Monaco vs United Kingdom: Average age of mothers at childbirth

Monaco
30.85 years
in 2023
United Kingdom
30.91 years
in 2023
Monaco rank
45th
United Kingdom rank
42nd

Average age of mothers at childbirth over time

  • Monaco
  • United Kingdom
0102030195019862023

How they compare

United Kingdom currently reports 30.91 years against 30.85 years in Monaco, a difference of 0.06 years.

The two have swapped places 2 times across 74 shared years of data; in 1950 it was United Kingdom ahead.

Monaco ranks 45th and United Kingdom ranks 42nd of 236 countries.

Monaco has averaged higher in every one of the 8 decades both report.

Head to head by decade

Decade Monaco United Kingdom Difference Ahead
1950s 28.19 years 27.97 years 0.2236 years Monaco
1960s 27.97 years 27.33 years 0.6468 years Monaco
1970s 28.01 years 26.67 years 1.34 years Monaco
1980s 28.56 years 27.26 years 1.3 years Monaco
1990s 29.49 years 28.07 years 1.42 years Monaco
2000s 30.03 years 28.99 years 1.04 years Monaco
2010s 30.77 years 30.14 years 0.6327 years Monaco
2020s 30.87 years 30.87 years 0.0048 years Monaco

Averages of every year both report within each decade.

Frequently asked questions

Which has higher average age of mothers at childbirth, Monaco or United Kingdom?
United Kingdom, at 30.91 years against 30.85 years in Monaco as of 2023.
What is the difference in average age of mothers at childbirth between Monaco and United Kingdom?
0.06 years, with United Kingdom ahead.
How many years of comparable data are there for Monaco and United Kingdom?
74 years are reported by both, from 1950 to 2023.
How do Monaco and United Kingdom rank globally for average age of mothers at childbirth?
Monaco ranks 45th and United Kingdom ranks 42nd 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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Monaco vs United Kingdom: 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/monaco/united-kingdom/

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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

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.