Slovakia vs United States of America: Average age of mothers at childbirth by birth order

Slovakia
27.67 years
in 2014
United States of America
27.85 years
in 2023
Slovakia rank
28th
United States of America rank
27th

Average age of mothers at childbirth by birth order over time

  • Slovakia
  • United States of America
0102030193319782023

How they compare

United States of America currently reports 27.85 years against 27.67 years in Slovakia, a difference of 0.18 years.

The two have swapped places 2 times across 65 shared years of data; in 1950 it was Slovakia ahead.

Slovakia ranks 28th and United States of America ranks 27th of 33 countries.

Across the 7 decades both report, Slovakia averaged higher in 3 and United States of America in 4.

Head to head by decade

Decade Slovakia United States of America Difference Ahead
1950s 23.17 years 22.77 years 0.397 years Slovakia
1960s 22.63 years 22.36 years 0.274 years Slovakia
1970s 22.71 years 22.79 years 0.073 years United States of America
1980s 22.64 years 23.96 years 1.31 years United States of America
1990s 23.02 years 24.56 years 1.55 years United States of America
2000s 25.45 years 25.61 years 0.155 years United States of America
2010s 27.44 years 26.44 years 1.01 years Slovakia

Averages of every year both report within each decade.

Frequently asked questions

Which has higher average age of mothers at childbirth by birth order, Slovakia or United States of America?
United States of America, at 27.85 years against 27.67 years in Slovakia as of 2023.
What is the difference in average age of mothers at childbirth by birth order between Slovakia and United States of America?
0.18 years, with United States of America ahead.
How many years of comparable data are there for Slovakia and United States of America?
65 years are reported by both, from 1950 to 2014.
How do Slovakia and United States of America rank globally for average age of mothers at childbirth by birth order?
Slovakia ranks 28th and United States of America ranks 27th 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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Slovakia vs United States of America: Average age of mothers at childbirth by birth order. Statizoid, drawing on Human Fertility Database (2025) – processed by Our World in Data. Retrieved 12 September 2026, from https://population.statizoid.com/compare/period-average-age-of-mothers-birth-order/slovak-republic/united-states/

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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.