Which has higher average age of mothers at childbirth, Iceland or Jersey?

Iceland, at 30.84 years against 30.75 years in Jersey as of 2023.

What is the difference in average age of mothers at childbirth between Iceland and Jersey?

0.09 years, with Iceland ahead.

How many years of comparable data are there for Iceland and Jersey?

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

Where does this data come from?

Human Fertility Database (2026); UN, World Population Prospects (2024) – with major processing 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.

Iceland vs Jersey: Average age of mothers at childbirth

Iceland

30.84 years

in 2023

Jersey

30.75 years

in 2023

Iceland rank

46th

Jersey rank

48th

Average age of mothers at childbirth over time

Iceland
Jersey

How they compare

Iceland currently reports 30.84 years against 30.75 years in Jersey, a difference of 0.09 years.

The two have swapped places 4 times across 74 shared years of data; in 1950 it was Iceland ahead.

Iceland ranks 46th and Jersey ranks 48th of 236 countries.

Across the 8 decades both report, Iceland averaged higher in 7 and Jersey in 1.

Head to head by decade

Decade	Iceland	Jersey	Difference	Ahead
1950s	28.23 years	27.92 years	0.3039 years	Iceland
1960s	27.7 years	27.34 years	0.3641 years	Iceland
1970s	27.03 years	27 years	0.0284 years	Iceland
1980s	27.31 years	27.68 years	0.371 years	Jersey
1990s	28.55 years	28.25 years	0.3016 years	Iceland
2000s	29.41 years	29.14 years	0.2689 years	Iceland
2010s	30.34 years	30.14 years	0.2008 years	Iceland
2020s	30.8 years	30.73 years	0.065 years	Iceland

Averages of every year both report within each decade.

Frequently asked questions

Which has higher average age of mothers at childbirth, Iceland or Jersey?: Iceland, at 30.84 years against 30.75 years in Jersey as of 2023.
What is the difference in average age of mothers at childbirth between Iceland and Jersey?: 0.09 years, with Iceland ahead.
How many years of comparable data are there for Iceland and Jersey?: 74 years are reported by both, from 1950 to 2023.
How do Iceland and Jersey rank globally for average age of mothers at childbirth?: Iceland ranks 46th and Jersey ranks 48th of 236 countries.
Where does this data come from?: Human Fertility Database (2026); UN, World Population Prospects (2024) – with major processing 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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Iceland vs Jersey: Average age of mothers at childbirth. Statizoid, drawing on Human Fertility Database (2026); UN, World Population Prospects (2024) – with major processing by Our World in Data. Retrieved 08 November 2026, from https://reference.statizoid.com/compare/period-average-age-of-mothers/iceland/jersey/

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<a href="https://reference.statizoid.com/compare/period-average-age-of-mothers/iceland/jersey/">Iceland vs Jersey: Average age of mothers at childbirth</a> — Statizoid

About this data

Indicator: Average age of mothers at childbirth
Unit: years
Source: Human Fertility Database (2026); UN, World Population Prospects (2024) – with major processing 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: 30 October 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.