Yeosu Population 2026
Yeosu has a population of 268,823, making it the #35 biggest city in 🇰🇷 South Korea, located in Jeollanam-do. Roughly 0.5% of South Korea's population lives here. It is about 38× smaller than Seoul, the country's biggest city.
Population (city proper)
268,823
Rank in South Korea
#35
Coordinates
34.76°N, 127.66°E
~10 m elevation · Asia/Seoul
Distance to capital (Seoul)
318 km
197 miles, straight line
Other big cities in Jeollanam-do
Cities near Yeosu
FAQ
What is the population of Yeosu?
Yeosu has a population of 268,823 (city proper, latest official figure via GeoNames), making it the #35 biggest city in South Korea.
What region is Yeosu in?
Yeosu is located in Jeollanam-do, South Korea.
Is Yeosu the capital of South Korea?
No, the capital of South Korea is Seoul, about 318 km away.
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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