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 11.6 million (midyear 2020 estimate). According to U.S. government figures, 77 percent of the population identifies as Catholic and 16 percent as Protestant, including evangelical Protestant and Pentecostal groups. According to the local leader of The Church of Jesus Christ of Latter-day Saints (Church of Jesus Christ), approximately 300,000 followers reside in the country; the Church of Jesus Christ’s central website estimates more than 200,000 followers. Approximately five percent of the population identifies with smaller religious groups, and five percent self-identify as nonbelievers. There are approximately 1,500 Muslims and 450 Jews, according to leaders of the respective faiths and news reports. Many indigenous communities, concentrated in rural areas, practice a mix of Catholic and indigenous spiritual traditions.

The U.S. government estimates the total population at 18.2 million (midyear 2020 estimate). According to ONAR’s 2018 estimates, 60 percent of the population self-identifies as Roman Catholic and an estimated 18 percent identifies as “evangelical,” a term used in the country to refer to non-Catholic Christian groups, including Episcopalians, but not The Church of Jesus Christ of Latter-day Saints (Church of Jesus Christ), Jehovah’s Witnesses, Orthodox Churches (including the Armenian, Greek, Persian, Serbian, and Ukrainian communities), and Seventh-day Adventists. In the most recent census that included religious affiliation, conducted in 2002, Baha’is, Buddhists, Jews, Muslims, Jehovah’s Witnesses, Seventh-day Adventists, and members of the Family Federation for World Peace and Unification (Unification Church), the Church of Jesus Christ, the Orthodox Churches, and other unspecified religious groups together constituted less than 5 percent of the population. An estimated 4 percent of the population identifies as atheist or agnostic, while 17 percent of the population identifies as nonreligious. According to ONAR, 9 percent of the population self-identifies as indigenous, of which approximately 30 percent identify as Catholic, 38 percent as evangelical, and 6 percent as other; the remaining 26 percent did not identify with any religion. ONAR states that many of those individuals also incorporate traditional indigenous faith practices into their worship.

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 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.

The U.S. government estimates the country’s total population at 3.4 million 2020 midyear estimate. According to a 2014 Pew Research Center survey, 57 percent of the population self-identifies as Christian (42 percent Catholic and 15 percent Protestant), 37 percent as religious but unaffiliated, and 6 percent as other. Minority religious groups together constituting less than 5 percent of the population include Jehovah’s Witnesses, Baha’is, The Church of Jesus Christ of Latter-day Saints (Church of Jesus Christ), the Valdense Church, Afro-Umbandists (who blend elements of Catholicism with animism and African and indigenous beliefs), Buddhists, the Family Federation for World Peace and Unification (Unification Church), Brahma Kumaris, and others. According to the survey, 0.3 percent of the population is Jewish, 0.1 percent Hindu, and 0.1 percent Muslim. Other estimates of the country’s Jewish population range from 12,000 to 30,000, according to the Jewish Studies department of ORT University and the National Israel Council, respectively. Civil society experts estimate there are between 700 and 1,500 Muslims, mostly living near the border with Brazil.