Which has higher average age of mothers at childbirth, Bermuda or Japan?

Bermuda, at 32.1 years against 31.91 years in Japan as of 2023.

What is the difference in average age of mothers at childbirth between Bermuda and Japan?

0.19 years, with Bermuda ahead.

How many years of comparable data are there for Bermuda and Japan?

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.

Bermuda vs Japan: Average age of mothers at childbirth

Bermuda

32.1 years

in 2023

Japan

31.91 years

in 2023

Bermuda rank

13th

Japan rank

16th

Average age of mothers at childbirth over time

Bermuda
Japan

How they compare

Bermuda currently reports 32.1 years against 31.91 years in Japan, a difference of 0.19 years.

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

Bermuda ranks 13th and Japan ranks 16th of 236 countries.

Across the 8 decades both report, Bermuda averaged higher in 2 and Japan in 6.

Head to head by decade

Decade	Bermuda	Japan	Difference	Ahead
1950s	26.75 years	28.94 years	2.19 years	Japan
1960s	26.69 years	27.8 years	1.11 years	Japan
1970s	26.62 years	27.6 years	0.985 years	Japan
1980s	27.41 years	28.24 years	0.8291 years	Japan
1990s	28.06 years	29.32 years	1.26 years	Japan
2000s	29.51 years	29.98 years	0.4712 years	Japan
2010s	31.45 years	31.07 years	0.383 years	Bermuda
2020s	32.09 years	31.79 years	0.2955 years	Bermuda

Averages of every year both report within each decade.

Frequently asked questions

Which has higher average age of mothers at childbirth, Bermuda or Japan?: Bermuda, at 32.1 years against 31.91 years in Japan as of 2023.
What is the difference in average age of mothers at childbirth between Bermuda and Japan?: 0.19 years, with Bermuda ahead.
How many years of comparable data are there for Bermuda and Japan?: 74 years are reported by both, from 1950 to 2023.
How do Bermuda and Japan rank globally for average age of mothers at childbirth?: Bermuda ranks 13th and Japan ranks 16th 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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Bermuda vs Japan: 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/bermuda/japan/

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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.