Municipality · Brussels-Capital Region
Uccle
Dutch Ukkel · German Uccle/Ukkel
About Uccle
Uccle is a municipality in the Brussels-Capital Region, Belgium. On 1 January 2026 it had 87,548 inhabitants on an area of 22.8 km², a population density of 3,835 inhabitants per km². That is lower than the average of 7,745 per km² in Brussels-Capital Region.
By population, Uccle ranks 18th of Belgium’s 565 municipalities and 6th of the 19 municipalities in Brussels-Capital Region. By area it ranks 460th in Belgium.
The official language is French and Dutch (bilingual). Like all 19 Brussels municipalities, Uccle is officially bilingual French and Dutch.
Population of Uccle since 2016
Between 1 January 2016 and 1 January 2026 the population of Uccle grew by 5,604 inhabitants (+6.8%), from 81,944 to 87,548. In the last year it changed by +354.
For population growth since 2016, Uccle ranks 163rd of 565. Over the same period the Brussels-Capital Region changed by +5.7% and Belgium by +5.3%.
Neighbouring municipalities
Uccle borders 7 municipalities:
Postcodes in Uccle
| Postcode | Places |
|---|---|
| 1180 | Uccle, Ukkel |
Distances from Uccle
| To | km | miles |
|---|---|---|
| Brussels | 9 | 6 |
| Leuven | 26 | 16 |
| Mechelen | 27 | 17 |
| Charleroi | 41 | 26 |
| Mons | 47 | 29 |
| Namur | 51 | 32 |
| Antwerp | 52 | 32 |
| Ghent | 55 | 34 |
| Hasselt | 70 | 43 |
| Kortrijk | 77 | 48 |
| Liège | 88 | 55 |
| Bruges | 95 | 59 |
| Ostend | 111 | 69 |
| Arlon | 160 | 100 |
Straight line between the centres of the municipalities. By road it is usually 20–40% further. Calculate another distance →
Nearby municipalities
More about Uccle: Wikipedia.