Municipality · Province of Flemish Brabant · Flanders
Sint-Pieters-Leeuw
French Leeuw-Saint-Pierre
About Sint-Pieters-Leeuw
Sint-Pieters-Leeuw is a municipality in the province of Flemish Brabant in Flanders, Belgium. On 1 January 2026 it had 37,055 inhabitants on an area of 40.7 km², a population density of 911 inhabitants per km². That is higher than the average of 571 per km² in Flemish Brabant and higher than the Belgian average of 387 per km².
By population, Sint-Pieters-Leeuw ranks 61st of Belgium’s 565 municipalities and 7th of the 63 municipalities in Flemish Brabant. By area it ranks 292nd in Belgium.
The official language is Dutch.
Population of Sint-Pieters-Leeuw since 2016
Between 1 January 2016 and 1 January 2026 the population of Sint-Pieters-Leeuw grew by 3,543 inhabitants (+10.6%), from 33,512 to 37,055. In the last year it changed by +323.
For population growth since 2016, Sint-Pieters-Leeuw ranks 44th of 565. Over the same period the province of Flemish Brabant changed by +7.9% and Belgium by +5.3%.
Neighbouring municipalities
Sint-Pieters-Leeuw borders 7 municipalities:
Postcodes in Sint-Pieters-Leeuw
Distances from Sint-Pieters-Leeuw
| To | km | miles |
|---|---|---|
| Brussels | 13 | 8 |
| Mechelen | 30 | 19 |
| Leuven | 34 | 21 |
| Mons | 42 | 26 |
| Charleroi | 43 | 27 |
| Ghent | 48 | 30 |
| Antwerp | 53 | 33 |
| Namur | 57 | 36 |
| Kortrijk | 69 | 43 |
| Hasselt | 78 | 48 |
| Bruges | 88 | 55 |
| Liège | 96 | 60 |
| Ostend | 104 | 64 |
| Arlon | 166 | 103 |
Straight line between the centres of the municipalities. By road it is usually 20–40% further. Calculate another distance →
Nearby municipalities
More about Sint-Pieters-Leeuw: Wikipedia.