South Korea’s foreign population has topped 2.7 million as of June 2025, marking a strong post-pandemic rebound. With over 1.5 million registered foreign nationals and nearly 552,000 ethnic Koreans holding foreign citizenship, Seoul’s metro area remains a key hub. Chinese, Vietnamese, American, Thai, and Uzbek nationals lead the count. Young professionals, students, and workers continue to choose Korea, highlighting its growing global integration and evolving multicultural identity.