Map of Sinan, South Korea

Sinan is a city in Jeollanam-do, South Korea, with a population of about 53,150. It lies at 34.8262°N, 126.1086°E. Sinan is about 314 km (195 mi) south of Seoul, the capital. The nearest city on our map is Mokpo, 26 km to the east.

Sinan at a glance

Where is Sinan?

• The 8th 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 30 min on the longest day (around 21 December and 21 June).

Cities near Sinan

• Mokpo — 26 km east
• Muan — 38 km northeast
• Yeongam — 54 km east
• Naju — 60 km east
• Yeonggwang — 62 km northeast
• Masan — 74 km northeast
• Jangheung — 75 km east
• Jangseong — 81 km northeast
• Gwangju — 82 km northeast
• Hwasun — 84 km east

Largest cities in Jeollanam-do

• Suncheon — 276,375
• Yeosu — 268,823
• Mokpo — 268,402
• Gwangyang — 154,266
• Muan — 92,009
• Kwangyang — 89,281
• Hwasun — 59,914
• 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.