Population in largest city in Ireland
Ireland: Population in largest city was 1.30 million in 2025. ▲ Rising
Population in largest city in Ireland, 1960–2025
Source: World Urbanization Prospects 2018, United Nations (UN).
Analysis
In 2025, population in largest city in Ireland stood at 1.30 million. That is the highest value across all 66 years on record.
The figure is up 1.1% on the previous year and up 11.7% over ten years.
Over the whole period, population in largest city in Ireland peaked at 1.30 million in 2025 and was at its lowest, 661,202, in 1960.
That places Ireland 115th out of 153 countries with data for 2025, putting it in the bottom quarter.
The long-run direction has been consistently rising across the 66 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 713,171 | 661,202 | 762,337 | 10 |
| 1970s | 827,518 | 771,083 | 888,927 | 10 |
| 1980s | 916,836 | 903,491 | 920,721 | 10 |
| 1990s | 944,241 | 916,386 | 979,819 | 10 |
| 2000s | 1.03 million | 988,539 | 1.09 million | 10 |
| 2010s | 1.16 million | 1.10 million | 1.21 million | 10 |
| 2020s | 1.26 million | 1.23 million | 1.30 million | 6 |
Countries ranked near Ireland
More urban development data for Ireland
- Population in the largest city 36.7% (2025)
- Population density 77.1 people per sq. km of land area (2023)
- PM2.5 air pollution, mean annual exposure 7.51 micrograms per cubic meter (2023)
- Population in urban agglomerations of more than 1 million 1.30 million (2025)
- PM2.5 air pollution, population exposed to levels exceeding WHO guidel 0.3% (2017)
Frequently asked questions
- What is population in largest city in Ireland?
- Population in largest city in Ireland was 1.30 million in 2025, according to World Urbanization Prospects 2018, United Nations (UN).
- What is the highest population in largest city recorded in Ireland?
- The highest recorded value was 1.30 million in 2025.
- What is the lowest population in largest city recorded in Ireland?
- The lowest recorded value was 661,202 in 1960.
- How does Ireland rank for population in largest city?
- Ireland ranks 115th out of 153 countries with data for 2025.
- Is population in largest city rising or falling in Ireland?
- Over the last ten years it is up 11.7%. The long-run trend across the full record is rising.
- Where does this Ireland data come from?
- The figures come from World Urbanization Prospects 2018, United Nations (UN), published as part of Population in largest city. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 66 observations, free to reuse under CC BY 4.0 (World Bank Open Data).
About this data
Population in largest city is the urban population living in the country's largest metropolitan area.