Seoul Population 2026 capital
Seoul has a population of 10,349,312, making it the #1 biggest city in 🇰🇷 South Korea, located in Seoul. Roughly 20% of South Korea's population lives here. Seoul is the capital of South Korea.
Population (city proper)
10,349,312
Rank in South Korea
#1
Coordinates
37.57°N, 126.98°E
~38 m elevation · Asia/Seoul
Cities near Seoul
- Gwangmyeong357,545 people · ~14 km away
- Guri-si195,236 people · ~15 km away
- Goyang-si1,061,752 people · ~16 km away
- Bucheon-si850,731 people · ~19 km away
- Anyang-si595,644 people · ~20 km away
- Seongnam-si914,832 people · ~20 km away
FAQ
What is the population of Seoul?
Seoul has a population of 10,349,312 (city proper, latest official figure via GeoNames), making it the #1 biggest city in South Korea.
What region is Seoul in?
Seoul is located in Seoul, South Korea.
Is Seoul the capital of South Korea?
Yes, Seoul is the capital of South Korea.
Sources & notes
Population refers to the city proper (municipal boundaries), not the metropolitan area. Source: GeoNames (CC BY 4.0), retrieved 2026-07-07. Country data: UN World Population Prospects 2024.
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