Section I. Religious Demography
The U.S. government estimates the total population at 5.9 million (midyear 2021). According to the Singapore government, the citizen population decreased by 0.7 percent, the permanent resident population by 6.2 percent, and the nonpermanent resident population by 10.7 percent since the beginning of the Covid-19 pandemic to a total population of 5.45 million by June 2021. According to 2020 census data, of the four million citizens and permanent residents, 31.1 percent of the population of citizens and permanent residents are Buddhist, 18.9 percent Christian, 15.6 percent Muslim (predominantly Sunni), 8.8 percent Taoist, 5 percent Hindu, and 20 percent identify as having no religion. Groups together constituting less than 1 percent of the population include Sikhs, Zoroastrians, Jains, Jews, Jehovah’s Witnesses, and members of the Family Federation for World Peace and Unification (Unification Church). Although estimates varied widely, the government estimates there are 2,500 members in the Jewish community.
According to the 2020 Census, 74.3 percent of the resident population is ethnic Chinese, 13.5 percent ethnic Malay, 9 percent ethnic Indian, and 3.2 percent other, including Eurasians. Nearly all ethnic Malays are Muslim. Among ethnic Indians, 57.3 percent are Hindu, 23.4 percent Muslim, and 12.6 percent Christian. The ethnic Chinese population includes Buddhists (40.4 percent), Christians (21.6 percent), Taoists (11.6 percent), and 25.7 percent with no religion.