Basra
188 km²
Riyadh
1,108 km²
Riyadh covers 1,108 km² of contiguous built-up land, 5.9× the built-up area of Basra (188 km²).
| Basra | Riyadh | |
|---|---|---|
| Urban area | Basra | Riyadh |
| Population (2025) | 2.13 million | 7.97 million |
| Built-up area | 188 km² | 1,108 km² |
| Density | 11,338 /km² | 7,193 /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.