Ireland vs Spain: Average age of mothers at childbirth by birth order

Ireland
30.95 years
in 2022
Spain
31.5 years
in 2023
Ireland rank
6th
Spain rank
3rd

Average age of mothers at childbirth by birth order over time

  • Ireland
  • Spain
0102030195519892023

How they compare

Spain currently reports 31.5 years against 30.95 years in Ireland, a difference of 0.55 years.

The two have swapped places 1 time across 48 shared years of data; in 1975 it was Ireland ahead.

Ireland ranks 6th and Spain ranks 3rd of 33 countries.

Across the 6 decades both report, Ireland averaged higher in 2 and Spain in 4.

Head to head by decade

Decade Ireland Spain Difference Ahead
1970s 25.6 years 24.88 years 0.72 years Ireland
1980s 26.13 years 25.77 years 0.361 years Ireland
1990s 27.13 years 28.1 years 0.978 years Spain
2000s 28.44 years 29.31 years 0.871 years Spain
2010s 29.88 years 30.56 years 0.686 years Spain
2020s 30.96 years 31.43 years 0.4767 years Spain

Averages of every year both report within each decade.

Frequently asked questions

Which has higher average age of mothers at childbirth by birth order, Ireland or Spain?
Spain, at 31.5 years against 30.95 years in Ireland as of 2023.
What is the difference in average age of mothers at childbirth by birth order between Ireland and Spain?
0.55 years, with Spain ahead.
How many years of comparable data are there for Ireland and Spain?
48 years are reported by both, from 1975 to 2022.
How do Ireland and Spain rank globally for average age of mothers at childbirth by birth order?
Ireland ranks 6th and Spain ranks 3rd 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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Ireland vs Spain: Average age of mothers at childbirth by birth order. Statizoid, drawing on Human Fertility Database (2025) – processed by Our World in Data. Retrieved 01 September 2026, from https://population.statizoid.com/compare/period-average-age-of-mothers-birth-order/ireland/spain/

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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.