Aalst Population 2026
Aalst has a population of 77,534, making it the #17 biggest city in 🇧🇪 Belgium, located in Flanders. Roughly 0.7% of Belgium's population lives here. It is about 13× smaller than Brussels, the country's biggest city.
Population (city proper)
77,534
Rank in Belgium
#17
Coordinates
50.94°N, 4.04°E
~12 m elevation · Europe/Brussels
Distance to capital (Brussels)
24 km
15 miles, straight line
Other big cities in Flanders
Cities near Aalst
- Dendermonde45,673 people · ~11 km away
- Dilbeek39,482 people · ~19 km away
- Molenbeek-Saint-Jean97,037 people · ~22 km away
- Jette52,490 people · ~22 km away
- Anderlecht160,553 people · ~23 km away
- Grimbergen37,000 people · ~24 km away
FAQ
What is the population of Aalst?
Aalst has a population of 77,534 (city proper, latest official figure via GeoNames), making it the #17 biggest city in Belgium.
What region is Aalst in?
Aalst is located in Flanders, Belgium.
Is Aalst the capital of Belgium?
No, the capital of Belgium is Brussels, about 24 km away.
Sources & notes
Population refers to the city proper (municipal boundaries), not the metropolitan area. Source: GeoNames (CC BY 4.0), retrieved 2026-07-07. Country data: UN World Population Prospects 2024.
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