Urban Development in South Korea
6 indicators covering urban development for South Korea.
| Indicator | Latest | Year | 10-yr change | Rank |
|---|---|---|---|---|
| Population in the largest city | 23.9% | 2025 | up 0.6% | 100th |
| Population density | 529.84 people per sq. km of land area | 2023 | up 2.4% | 24th |
| PM2.5 air pollution, mean annual exposure | 21.89 micrograms per cubic meter | 2023 | down 12.6% | 73rd |
| Population in urban agglomerations of more than 1 million | 26.41 million | 2025 | up 3.6% | 15th |
| Population in largest city | 10.03 million | 2025 | up 1.3% | 22nd |
| PM2.5 air pollution, population exposed to levels exceeding WHO guidel | 100.0% | 2017 | unchanged | 1st |