 
				Population in cities of more than 1 million as a share of population fell 0.314% to 26.9% in Belgium in 2024, according to the National Statistical Office.
Historically, population in cities of more than 1 million as a share of population in Belgium reached an all time high of 27.1% in 2021 and an all time low of 24.9% in 1967.
Belgium has been ranked 43rd within the group of 121 countries we follow in terms of population in cities of more than 1 million as a share of population, 5 places below the position seen 10 years ago.
| Population in Cities of More Than 1 million (As % of Population) | Unit | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 
| Austria | % | 21.5% | 21.6% | 21.6% | 21.7% | 21.7% | ||||||||||||||||
| Belgium | % | 27.0% | 27.0% | 27.1% | 27.1% | 27.1% | ||||||||||||||||
| Denmark | % | 22.8% | 22.9% | 23.1% | 23.2% | 23.2% | ||||||||||||||||
| France | % | 22.7% | 22.7% | 22.8% | 22.8% | 22.9% | ||||||||||||||||
| Germany | % | 9.58% | 9.60% | 9.63% | 9.66% | 9.62% | ||||||||||||||||
| Italy | % | 18.8% | 19.0% | 19.1% | 19.3% | 19.4% | ||||||||||||||||
| Luxembourg | % | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | ... | 
| Netherlands | % | 12.4% | 12.4% | 12.4% | 12.4% | 12.3% | ||||||||||||||||
| Poland | % | 4.66% | 4.68% | 4.75% | 4.84% | 4.87% | ||||||||||||||||
| Spain | % | 25.6% | 25.7% | 25.8% | 25.9% | 25.9% | ||||||||||||||||
| United Kingdom | % | 26.9% | 27.0% | 27.3% | 27.4% | 27.5% |