Jersey vs Saint Martin (French part): Average age of mothers at childbirth

Jersey
30.75 years
in 2023
Saint Martin (French part)
30.83 years
in 2023
Jersey rank
48th
Saint Martin (French part) rank
47th

Average age of mothers at childbirth over time

  • Jersey
  • Saint Martin (French part)
0102030195019862023

How they compare

Saint Martin (French part) currently reports 30.83 years against 30.75 years in Jersey, a difference of 0.08 years.

The two have swapped places 4 times across 74 shared years of data; in 1950 it was Saint Martin (French part) ahead.

Jersey ranks 48th and Saint Martin (French part) ranks 47th of 236 countries.

Across the 8 decades both report, Jersey averaged higher in 1 and Saint Martin (French part) in 7.

Head to head by decade

Decade Jersey Saint Martin (French part) Difference Ahead
1950s 27.92 years 29.91 years 1.98 years Saint Martin (French part)
1960s 27.34 years 30 years 2.66 years Saint Martin (French part)
1970s 27 years 28.85 years 1.85 years Saint Martin (French part)
1980s 27.68 years 28.56 years 0.8758 years Saint Martin (French part)
1990s 28.25 years 28.84 years 0.5902 years Saint Martin (French part)
2000s 29.14 years 29.38 years 0.2395 years Saint Martin (French part)
2010s 30.14 years 29.97 years 0.162 years Jersey
2020s 30.73 years 30.81 years 0.0765 years Saint Martin (French part)

Averages of every year both report within each decade.

Frequently asked questions

Which has higher average age of mothers at childbirth, Jersey or Saint Martin (French part)?
Saint Martin (French part), at 30.83 years against 30.75 years in Jersey as of 2023.
What is the difference in average age of mothers at childbirth between Jersey and Saint Martin (French part)?
0.08 years, with Saint Martin (French part) ahead.
How many years of comparable data are there for Jersey and Saint Martin (French part)?
74 years are reported by both, from 1950 to 2023.
How do Jersey and Saint Martin (French part) rank globally for average age of mothers at childbirth?
Jersey ranks 48th and Saint Martin (French part) ranks 47th 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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Jersey vs Saint Martin (French part): 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 31 August 2026, from https://reference.statizoid.com/compare/period-average-age-of-mothers/jersey/st-martin-french-part/

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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

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.