are Afro-Colombians and reside on the Pacific coast. Most Jews reside in major cities (approximately 70 percent in Bogota), most Muslims on the Caribbean coast, and most adherents of indigenous animistic religions in remote rural areas. A small Taoist community is located in a mountainous region of Santander Department.

The U.S. government estimates the total population at 16.9 million (midyear 2020 estimate). According to Latinobarometro’s 2018 public opinion survey, approximately 92 percent of Ecuadorian respondents have a specific religious affiliation or belief: 74.8 percent identify as Catholic; 15.2 percent as evangelical; and 1.2 percent as Jehovah’s Witnesses. Approximately 1.4 percent identify as members of other specific religious groups, including Seventh-day Adventists, The Church of Jesus Christ of Latter-day Saints (Church of Jesus Christ), Jews, and other evangelical and nonevangelical Protestants. Of the remaining respondents, 0.8 identify as atheists, while 6.1 percent have no religion.

Some groups, particularly those in the Amazon region, combine indigenous beliefs with Catholicism or evangelical Protestantism. Pentecostals draw much of their membership from indigenous persons in the highland provinces. There are Jehovah’s Witnesses throughout the country, with the highest concentrations in coastal areas. Buddhist, Church of Jesus Christ, Jewish, and Muslim populations are primarily concentrated in large urban areas, particularly Quito, Guayaquil, and Cuenca. Other religious groups include Anglicans, Baha’is, Episcopalians, the Family Federation for World Peace and Unification (Unification Church), Greek Orthodox-affiliated Orthodox Church of Ecuador and Latin America, Hindus, followers of Inti (the traditional Inca sun god), and practitioners of Santeria (primarily resident Cubans). Estimates of the number of followers of these groups are not available.

The U.S. government estimates the total population at 17.2 million (midyear 2020 estimate). According to a 2016 survey by ProDatos, approximately 45 percent of the population is Catholic and 42 percent Protestant. Approximately 11 percent of the population professes no religious affiliation. Groups together constituting approximately 2 percent of the population include Buddhists, Hindus, Muslims, Jews, and adherents of the Mayan, Xinca, and Afro-Indigenous Garifuna religions.

Non-Catholic Christian groups include Full Gospel Church, Assemblies of God, Central American Church, Prince of Peace Church, independent evangelical Protestant groups, Baptists, The Church of Jesus Christ of Latter-day Saints, Episcopalians, Jehovah’s Witnesses, Lutherans, Presbyterians, Russian Orthodox and Seventh-day Adventists.

Catholics and Protestants are present throughout the country, with adherents among all major ethnic groups. According to leaders of Mayan spiritual organizations, as well as Catholic and Protestant clergy, many indigenous Catholics and some indigenous Protestants practice some form of syncretism with indigenous spiritual rituals, mainly in the eastern city of Livingston and in the southern region of the country.

According to Buddhist community representatives, there are between 8,000 and 11,000 Buddhists, composed principally of individuals from the Chinese immigrant community. Muslim leaders stated there are approximately 2,000 Muslims of mostly Palestinian origin, who reside primarily in Guatemala City, where there are three mosques. According to local Ahmadi Muslims, there is a small Ahmadi community of approximately 70 members. According to Jewish community leadership, approximately 1,000 Jews live in the country.

The U.S. government estimates the total population at 128.6 million (midyear 2020 estimate). According to the Mexican government’s 2020 census, the total population is approximately 126 million. According to the 2020 census, approximately 78 percent of the population identifies as Catholic (compared with 83 percent in 2010); 11 percent as Protestant/Christian Evangelical; and 0.2 percent as other religions, including Judaism, Jehovah’s Witnesses, The Church of Jesus Christ of Latter-day Saints (Church of Jesus Christ), and Islam. More than 2.5 percent of the population report practicing a religion not otherwise specified (compared with more than 2 percent in 2010) and nearly 8.1 percent report not practicing any religion (compared with 5 percent in 2010). Some indigenous persons adhere to syncretic religions drawing from indigenous beliefs.

Official statistics based on self-identification during the 2010 census, the most recent available for detailed estimates on religious affiliations, sometimes differ from the membership figures stated by religious groups. Approximately 315,000 individuals identify themselves as members of the Church of Jesus Christ. Church of Jesus Christ officials, however, state their membership is approximately 1.5 million. There are large Protestant communities in the southern states of Chiapas and Tabasco. In Chiapas, evangelical Protestant leaders state nearly half of the state’s 2.4 million inhabitants are members of evangelical groups and other Christians, including Seventh-day Adventists; however, fewer than 5 percent of 2010 census respondents in Chiapas self-identify as evangelical Protestant. There are also small numbers of followers of Luz del Mundo (LLDM), the Old Catholic Church (Veterocatolica), and the Church of Scientology, as well as Anglicans, Lutherans, Methodists, Baha’is, and Buddhists. The 2010 census lists 5,346 Buddhists. According to media reports, there are 1.5 million followers of LLDM. According to a 2015 Autonomous University of Ciudad Juarez report, there are 50,000 Methodists and 30,000 Anglicans in the country. According to the Baha’i Faith Facebook page, there are 12,000 Baha’is, with hundreds coming from small indigenous communities.

An estimated half of the country’s approximately 100,000 Mennonites are concentrated in the state of Chihuahua. According to the 2020 census, the Jewish community totals approximately 58,800 persons, with the vast majority living in Mexico City and the state of Mexico. According to the 2020 census, the Muslim community numbers 7,982 persons. According to SEGOB, nearly half of the country’s Muslims are concentrated in Mexico City and the state of Mexico. There is also an Ahmadi Muslim population of several hundred living in the state of Chiapas, most of whom are converts of ethnic Tzotzil Maya origin.

The U.S. government estimates the total population at 32 million (midyear 2020 estimate). The 2017 national census reported the population as 76 percent Catholic (down from 81 percent in 2007); 14 percent Protestant (mainly evangelical Protestant, up from 13 percent in 2007); 5.1 percent nonreligious (up from 2.9 percent in 2007); and 4.9 percent other religious groups (up from 3.3 in 2007). The other religious groups include Israelites of the New Universal Pact (an evangelical Christian religious group of local origin that blends biblical and Andean religious beliefs, with an emphasis on communal farming life), Jehovah’s Witnesses, The Church of Jesus Christ of Latter-day Saints (Church of Jesus Christ), Jews, Muslims, Baha’is, Buddhists, Orthodox Christians, and the International Society of Krishna Consciousness.

According to the World Jewish Congress, approximately 3,000 Jews reside in the country, primarily in Lima, Cusco, and Iquitos. According to the Islamic Association of Peru, there are approximately 2,600 Muslims, 2,000 in Lima and 600 in the Tacna region. Lima’s Muslim community is approximately half Arab in origin and half local converts, while Tacna’s is mostly Pakistani. Most Muslims are Sunni.

Some indigenous peoples in the Andes and the Amazon practice traditional faiths. Many indigenous citizens from the Andes practice a syncretic faith, blending Catholicism and pre-Columbian beliefs.