Which has higher average age of mothers at childbirth, Belize or Nauru?

Belize, at 27.18 years against 27.15 years in Nauru as of 2023.

How many years of comparable data are there for Belize and Nauru?

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.

Belize vs Nauru: Average age of mothers at childbirth

Belize

27.18 years

in 2023

Nauru

27.15 years

in 2023

Belize rank

220th

Nauru rank

221st

Average age of mothers at childbirth over time

Belize
Nauru

How they compare

Belize currently reports 27.18 years against 27.15 years in Nauru, a difference of 0.03 years.

The two have swapped places 3 times across 74 shared years of data; in 1950 it was Nauru ahead.

Belize ranks 220th and Nauru ranks 221st of 236 countries.

Across the 8 decades both report, Belize averaged higher in 1 and Nauru in 7.

Head to head by decade

Decade	Belize	Nauru	Difference	Ahead
1950s	28.33 years	29.8 years	1.47 years	Nauru
1960s	28.28 years	29.65 years	1.37 years	Nauru
1970s	28.21 years	28.9 years	0.6817 years	Nauru
1980s	27.91 years	28.46 years	0.5436 years	Nauru
1990s	27.5 years	27.93 years	0.4304 years	Nauru
2000s	27.37 years	27.33 years	0.0326 years	Belize
2010s	27.02 years	27.43 years	0.4105 years	Nauru
2020s	27.15 years	27.17 years	0.015 years	Nauru

Averages of every year both report within each decade.

Frequently asked questions

Which has higher average age of mothers at childbirth, Belize or Nauru?: Belize, at 27.18 years against 27.15 years in Nauru as of 2023.
What is the difference in average age of mothers at childbirth between Belize and Nauru?: 0.03 years, with Belize ahead.
How many years of comparable data are there for Belize and Nauru?: 74 years are reported by both, from 1950 to 2023.
How do Belize and Nauru rank globally for average age of mothers at childbirth?: Belize ranks 220th and Nauru ranks 221st 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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Belize vs Nauru: 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/belize/naoero/

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<a href="https://reference.statizoid.com/compare/period-average-age-of-mothers/belize/naoero/">Belize vs Nauru: 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.