Bissau
83 km²
Lagos
1,199 km²
City Map Compare/Bissau vs Lagosvs
vs
5 km
Lagos covers 1,199 km² of contiguous built-up land, 14× the built-up area of Bissau (83 km²).
| Bissau | Lagos | |
|---|---|---|
| Urban area | Bissau | Lagos |
| Population (2025) | 674,444 | 12.8 million |
| Built-up area | 83 km² | 1,199 km² |
| Density | 8,126 /km² | 10,714 /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.