Municipality · Province of Namur · Wallonia
Onhaye
About Onhaye
Onhaye is a municipality in the province of Namur in Wallonia, Belgium. On 1 January 2026 it had 3,262 inhabitants on an area of 65.6 km², a population density of 50 inhabitants per km². That is lower than the average of 138 per km² in Namur and lower than the Belgian average of 387 per km².
By population, Onhaye ranks 538th of Belgium’s 565 municipalities and 36th of the 38 municipalities in Namur. By area it ranks 162nd in Belgium.
The official language is French.
Population of Onhaye since 2016
Between 1 January 2016 and 1 January 2026 the population of Onhaye grew by 98 inhabitants (+3.1%), from 3,164 to 3,262. In the last year it changed by +19. The highest figure in this period was in 2023.
For population growth since 2016, Onhaye ranks 378th of 565. Over the same period the province of Namur changed by +3.5% and Belgium by +5.3%.
Neighbouring municipalities
Onhaye borders 5 municipalities:
Distances from Onhaye
| To | km | miles |
|---|---|---|
| Namur | 23 | 14 |
| Charleroi | 32 | 20 |
| Mons | 63 | 39 |
| Liège | 69 | 43 |
| Leuven | 70 | 43 |
| Brussels | 75 | 46 |
| Hasselt | 82 | 51 |
| Mechelen | 89 | 55 |
| Arlon | 96 | 59 |
| Antwerp | 115 | 72 |
| Ghent | 119 | 74 |
| Kortrijk | 125 | 78 |
| Bruges | 157 | 98 |
| Ostend | 170 | 105 |
Straight line between the centres of the municipalities. By road it is usually 20–40% further. Calculate another distance →
Nearby municipalities
More about Onhaye: Wikipedia.