London vs Seoul
London is about 2.6× larger than Seoul by administrative area. London (United Kingdom) covers 1,572 km² (607 mi²) with a population of 8.8 million, while Seoul (South Korea) covers 605 km² (234 mi²) with 9.7 million residents.
| Metric | London | Seoul |
|---|---|---|
| Area | 1,572 km² | 605 km² |
| Area (mi²) | 607 mi² | 234 mi² |
| Population | 8,799,728 | 9,668,465 |
| Population density | 5,598 /km² | 15,974 /km² |
| Area ratio | London is ~2.6× larger by area than Seoul. | |
Frequently asked questions
Is London bigger than Seoul?
Yes — London is about 2.6× larger by area: 1,572 km² vs 605 km².
How big is London?
London, United Kingdom, covers about 1,572 km² (607 mi²) of administrative area.
How big is Seoul?
Seoul, South Korea, covers about 605 km² (234 mi²) of administrative area.
Which city has more people, London or Seoul?
Seoul has the larger population: 9.7 million vs 8.8 million. Population density is about 5,598 people/km² in London and 15,974 people/km² in Seoul.
City boundaries from OpenStreetMap. Last updated 2026-08-28.
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