What is the difference in average age of mothers at childbirth between Cayman Islands and New Zealand?

0.01 years, with Cayman Islands ahead.

How many years of comparable data are there for Cayman Islands and New Zealand?

74 years are reported by both, from 1950 to 2023.

Where does this data come from?

Human Fertility Database (2025); UN, World Population Prospects (2024) – processed by Our World in Data, published as Average age of mothers at childbirth. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Cayman Islands vs New Zealand: Average age of mothers at childbirth

Cayman Islands

30.65 years

in 2023

New Zealand

30.64 years

in 2023

Cayman Islands rank

53rd

New Zealand rank

54th

Average age of mothers at childbirth over time

Cayman Islands
New Zealand

How they compare

Cayman Islands currently reports 30.65 years against 30.64 years in New Zealand, a difference of 0.01 years.

The two have swapped places 5 times across 74 shared years of data; in 1950 it was New Zealand ahead.

Cayman Islands ranks 53rd and New Zealand ranks 54th of 236 countries.

Across the 8 decades both report, Cayman Islands averaged higher in 2 and New Zealand in 6.

Head to head by decade

Decade	Cayman Islands	New Zealand	Difference	Ahead
1950s	27.26 years	28 years	0.7394 years	New Zealand
1960s	27.46 years	27.2 years	0.2536 years	Cayman Islands
1970s	26.95 years	26.3 years	0.6465 years	Cayman Islands
1980s	26.28 years	27.02 years	0.7448 years	New Zealand
1990s	26.48 years	28.32 years	1.85 years	New Zealand
2000s	27.55 years	29.35 years	1.8 years	New Zealand
2010s	29.82 years	30.08 years	0.2642 years	New Zealand
2020s	30.62 years	30.62 years	0.0022 years	New Zealand

Averages of every year both report within each decade.

Frequently asked questions

Which has higher average age of mothers at childbirth, Cayman Islands or New Zealand?: Cayman Islands, at 30.65 years against 30.64 years in New Zealand as of 2023.
What is the difference in average age of mothers at childbirth between Cayman Islands and New Zealand?: 0.01 years, with Cayman Islands ahead.
How many years of comparable data are there for Cayman Islands and New Zealand?: 74 years are reported by both, from 1950 to 2023.
How do Cayman Islands and New Zealand rank globally for average age of mothers at childbirth?: Cayman Islands ranks 53rd and New Zealand ranks 54th of 236 countries.
Where does this data come from?: Human Fertility Database (2025); UN, World Population Prospects (2024) – processed by Our World in Data, published as Average age of mothers at childbirth. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Cayman Islands vs New Zealand: Average age of mothers at childbirth. Statizoid, drawing on Human Fertility Database (2025); UN, World Population Prospects (2024) – processed by Our World in Data. Retrieved 03 September 2026, from https://reference.statizoid.com/compare/period-average-age-of-mothers/cayman-islands/new-zealand/

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<a href="https://reference.statizoid.com/compare/period-average-age-of-mothers/cayman-islands/new-zealand/">Cayman Islands vs New Zealand: Average age of mothers at childbirth</a> — Statizoid

About this data

Indicator: Average age of mothers at childbirth
Unit: years
Source: Human Fertility Database (2025); UN, World Population Prospects (2024) – processed by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 236 places, 17,683 data points, 1891–2023
Last refreshed: 28 August 2026

Mean age of mothers at the birth of their children if women were subject throughout their lives to the age-specific fertility rates observed in a given year.