Iceland vs New Zealand: Natural population growth rate vs. median age

Iceland
0.4%
in 2023
New Zealand
0.4%
in 2023
Iceland rank
138th
New Zealand rank
140th

Natural population growth rate vs. median age over time

  • Iceland
  • New Zealand
0.511.52195019862023

How they compare

Iceland currently reports 0.4% against 0.4% in New Zealand, a difference of 0.0%.

That makes Iceland's figure about 1.1 times New Zealand's.

The two have swapped places 6 times across 74 shared years of data; in 1950 it was Iceland ahead.

Iceland ranks 138th and New Zealand ranks 140th of 236 countries.

Iceland has averaged higher in every one of the 8 decades both report.

Head to head by decade

Decade Iceland New Zealand Difference Ahead
1950s 2.1% 1.7% 0.4% Iceland
1960s 1.7% 1.5% 0.2% Iceland
1970s 1.3% 1.1% 0.2% Iceland
1980s 1.1% 0.8% 0.3% Iceland
1990s 1.0% 0.8% 0.1% Iceland
2000s 0.8% 0.7% 0.1% Iceland
2010s 0.7% 0.6% 0.1% Iceland
2020s 0.5% 0.4% 0.1% Iceland

Averages of every year both report within each decade.

Frequently asked questions

Which has higher natural population growth rate vs. median age, Iceland or New Zealand?
Iceland, at 0.4% against 0.4% in New Zealand as of 2023.
What is the difference in natural population growth rate vs. median age between Iceland and New Zealand?
0.0%, with Iceland ahead.
How many years of comparable data are there for Iceland and New Zealand?
74 years are reported by both, from 1950 to 2023.
How do Iceland and New Zealand rank globally for natural population growth rate vs. median age?
Iceland ranks 138th and New Zealand ranks 140th of 236 countries.
Where does this data come from?
UN, World Population Prospects (2024) – processed by Our World in Data, published as Natural population growth rate vs. median age. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Iceland vs New Zealand: Natural population growth rate vs. median age. Statizoid, drawing on UN, World Population Prospects (2024) – processed by Our World in Data. Retrieved 31 August 2026, from https://population.statizoid.com/compare/population-growth-rate-vs-median-age/iceland/new-zealand/

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About this data

Indicator
Natural population growth rate vs. median age
Unit
%
Source
UN, World Population Prospects (2024) – processed by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
236 places, 17,464 data points, 1950–2023
Last refreshed

Births minus deaths, as a share of the population. This is the part of population change that comes only from births and deaths, ignoring migration.