Population on 1 January by age group, sex and citizenship in Ireland
Ireland: Population on 1 January by age group, sex and citizenship was 5.44 million in 2025. ▲ Rising
Latest (2025)
5.44 million
Change on year
up 1.7%
World rank
25th
of 43 countries
All-time high
5.44 million
in 2025
All-time low
3.69 million
in 1998
Years of data
28
1998–2025
Population on 1 January by age group, sex and citizenship in Ireland, 1998–2025
Source: Eurostat.
Analysis
Ireland recorded 5.44 million for population on 1 january by age group, sex and citizenship in 2025. That is the highest value across all 28 years on record.
That represents a change of up 1.7% on the previous year and up 16.3% over ten years.
Over the whole period, population on 1 january by age group, sex and citizenship in Ireland peaked at 5.44 million in 2025 and was at its lowest, 3.69 million, in 1998.
Ireland ranks 25th of 43 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 Ireland, year by year
| Year | Value | Change |
|---|---|---|
| 1998 | 3.69 million | — |
| 1999 | 3.73 million | +1.0% |
| 2000 | 3.78 million | +1.2% |
| 2001 | 3.83 million | +1.5% |
| 2002 | 3.90 million | +1.7% |
| 2003 | 3.96 million | +1.7% |
| 2004 | 4.03 million | +1.6% |
| 2005 | 4.11 million | +2.1% |
| 2006 | 4.21 million | +2.3% |
| 2007 | 4.34 million | +3.1% |
| 2008 | 4.46 million | +2.7% |
| 2009 | 4.52 million | +1.4% |
| 2010 | 4.55 million | +0.6% |
| 2011 | 4.57 million | +0.5% |
| 2012 | 4.59 million | +0.4% |
| 2013 | 4.61 million | +0.4% |
| 2014 | 4.64 million | +0.6% |
| 2015 | 4.68 million | +0.9% |
| 2016 | 4.73 million | +1.0% |
| 2017 | 4.80 million | +1.5% |
| 2018 | 4.86 million | +1.2% |
| 2019 | 4.94 million | +1.7% |
| 2020 | 5.01 million | +1.5% |
| 2021 | 5.07 million | +1.1% |
| 2022 | 5.15 million | +1.7% |
| 2023 | 5.27 million | +2.3% |
| 2024 | 5.35 million | +1.5% |
| 2025 | 5.44 million | +1.7% |
Ireland compared with similar countries
- Ireland's 5.44 million is below the median for Europe & Central Asia, which is 9.05 million, 60% of the median. (31 countries reporting)
- Ireland's 5.44 million is below the median for high income countries, which is 7.74 million, 70% of the median. (32 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 3.71 million | 3.69 million | 3.73 million | 2 |
| 2000s | 4.11 million | 3.78 million | 4.52 million | 10 |
| 2010s | 4.70 million | 4.55 million | 4.94 million | 10 |
| 2020s | 5.22 million | 5.01 million | 5.44 million | 6 |
Countries ranked near Ireland
More population data for Ireland
- Population regions with projections, annual growth rate -0.4488 % change on previous year (2100)
- Urban and rural population 2050, annual growth rate -1.68 % change on previous year (2050)
- Population long run with projections, annual growth rate -0.4488 % change on previous year (2100)
- Un population 2024 vs 2022, annual growth rate -0.1157 % change on previous year (2100)
- Africa's Development Dynamics (AfDD) Table 05 - Demographic estimates 5,725 Persons (2050)
- Africa's Development Dynamics (AfDD) Table 03 - Annual population 0.5372 Percent per annum (2030)
- Projected population under age 5, annual growth rate -0.1844 % change on previous year (2100)
- Population growth rate -0.455 (2100)
- Population density 76.73 (2100)
- Projected population under age 5 217,052 (2100)
Frequently asked questions
- What is population on 1 january by age group, sex and citizenship in Ireland?
- Population on 1 january by age group, sex and citizenship in Ireland was 5.44 million in 2025, according to Eurostat.
- What is the highest population on 1 january by age group, sex and citizenship recorded in Ireland?
- The highest recorded value was 5.44 million in 2025.
- What is the lowest population on 1 january by age group, sex and citizenship recorded in Ireland?
- The lowest recorded value was 3.69 million in 1998.
- How does Ireland rank for population on 1 january by age group, sex and citizenship?
- Ireland ranks 25th out of 43 countries with data for 2025.
- Is population on 1 january by age group, sex and citizenship rising or falling in Ireland?
- Over the last ten years it is up 16.3%. The long-run trend across the full record is rising.
- Where does this Ireland 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.
Download this data
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