Which has higher average age of mothers at childbirth, Oman or Portugal?

Portugal, at 31.73 years against 31.65 years in Oman as of 2023.

What is the difference in average age of mothers at childbirth between Oman and Portugal?

0.08 years, with Portugal ahead.

How many years of comparable data are there for Oman and Portugal?

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.

Oman vs Portugal: Average age of mothers at childbirth

Oman

31.65 years

in 2023

Portugal

31.73 years

in 2023

Oman rank

23rd

Portugal rank

21st

Average age of mothers at childbirth over time

Oman
Portugal

How they compare

Portugal currently reports 31.73 years against 31.65 years in Oman, a difference of 0.08 years.

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

Oman ranks 23rd and Portugal ranks 21st of 236 countries.

Across the 8 decades both report, Oman averaged higher in 5 and Portugal in 3.

Head to head by decade

Decade	Oman	Portugal	Difference	Ahead
1950s	29.44 years	30.08 years	0.6414 years	Portugal
1960s	29.44 years	29.51 years	0.0643 years	Portugal
1970s	29.45 years	28.32 years	1.14 years	Oman
1980s	29.45 years	27.17 years	2.28 years	Oman
1990s	29.82 years	27.92 years	1.9 years	Oman
2000s	31.06 years	29.15 years	1.91 years	Oman
2010s	31.05 years	30.7 years	0.3511 years	Oman
2020s	31.63 years	31.69 years	0.062 years	Portugal

Averages of every year both report within each decade.

Frequently asked questions

Which has higher average age of mothers at childbirth, Oman or Portugal?: Portugal, at 31.73 years against 31.65 years in Oman as of 2023.
What is the difference in average age of mothers at childbirth between Oman and Portugal?: 0.08 years, with Portugal ahead.
How many years of comparable data are there for Oman and Portugal?: 74 years are reported by both, from 1950 to 2023.
How do Oman and Portugal rank globally for average age of mothers at childbirth?: Oman ranks 23rd and Portugal ranks 21st 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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Oman vs Portugal: 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/oman/portugal/

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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.