Which has higher average age of mothers at childbirth, Australia or Vatican?

Australia, at 31.39 years against 31.26 years in Vatican as of 2023.

What is the difference in average age of mothers at childbirth between Australia and Vatican?

0.13 years, with Australia ahead.

How many years of comparable data are there for Australia and Vatican?

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.

Australia vs Vatican: Average age of mothers at childbirth

Australia

31.39 years

in 2023

Vatican

31.26 years

in 2023

Australia rank

34th

Vatican rank

36th

Average age of mothers at childbirth over time

Australia
Vatican

How they compare

Australia currently reports 31.39 years against 31.26 years in Vatican, a difference of 0.13 years.

The two have swapped places 1 time across 74 shared years of data; in 1950 it was Vatican ahead.

Australia ranks 34th and Vatican ranks 36th of 236 countries.

Across the 8 decades both report, Australia averaged higher in 1 and Vatican in 7.

Head to head by decade

Decade	Australia	Vatican	Difference	Ahead
1950s	27.79 years	31.76 years	3.97 years	Vatican
1960s	27.39 years	32.21 years	4.81 years	Vatican
1970s	26.87 years	32.35 years	5.48 years	Vatican
1980s	27.63 years	32.35 years	4.72 years	Vatican
1990s	28.86 years	32.34 years	3.48 years	Vatican
2000s	29.98 years	32.24 years	2.26 years	Vatican
2010s	30.79 years	31.85 years	1.06 years	Vatican
2020s	31.36 years	31.36 years	0.0022 years	Australia

Averages of every year both report within each decade.

Frequently asked questions

Which has higher average age of mothers at childbirth, Australia or Vatican?: Australia, at 31.39 years against 31.26 years in Vatican as of 2023.
What is the difference in average age of mothers at childbirth between Australia and Vatican?: 0.13 years, with Australia ahead.
How many years of comparable data are there for Australia and Vatican?: 74 years are reported by both, from 1950 to 2023.
How do Australia and Vatican rank globally for average age of mothers at childbirth?: Australia ranks 34th and Vatican ranks 36th 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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Australia vs Vatican: 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/australia/vatican/

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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.