Brussels
235 km²
Luxembourg
40 km²
City Map Compare/Brussels vs Luxembourgvs
vs
2 km
Brussels covers 235 km² of contiguous built-up land, 5.9× the built-up area of Luxembourg (40 km²).
| Brussels | Luxembourg | |
|---|---|---|
| Urban area | Brussels | Luxembourg |
| Population (2025) | 1.47 million | 161,303 |
| Built-up area | 235 km² | 40 km² |
| Density | 6,250 /km² | 4,033 /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.