Denmark vs Ireland: Population on 1 January by age group, sex and citizenship
Denmark
5.99 million
in 2025
Ireland
5.44 million
in 2025
Denmark rank
22nd
Ireland rank
25th
Population on 1 January by age group, sex and citizenship over time
- Denmark
- Ireland
How they compare
Denmark currently reports 5.99 million against 5.44 million in Ireland, a difference of 552,450.
That makes Denmark's figure about 1.1 times Ireland's.
Across all 28 years both countries report, Denmark has been ahead every year.
Denmark ranks 22nd and Ireland ranks 25th of 43 countries.
Denmark has averaged higher in every one of the 4 decades both report.
Head to head by decade
| Decade | Denmark | Ireland | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 5.30 million | 3.71 million | 1.59 million | Denmark |
| 2000s | 5.41 million | 4.11 million | 1.30 million | Denmark |
| 2010s | 5.66 million | 4.70 million | 965,242 | Denmark |
| 2020s | 5.90 million | 5.22 million | 687,620 | Denmark |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher population on 1 january by age group, sex and citizenship, Denmark or Ireland?
- Denmark, at 5.99 million against 5.44 million in Ireland as of 2025.
- What is the difference in population on 1 january by age group, sex and citizenship between Denmark and Ireland?
- 552,450, with Denmark ahead.
- How many years of comparable data are there for Denmark and Ireland?
- 28 years are reported by both, from 1998 to 2025.
- How do Denmark and Ireland rank globally for population on 1 january by age group, sex and citizenship?
- Denmark ranks 22nd and Ireland ranks 25th of 43 countries.
- Where does this data come from?
- Eurostat, published as Population on 1 January by age group, sex and citizenship. Statizoid refreshes it automatically from the source and publishes the full history for both places.