Religion in Slovakia is predominantly Christianity, adhered to by about 68.8% of the population in 2021.[1]
Catholicism is the major Christian tradition in the country, followed in 2021 by 59.8% of the population, a majority of whom (55.8%) were of the Roman Catholic Church and a minority of whom (4%) were of the Slovak Greek Catholic Church.[1] About 9% of the population were mostly followers of Protestantism, and a minority of Eastern Orthodox Christianity and other Christian denominations; the major groupings are the Evangelical Church of the Augsburg Confession in Slovakia (5.3%), the Reformed Christian Church in Slovakia (1.6%), the Czech and Slovak Orthodox Church (0.9%), the Jehovah's Witnesses (0.3%), and other smaller Christian denominations (0.9%).[1] In 2021, about 23.8% of the population declared themselves not religious, an increase from 13.4% in 2011.[1] An additional 1.2% of the population were followers of other religions or beliefs; small religious minorities in Slovakia include Buddhism, modern Paganism, Islam, Judaism, Jediism, Hinduism, Pastafarianism and others.[1]