Population on 1 January by age group, sex and citizenship in Belgium

Belgium: Population on 1 January by age group, sex and citizenship was 11.88 million Number in 2025. ▲ Rising

Latest (2025)
11.88 million Number
Change on year
up 0.6%
World rank
13th
of 42 countries
All-time high
11.88 million Number
in 2025
All-time low
10.19 million Number
in 1998
Years of data
28
1998–2025

Population on 1 January by age group, sex and citizenship in Belgium, 1998–2025

02.5M5.0M7.5M10.0M12.5M1998201120251998: 10.2M Number1999: 10.2M Number2000: 10.2M Number2001: 10.3M Number2002: 10.3M Number2003: 10.4M Number2004: 10.4M Number2005: 10.4M Number2006: 10.5M Number2007: 10.6M Number2008: 10.7M Number2009: 10.8M Number2010: 10.8M Number2011: 11.0M Number2012: 11.1M Number2013: 11.1M Number2014: 11.2M Number2015: 11.2M Number2016: 11.3M Number2017: 11.4M Number2018: 11.4M Number2019: 11.5M Number2020: 11.5M Number2021: 11.6M Number2022: 11.6M Number2023: 11.7M Number2024: 11.8M Number2025: 11.9M Number

Source: Eurostat. Measured in Number.

Analysis

In 2025, population on 1 january by age group, sex and citizenship in Belgium stood at 11.88 million Number. That is the highest value across all 28 years on record.

That represents a change of up 0.6% on the previous year and up 5.8% over ten years.

Over the whole period, population on 1 january by age group, sex and citizenship in Belgium peaked at 11.88 million Number in 2025 and was at its lowest, 10.19 million Number, in 1998.

Belgium ranks 13th of 42 countries on this measure, in the middle of the range.

The long-run direction has been consistently rising across the 28 years of available data.

Population on 1 January by age group, sex and citizenship in Belgium, year by year

Annual values for Population on 1 January by age group, sex and citizenship in Belgium, 1998 to 2025.
Year Number Change
1998 10.19 million Number
1999 10.21 million Number +0.2%
2000 10.24 million Number +0.2%
2001 10.26 million Number +0.2%
2002 10.31 million Number +0.5%
2003 10.36 million Number +0.4%
2004 10.40 million Number +0.4%
2005 10.45 million Number +0.5%
2006 10.51 million Number +0.6%
2007 10.58 million Number +0.7%
2008 10.67 million Number +0.8%
2009 10.75 million Number +0.8%
2010 10.84 million Number +0.8%
2011 11.00 million Number +1.5%
2012 11.08 million Number +0.7%
2013 11.14 million Number +0.6%
2014 11.18 million Number +0.4%
2015 11.24 million Number +0.5%
2016 11.31 million Number +0.7%
2017 11.35 million Number +0.4%
2018 11.40 million Number +0.4%
2019 11.46 million Number +0.5%
2020 11.52 million Number +0.6%
2021 11.55 million Number +0.3%
2022 11.62 million Number +0.5%
2023 11.74 million Number +1.1%
2024 11.82 million Number +0.6%
2025 11.88 million Number +0.6%

Averages by decade

DecadeAverage LowestHighest Years
1990s 10.20 million Number 10.19 million Number 10.21 million Number 2
2000s 10.45 million Number 10.24 million Number 10.75 million Number 10
2010s 11.20 million Number 10.84 million Number 11.46 million Number 10
2020s 11.69 million Number 11.52 million Number 11.88 million Number 6

Countries ranked near Belgium

  1. 10 Romania 19.04 million Number compare
  2. 11 Netherlands 18.04 million Number compare
  3. 11 Netherlands 18.04 million Number compare
  4. 14 Czechia 10.91 million Number compare
  5. 15 Portugal 10.75 million Number compare
  6. 16 Sweden 10.59 million Number compare

See the full ranking of 43 places →

More population data for Belgium

All data for Belgium →

Frequently asked questions

What is population on 1 january by age group, sex and citizenship in Belgium?
Population on 1 january by age group, sex and citizenship in Belgium was 11.88 million Number in 2025, according to Eurostat.
What is the highest population on 1 january by age group, sex and citizenship recorded in Belgium?
The highest recorded value was 11.88 million Number in 2025.
What is the lowest population on 1 january by age group, sex and citizenship recorded in Belgium?
The lowest recorded value was 10.19 million Number in 1998.
How does Belgium rank for population on 1 january by age group, sex and citizenship?
Belgium ranks 13th out of 42 countries with data for 2025.
Is population on 1 january by age group, sex and citizenship rising or falling in Belgium?
Over the last ten years it is up 5.8%. The long-run trend across the full record is rising.
Where does this Belgium data come from?
The figures come from Eurostat, published as part of Population on 1 January by age group, sex and citizenship. Statizoid updates them automatically from the source API.

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Population on 1 January by age group, sex and citizenship in Belgium. Statizoid, drawing on Eurostat. Retrieved 01 September 2026, from https://population.statizoid.com/stat/population-on-1-january-by-age-group-sex-and-citizenship/belgium/

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About this data

Indicator
Population on 1 January by age group, sex and citizenship
Unit
Number
Source
Eurostat
Licence
CC BY 4.0 (Eurostat)
Coverage
43 places, 1,053 data points, 1998–2025
Last refreshed