Beijing
2,179 km²
Dalian
516 km²
Beijing covers 2,179 km² of contiguous built-up land, 4.2× the built-up area of Dalian (516 km²).
| Beijing | Dalian | |
|---|---|---|
| Urban area | Beijing | Dalian |
| Population (2025) | 18.2 million | 3.60 million |
| Built-up area | 2,179 km² | 516 km² |
| Density | 8,330 /km² | 6,976 /km² |
Urban area = contiguous built-up land and the people living in it in 2025, drawn the same way for every city regardless of administrative boundaries. Source: GHSL Urban Centre Database R2024A, European Commission, Joint Research Centre (CC BY 4.0); some names adjusted to the city names people use, and country attribution follows the dataset.