This article needs to beupdated. The reason given is: Please update it using 2021 census 👇https://sdd.spc.int/news/2023/08/23/nauru-2021-population-and-housing-census-analytical-report. Please help update this article to reflect recent events or newly available information.(April 2025) |

Christianity is the largestreligion inNauru, withNauru Congregational Church being the largest denomination, encompassing 35.71% of the population as of the 2011 census.
Freedom of religion is a constitutional right, and the country's laws and society uphold this right without any significant breaches.
According to the 2011 census, the island was 95% Christian; one-third of Christians wereCatholic.[2]
The largestProtestant denomination was theNauru Congregational Church, while theNauru Independent Assembly of God and theNauru Independent Church both had 10% or more of the island as members.[2]
The ethnic Chinese people living on the island (approximately 5% of the population) were mainlyConfucian,Buddhist,Taoist,Christian, ornonreligious.[2]
Members of theJehovah’s Witnesses,Seventh-day Adventists,Baptists, andThe Church of Jesus Christ of Latter-day Saints made up the final 1% of the population.
The largely Christian communities of Tuvaluan andI-Kiribati expatriates were repatriated in late 2006 following the near cessation of phosphate mining in the country.[3]

Nauruan indigenous religion was the predominant religion in Nauru before the late nineteenth and early twentieth centuries, when foreignmissionaries introduced Christianity to the island.[3] In the early 2000s, there were a few active Christian missionary organisations, including representatives ofAnglicanism,Methodism, andCatholicism.[3]
According to data from Pew Research, the religions ofHinduism,Judaism, andIslam had a small presence in the island, with about 0.1% of the population (fewer than ten people), adhering to each faith. With the exception of detainees inNauru Regional Processing Centre, in which majority are Muslims, with significant minority of Buddhists and Hindus, although the population were slowly decreasing due to re-settlement program by theAustralian Government.[4]
Theconstitution ofNauru provides for freedom of conscience, thought, and religion, as well as freedom to change one’s religion or beliefs.[2]
Religious groups are required to register with the government in order to proselytize, build houses of worship, hold religious services, or officiate marriages. As of 2022, religious groups are required to have 750 members to register.[2] In the past, local religious leaders noted that in practice the only activity which is restricted for unregistered groups is marriage officiation.[5]
Religious groups are allowed to operate private schools. In public schools, religious groups are allowed to provide religious studies courses once a week during school hours, but they are not required to do this. Students are expected to attend courses pertaining to their chosen religious denomination; other students are expected to use the time as an independent study period.[2]
According to a 2022 US government report, there are no significant societal limits on religious freedom in Nauru.[2] In the past, some elements of the Nauru Protestant and Roman Catholic communities have occasionally voiced discomfort with religious groups they perceived as foreign, in particular the LDS Church and theJehovah's Witnesses.[3]