Municipality · Province of Flemish Brabant · Flanders
Rotselaar
French Rotselaer
About Rotselaar
Rotselaar is a municipality in the province of Flemish Brabant in Flanders, Belgium. On 1 January 2026 it had 17,807 inhabitants on an area of 37.2 km², a population density of 479 inhabitants per km². That is lower than the average of 571 per km² in Flemish Brabant and higher than the Belgian average of 387 per km².
By population, Rotselaar ranks 206th of Belgium’s 565 municipalities and 25th of the 63 municipalities in Flemish Brabant. By area it ranks 326th in Belgium.
The official language is Dutch.
Population of Rotselaar since 2016
Between 1 January 2016 and 1 January 2026 the population of Rotselaar grew by 1,368 inhabitants (+8.3%), from 16,439 to 17,807. In the last year it changed by +118.
For population growth since 2016, Rotselaar ranks 92nd of 565. Over the same period the province of Flemish Brabant changed by +7.9% and Belgium by +5.3%.
Neighbouring municipalities
Rotselaar borders 6 municipalities:
Distances from Rotselaar
| To | km | miles |
|---|---|---|
| Leuven | 9 | 5 |
| Mechelen | 21 | 13 |
| Brussels | 27 | 17 |
| Antwerp | 42 | 26 |
| Hasselt | 42 | 26 |
| Namur | 56 | 35 |
| Charleroi | 63 | 39 |
| Liège | 70 | 44 |
| Ghent | 72 | 44 |
| Mons | 78 | 48 |
| Kortrijk | 104 | 65 |
| Bruges | 111 | 69 |
| Ostend | 129 | 80 |
| 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 Rotselaar: Wikipedia.