Total population of Belgium 2009-2023

In 2023, the population of Belgium was approximately 11.7 million, and has grown by about 113,500 compared to 2022, when the population was 11.58 million.

How is the population distributed by region?

The population of Belgium is divided into three regions: the Flemish, Walloon, and Brussels-capital regions. The population of these regions is not distributed equally. In 2021, the Flemish region had 6.65 million inhabitants, compared to 3.65 million in the Walloon region and 1.22 million in the Brussels-capital region. The distribution between the regions has remained similar since 2009, with population increases in all regions staying relatively similar. With the population of Belgium expected to grow to 11.91 million by 2031, it will be interesting to see where these people will settle themselves.

How does Belgium’s population compare to the rest of Europe?

In 2021, Belgium had the 12th largest population in Europe, putting Belgium one place above Czechia and one below the Netherlands. Russia is the most populated European country with 145.9 million residents, meaning it has about 12.5 times the population of Belgium. The least populated country in Europe other than Vatican city is Gibraltar, with 34,000 inhabitants, meaning it has 0.3 percent of the population of Belgium.