Municipality · Province of Hainaut · Wallonia
Lens
About Lens
Lens is a municipality in the province of Hainaut in Wallonia, Belgium. On 1 January 2026 it had 4,608 inhabitants on an area of 49.9 km², a population density of 92 inhabitants per km². That is lower than the average of 359 per km² in Hainaut and lower than the Belgian average of 387 per km².
By population, Lens ranks 506th of Belgium’s 565 municipalities and 64th of the 69 municipalities in Hainaut. By area it ranks 232nd in Belgium.
The official language is French.
Population of Lens since 2016
Between 1 January 2016 and 1 January 2026 the population of Lens grew by 224 inhabitants (+5.1%), from 4,384 to 4,608. In the last year it changed by −69. The highest figure in this period was in 2023.
For population growth since 2016, Lens ranks 266th of 565. Over the same period the province of Hainaut changed by +2.3% and Belgium by +5.3%.
Neighbouring municipalities
Lens borders 5 municipalities:
Postcodes in Lens
| Postcode | Places |
|---|---|
| 7870 | Bauffe, Cambron-Saint-Vincent, Lens, Lombise, Montignies-lez-Lens |
Distances from Lens
| To | km | miles |
|---|---|---|
| Mons | 14 | 9 |
| Charleroi | 41 | 25 |
| Brussels | 47 | 29 |
| Kortrijk | 52 | 32 |
| Ghent | 58 | 36 |
| Mechelen | 63 | 39 |
| Leuven | 66 | 41 |
| Namur | 69 | 43 |
| Antwerp | 83 | 52 |
| Bruges | 90 | 56 |
| Ostend | 99 | 62 |
| Hasselt | 107 | 67 |
| Liège | 119 | 74 |
| Arlon | 167 | 104 |
Straight line between the centres of the municipalities. By road it is usually 20–40% further. Calculate another distance →
Nearby municipalities
More about Lens: Wikipedia.