Municipality · Province of Hainaut · Wallonia
Colfontaine
About Colfontaine
Colfontaine is a municipality in the province of Hainaut in Wallonia, Belgium. On 1 January 2026 it had 20,761 inhabitants on an area of 13.8 km², a population density of 1,509 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, Colfontaine ranks 163rd of Belgium’s 565 municipalities and 16th of the 69 municipalities in Hainaut. By area it ranks 517th in Belgium.
The official language is French.
Population of Colfontaine since 2016
Between 1 January 2016 and 1 January 2026 the population of Colfontaine grew by 156 inhabitants (+0.8%), from 20,605 to 20,761. In the last year it changed by −52. The highest figure in this period was in 2025.
For population growth since 2016, Colfontaine ranks 488th of 565. Over the same period the province of Hainaut changed by +2.3% and Belgium by +5.3%.
Neighbouring municipalities
Colfontaine borders 4 municipalities:
Postcodes in Colfontaine
| Postcode | Places |
|---|---|
| 7340 | Pâturages, Warquignies, Wasmes |
Distances from Colfontaine
| To | km | miles |
|---|---|---|
| Mons | 10 | 6 |
| Charleroi | 42 | 26 |
| Kortrijk | 60 | 37 |
| Brussels | 64 | 40 |
| Namur | 73 | 45 |
| Ghent | 75 | 46 |
| Leuven | 81 | 50 |
| Mechelen | 81 | 51 |
| Antwerp | 102 | 63 |
| Bruges | 104 | 64 |
| Ostend | 110 | 69 |
| Hasselt | 119 | 74 |
| Liège | 126 | 78 |
| Arlon | 161 | 100 |
Straight line between the centres of the municipalities. By road it is usually 20–40% further. Calculate another distance →
Nearby municipalities
More about Colfontaine: Wikipedia.