Municipality · Province of Hainaut · Wallonia
Châtelet
About Châtelet
Châtelet is a municipality in the province of Hainaut in Wallonia, Belgium. On 1 January 2026 it had 35,975 inhabitants on an area of 27.3 km², a population density of 1,319 inhabitants per km². That is higher than the average of 359 per km² in Hainaut and higher than the Belgian average of 387 per km².
By population, Châtelet ranks 64th of Belgium’s 565 municipalities and 6th of the 69 municipalities in Hainaut. By area it ranks 421st in Belgium.
The official language is French.
Population of Châtelet since 2016
Between 1 January 2016 and 1 January 2026 the population of Châtelet fell by 488 inhabitants (−1.3%), from 36,463 to 35,975. In the last year it changed by −4. The highest figure in this period was in 2016.
For population growth since 2016, Châtelet ranks 533rd of 565. Over the same period the province of Hainaut changed by +2.3% and Belgium by +5.3%.
Neighbouring municipalities
Châtelet borders 5 municipalities:
Postcodes in Châtelet
| Postcode | Places |
|---|---|
| 6200 |
Distances from Châtelet
| To | km | miles |
|---|---|---|
| Charleroi | 7 | 4 |
| Namur | 26 | 16 |
| Mons | 39 | 25 |
| Brussels | 54 | 34 |
| Leuven | 55 | 34 |
| Mechelen | 70 | 44 |
| Liège | 80 | 50 |
| Hasselt | 81 | 50 |
| Ghent | 94 | 58 |
| Antwerp | 96 | 60 |
| Kortrijk | 99 | 62 |
| Arlon | 121 | 75 |
| Bruges | 132 | 82 |
| Ostend | 144 | 90 |
Straight line between the centres of the municipalities. By road it is usually 20–40% further. Calculate another distance →
Nearby municipalities
More about Châtelet: Wikipedia.