Donghae City Population 2026
Donghae City has a population of 101,128, making it the #58 biggest city in 🇰🇷 South Korea, located in Gangwon-do. Roughly 0.2% of South Korea's population lives here. It is about 102× smaller than Seoul, the country's biggest city.
Population (city proper)
101,128
Rank in South Korea
#58
Coordinates
37.54°N, 129.11°E
~24 m elevation · Asia/Seoul
Distance to capital (Seoul)
188 km
117 miles, straight line
Other big cities in Gangwon-do
Cities near Donghae City
FAQ
What is the population of Donghae City?
Donghae City has a population of 101,128 (city proper, latest official figure via GeoNames), making it the #58 biggest city in South Korea.
What region is Donghae City in?
Donghae City is located in Gangwon-do, South Korea.
Is Donghae City the capital of South Korea?
No, the capital of South Korea is Seoul, about 188 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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