According to a survey conducted in South Korea in mid-2025, around percent of teenage boys stated that they were sexually active. A smaller share of teenage girls gave the same response. The majority of sexually active teenagers said they used contraception.
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Korea Disease Control and Prevention Agency. (December 30, 2025). Share of teenagers who reported being sexually active in South Korea from 2015 to 2025, by gender [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 26, 2026, from /statistics/943931/south-korea-adolescent-sexual-activity-by-gender/
Korea Disease Control and Prevention Agency. "Share of teenagers who reported being sexually active in South Korea from 2015 to 2025, by gender." Chart. December 30, 2025. ÌÇÐÄÆƽâ°æ. Accessed July 26, 2026. /statistics/943931/south-korea-adolescent-sexual-activity-by-gender/
Korea Disease Control and Prevention Agency. (2025). Share of teenagers who reported being sexually active in South Korea from 2015 to 2025, by gender. ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 26, 2026. /statistics/943931/south-korea-adolescent-sexual-activity-by-gender/
Korea Disease Control and Prevention Agency. "Share of Teenagers Who Reported Being Sexually Active in South Korea from 2015 to 2025, by Gender." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 30 Dec 2025, /statistics/943931/south-korea-adolescent-sexual-activity-by-gender/
Korea Disease Control and Prevention Agency, Share of teenagers who reported being sexually active in South Korea from 2015 to 2025, by gender ÌÇÐÄÆƽâ°æ, /statistics/943931/south-korea-adolescent-sexual-activity-by-gender/ (last visited July 26, 2026)
Share of teenagers who reported being sexually active in South Korea from 2015 to 2025, by gender [Graph], Korea Disease Control and Prevention Agency, December 30, 2025. [Online]. Available: /statistics/943931/south-korea-adolescent-sexual-activity-by-gender/
