Number of people living in cities with more than 1 million residents in Ireland
Ireland: Number of people living in cities with more than 1 million residents was 1.08 million people in 2020. ◆ Volatile
Number of people living in cities with more than 1 million residents in Ireland, 1950–2020
Source: European Commission, Joint Research Centre (JRC) (2025) – with minor processing by Our World in Data. Measured in people.
Analysis
In 2020, number of people living in cities with more than 1 million residents in Ireland stood at 1.08 million people. That is the highest value across all 15 years on record.
That represents a change of up 5.9% over five years.
Over the whole period, number of people living in cities with more than 1 million residents in Ireland peaked at 1.08 million people in 2020 and was at its lowest, 0 people, in 1950.
Ireland ranks 122nd of 182 regions on this measure, in the middle of the range.
The series is highly variable year to year, so single readings are best treated with caution.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1950s | 0 people | 0 people | 0 people | 2 |
| 1960s | 0 people | 0 people | 0 people | 2 |
| 1970s | 0 people | 0 people | 0 people | 2 |
| 1980s | 0 people | 0 people | 0 people | 2 |
| 1990s | 0 people | 0 people | 0 people | 2 |
| 2000s | 0 people | 0 people | 0 people | 2 |
| 2010s | 512,155 people | 0 people | 1.02 million people | 2 |
| 2020s | 1.08 million people | 1.08 million people | 1.08 million people | 1 |
Countries ranked near Ireland
More reference data data for Ireland
- Spring temperature anomalies 1.01 °C (2026)
- Summer temperature anomalies 1.31 °C (2026)
- Temperature anomalies by month -0.6528 °C (2026)
- Universal right to vote in practice 2 (2025)
- Autumn temperature anomalies -0.5528 °C (2025)
- Winter temperature anomalies 0.8957 °C (2025)
- Consumer price index 130.04 2010 = 100 (2025)
- Universal right to vote 2 (2025)
- Competitive elections 1 (2025)
- Men's universal right to vote 1 (2025)
Frequently asked questions
- What is number of people living in cities with more than 1 million residents in Ireland?
- Number of people living in cities with more than 1 million residents in Ireland was 1.08 million people in 2020, according to European Commission, Joint Research Centre (JRC) (2025) – with minor processing by Our World in Data.
- What is the highest number of people living in cities with more than 1 million residents recorded in Ireland?
- The highest recorded value was 1.08 million people in 2020.
- What is the lowest number of people living in cities with more than 1 million residents recorded in Ireland?
- The lowest recorded value was 0 people in 1950.
- How does Ireland rank for number of people living in cities with more than 1 million residents?
- Ireland ranks 122nd out of 182 regions with data for 2020.
- Where does this Ireland data come from?
- The figures come from European Commission, Joint Research Centre (JRC) (2025) – with minor processing by Our World in Data, published as part of Number of people living in cities with more than 1 million residents. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 15 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Total population living in cities with 1 million or more people. City boundaries are defined using a consistent global approach based on satellite imagery and population data.