Seoul vs Belgrade
Seoul is about 1.7× larger than Belgrade by administrative area. Seoul (South Korea) covers 605 km² (234 mi²) with a population of 9.7 million, while Belgrade (Serbia) covers 360 km² (139 mi²) with 1.2 million residents.
| Metric | Seoul | Belgrade |
|---|---|---|
| Area | 605 km² | 360 km² |
| Area (mi²) | 234 mi² | 139 mi² |
| Population | 9,668,465 | 1,197,714 |
| Population density | 15,974 /km² | 3,327 /km² |
| Area ratio | Seoul is ~1.7× larger by area than Belgrade. | |
Frequently asked questions
Is Seoul bigger than Belgrade?
Yes — Seoul is about 1.7× larger by area: 605 km² vs 360 km².
How big is Seoul?
Seoul, South Korea, covers about 605 km² (234 mi²) of administrative area.
How big is Belgrade?
Belgrade, Serbia, covers about 360 km² (139 mi²) of administrative area.
Which city has more people, Seoul or Belgrade?
Seoul has the larger population: 9.7 million vs 1.2 million. Population density is about 15,974 people/km² in Seoul and 3,327 people/km² in Belgrade.
City boundaries from OpenStreetMap. Last updated 2026-08-18.
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