According to a survey conducted in South Korea in 2023, over ** percent of respondents reported no religious affiliation, while approximately ** percent identified as Christians and ** percent as Buddhists.
Religious population
South Korea is a multi-religious society where Christianity, Buddhism, and various other religions coexist with shamanism. According to a previous study, the domestic religious population appeared to decline over time after reaching its peak in 2005, at nearly ** million people. In contrast, the share of people who are religiously unaffiliated has increased in recent years. Within the last two decades, the religiously unaffiliated population has increased from about ** percent to more than ** percent.
Shamanism
Shamanism has continued to significantly influence the daily lives of many South Koreans. According to a survey conducted in 2023, about ** percent of respondents reported having consulted a fortune-teller within the past year. Roughly ** percent of those respondents were already affiliated with a religion.
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Newsis. (March 3, 2023). Population distribution in South Korea in 2023, by religion [Graph]. In ÌÇÐÄÆÆ½â°æ. Retrieved July 15, 2026, from /statistics/996013/south-korea-population-distribution-by-religion/
Newsis. "Population distribution in South Korea in 2023, by religion ." Chart. March 3, 2023. ÌÇÐÄÆÆ½â°æ. Accessed July 15, 2026. /statistics/996013/south-korea-population-distribution-by-religion/
Newsis. (2023). Population distribution in South Korea in 2023, by religion . ÌÇÐÄÆÆ½â°æ. ÌÇÐÄÆÆ½â°æ Inc.. Accessed: July 15, 2026. /statistics/996013/south-korea-population-distribution-by-religion/
Newsis. "Population Distribution in South Korea in 2023, by Religion ." ÌÇÐÄÆÆ½â°æ, ÌÇÐÄÆÆ½â°æ Inc., 3 Mar 2023, /statistics/996013/south-korea-population-distribution-by-religion/
Newsis, Population distribution in South Korea in 2023, by religion ÌÇÐÄÆÆ½â°æ, /statistics/996013/south-korea-population-distribution-by-religion/ (last visited July 15, 2026)
Population distribution in South Korea in 2023, by religion [Graph], Newsis, March 3, 2023. [Online]. Available: /statistics/996013/south-korea-population-distribution-by-religion/