Ireland vs New Zealand: Population
Ireland
5.20 million people
in 2023
New Zealand
5.17 million people
in 2023
Ireland rank
122nd
New Zealand rank
123rd
Population over time
- Ireland
- New Zealand
How they compare
Ireland currently reports 5.20 million people against 5.17 million people in New Zealand, a difference of 23,790 people.
The two have swapped places 4 times across 74 shared years of data; in 1950 it was Ireland ahead.
Ireland ranks 122nd and New Zealand ranks 123rd of 238 countries.
Across the 8 decades both report, Ireland averaged higher in 6 and New Zealand in 2.
Head to head by decade
| Decade | Ireland | New Zealand | Difference | Ahead |
|---|---|---|---|---|
| 1950s | 2.90 million people | 2.12 million people | 780,104 people | Ireland |
| 1960s | 2.87 million people | 2.60 million people | 271,318 people | Ireland |
| 1970s | 3.16 million people | 3.03 million people | 132,608 people | Ireland |
| 1980s | 3.50 million people | 3.25 million people | 254,362 people | Ireland |
| 1990s | 3.62 million people | 3.64 million people | 27,400 people | New Zealand |
| 2000s | 4.15 million people | 4.09 million people | 57,706 people | Ireland |
| 2010s | 4.71 million people | 4.62 million people | 94,327 people | Ireland |
| 2020s | 5.08 million people | 5.12 million people | 41,120 people | New Zealand |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher population, Ireland or New Zealand?
- Ireland, at 5.20 million people against 5.17 million people in New Zealand as of 2023.
- What is the difference in population between Ireland and New Zealand?
- 23,790 people, with Ireland ahead.
- How many years of comparable data are there for Ireland and New Zealand?
- 74 years are reported by both, from 1950 to 2023.
- How do Ireland and New Zealand rank globally for population?
- Ireland ranks 122nd and New Zealand ranks 123rd of 238 countries.
- Where does this data come from?
- HYDE (2023); Gapminder (2022); UN WPP (2024) – with major processing by Our World in Data, published as Population. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Population by country, available from 10,000 BCE to 2023, based on data and estimates from different sources.