Map of Yeosu, South Korea

Yeosu is a city in Jeollanam-do, South Korea, with a population of about 268,823. It lies at 34.7606°N, 127.6621°E. Yeosu is about 318 km (198 mi) south of Seoul, the capital. The nearest city on our map is Gwangyang, 20 km to the north.

Yeosu at a glance

Where is Yeosu?

• The 35th largest city in South Korea by recorded population.
• The 2nd largest city in Jeollanam-do on this site.
• Located in the Northern and Eastern hemispheres.
• Daylight ranges from about 9 h 49 min on the shortest day to 14 h 29 min on the longest day (around 21 December and 21 June).

Cities near Yeosu

• Gwangyang — 20 km north
• Kwangyang — 25 km north
• Suncheon — 26 km northwest
• Hadong — 35 km north
• Boseong — 53 km west
• Chinju — 62 km northeast
• Jangheung — 70 km west
• Hwasun — 70 km northwest
• Nangen — 76 km north
• Gwangju — 81 km northwest

Largest cities in Jeollanam-do

• Suncheon — 276,375
• Mokpo — 268,402
• Gwangyang — 154,266
• Muan — 92,009
• Kwangyang — 89,281
• Hwasun — 59,914
• Sinan — 53,150
• Yeonggwang — 51,688
• Yeongam — 51,573
• Damyang — 44,800

Largest cities in South Korea

• Seoul — 10,349,312
• Busan — 3,285,147
• Incheon — 3,015,482
• Daegu — 2,365,523
• Daejeon — 1,441,203
• Gwangju — 1,401,235
• Suwon — 1,234,582
• Ulsan — 1,098,421
• Goyang-si — 1,061,752
• Changwon — 1,025,702

Map of South Korea and all its cities →

Sources: place names, coordinates, populations and time zones from GeoNames (CC BY 4.0, data retrieved October 2026). Population figures are the latest values recorded in GeoNames; depending on the country they refer to the city proper, a municipality or a wider urban area, so they can differ from census or metro-area figures. Map © OpenStreetMap contributors.