Belgium vs Romania: Population density - Regions

Belgium
11.88 million Persons
in 2025
Romania
19.04 million Persons
in 2025
Belgium rank
23rd
Romania rank
21st

Population density - Regions over time

  • Belgium
  • Romania
05.0M10.0M15.0M20.0M25.0M199020072025

How they compare

Romania currently reports 19.04 million Persons against 11.88 million Persons in Belgium, a difference of 7.16 million Persons.

That makes Romania's figure about 1.6 times Belgium's.

Across all 36 years both countries report, Romania has been ahead every year.

Belgium ranks 23rd and Romania ranks 21st of 51 countries.

Romania has averaged higher in every one of the 4 decades both report.

Head to head by decade

Decade Belgium Romania Difference Ahead
1990s 10.10 million Persons 22.77 million Persons 12.67 million Persons Romania
2000s 10.45 million Persons 21.47 million Persons 11.02 million Persons Romania
2010s 11.20 million Persons 19.88 million Persons 8.68 million Persons Romania
2020s 11.69 million Persons 19.12 million Persons 7.43 million Persons Romania

Averages of every year both report within each decade.

Frequently asked questions

Which has higher population density - regions, Belgium or Romania?
Romania, at 19.04 million Persons against 11.88 million Persons in Belgium as of 2025.
What is the difference in population density - regions between Belgium and Romania?
7.16 million Persons, with Romania ahead.
How many years of comparable data are there for Belgium and Romania?
36 years are reported by both, from 1990 to 2025.
How do Belgium and Romania rank globally for population density - regions?
Belgium ranks 23rd and Romania ranks 21st of 51 countries.
Where does this data come from?
Organisation for Economic Co-operation and Development, published as Population density - Regions. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Belgium vs Romania: Population density - Regions. Statizoid, drawing on Organisation for Economic Co-operation and Development. Retrieved 17 August 2026, from https://population.statizoid.com/compare/population-density-regions/belgium/romania/

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About this data

Indicator
Population density - Regions
Unit
Persons
Source
Organisation for Economic Co-operation and Development
Licence
OECD Terms and Conditions (attribution required)
Coverage
57 places, 1,906 data points, 1990–2025
Last refreshed

<p>This dataset provides indicators on population density and land areas, in large (TL2) regions and small (TL3) regions.</p> <p><strong>Data definition and source</strong></p> <p style="text-align: justify;">Population density per land area excludes inland water bodies. This indicator measures the number of people residing in small TL3 and large TL2 regions per square kilometers. Data is collected from Eurostat (reg_dem) for EU countries and via delegates of the OECD Working Party on Territorial Indicators (WPTI), as well as from national statistical offices' websites.</p> <p><strong>Definition of regions</strong></p> <p style="text-align: justify;">Regions are subnational units below national boundaries. OECD countries have two regional levels: large regions (territorial level 2 or TL2) and small regions (territorial level 3 or TL3). For more information, see the OECD Territorial grid <a href="https://webfs-cfe.oecd.org/files/.Stat/region/OECD_territorial-grid_TL2024.pdf">(pdf)</a> and the OECD Territorial Correspondence Table <a href="https://webfs-cfe.oecd.org/files/.Stat/region/OECD%20Territorial%20correspondence%20-%20TL2024c.xlsx">(xlsx)</a>.&nbsp;</p> <p><strong>Use of data on small regions</strong></p> <p style="text-align: justify;">When demographic data are analysed along with economic data using the TL3 level, it is advisable to aggregate data at the metropolitan region level when several TL3 regions are associated to the same metropolitan region. Metropolitan regions combine TL3 regions when 50% or more of the regional population live in a functionnal urban areas above 250 000 inhabitants. This approach corrects the distortions created by commuting, see the list of OECD metropolitan regions <a href="https://webfs-cfe.oecd.org/files/.Stat/region/OECD%20Territorial%20correspondence%20-%20TL2024c.xlsx">(xlsx)</a> and the EU methodology <a href="https://ec.europa.eu/eurostat/web/metropolitan-regions/background">(link)</a>.</p> <p><strong>Territorial typologies</strong></p> <p style="text-align: justify;">Small TL3 regions are categorized based on shared characteristics into regional typologies. See the demographic indicators aggregated by territorial typology at country level on the access to City typology <a href="https://data-explorer.oecd.org/vis?df[ds]=dsDisseminateFinalDMZ&amp;df[id]=DSD_REG_DEMO%40DF_REGION_TYPE_METRO&amp;df[ag]=OECD.CFE.EDS&amp;df[vs]=1.0">(link)</a> and by urban-rural typology <a href="https://data-explorer.oecd.org/vis?df[ds]=dsDisseminateFinalDMZ&amp;df[id]=DSD_REG_DEMO%40DF_REGION_TYPE_RURB&amp;df[ag]=OECD.CFE.EDS&amp;df[vs]=1.0">(link)</a>.&nbsp;</p> <p><strong>Cite this dataset</strong></p> <p>OECD Regions, Cities and Local Areas database&nbsp;<a href="http://oe.cd/geostats">http://oe.cd/geostats</a>.</p> <p><strong>Further information</strong></p> <ul> <li><a href="https://regions-cities-atlas.oecd.org/">OECD Regions and Cities Statistical Atlas</a>&nbsp;</li> <li><a href="https://www.oecd.org/en/publications/oecd-regions-and-cities-at-a-glance-2024_f42db3bf-en.html">OECD Regions and Cities at a Glance</a></li> </ul> <p>For questions and/or comments, please email <a href="mailto:RegionStat@oecd.org">RegionStat@oecd.org</a>.</p>