Slovenia vs United Kingdom of Great Britain and Northern Ireland: Average age of mothers at childbirth by birth order

Slovenia
28.93 years
in 2019
United Kingdom of Great Britain and Northern Ireland
29.24 years
in 2022
Slovenia rank
20th
United Kingdom of Great Britain and Northern Ireland rank
18th

Average age of mothers at childbirth by birth order over time

  • Slovenia
  • United Kingdom of Great Britain and Northern Ireland
0102030198320022022

How they compare

United Kingdom of Great Britain and Northern Ireland currently reports 29.24 years against 28.93 years in Slovenia, a difference of 0.31 years.

The two have swapped places 1 time across 7 shared years of data; in 2013 it was Slovenia ahead.

Slovenia ranks 20th and United Kingdom of Great Britain and Northern Ireland ranks 18th of 33 countries.

Slovenia has averaged higher in every one of the 1 decades both report.

Frequently asked questions

Which has higher average age of mothers at childbirth by birth order, Slovenia or United Kingdom of Great Britain and Northern Ireland?
United Kingdom of Great Britain and Northern Ireland, at 29.24 years against 28.93 years in Slovenia as of 2022.
What is the difference in average age of mothers at childbirth by birth order between Slovenia and United Kingdom of Great Britain and Northern Ireland?
0.31 years, with United Kingdom of Great Britain and Northern Ireland ahead.
How many years of comparable data are there for Slovenia and United Kingdom of Great Britain and Northern Ireland?
7 years are reported by both, from 2013 to 2019.
How do Slovenia and United Kingdom of Great Britain and Northern Ireland rank globally for average age of mothers at childbirth by birth order?
Slovenia ranks 20th and United Kingdom of Great Britain and Northern Ireland ranks 18th of 33 countries.
Where does this data come from?
Human Fertility Database (2025) – processed by Our World in Data, published as Average age of mothers at childbirth by birth order. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Slovenia vs United Kingdom of Great Britain and Northern Ireland: Average age of mothers at childbirth by birth order. Statizoid, drawing on Human Fertility Database (2025) – processed by Our World in Data. Retrieved 09 September 2026, from https://population.statizoid.com/compare/period-average-age-of-mothers-birth-order/slovenia/united-kingdom/

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<a href="https://population.statizoid.com/compare/period-average-age-of-mothers-birth-order/slovenia/united-kingdom/">Slovenia vs United Kingdom of Great Britain and Northern Ireland: Average age of mothers at childbirth by birth order</a> — Statizoid

About this data

Indicator
Average age of mothers at childbirth by birth order
Unit
years
Source
Human Fertility Database (2025) – processed by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
33 places, 1,628 data points, 1933–2024
Last refreshed

Average age of mothers when they have their first child in a specific year. It is standardized for the age structure of the female population of reproductive age.