Map of Ulsan, South Korea

Ulsan is the administrative centre of Ulsan, South Korea, with a population of about 1,098,421. It lies at 35.5372°N, 129.3167°E. Ulsan is about 307 km (191 mi) southeast of Seoul, the capital. The nearest city on our map is Ungsang, 20 km to the southwest.

Ulsan at a glance

Where is Ulsan?

• The 8th largest city in South Korea by recorded population.
• Located in the Northern and Eastern hemispheres.
• Daylight ranges from about 9 h 45 min on the shortest day to 14 h 34 min on the longest day (around 21 December and 21 June).

Cities near Ulsan

• Ungsang — 20 km southwest
• Yangsan — 34 km southwest
• Gijang — 34 km south
• Gyeongju — 35 km north
• Miryang — 52 km west
• Kimhae — 52 km southwest
• Yeonil — 52 km north
• Pohang — 55 km north
• Busan — 55 km southwest
• Eisen — 59 km northwest

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
• Goyang-si — 1,061,752
• Changwon — 1,025,702
• Seongnam-si — 914,832

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.