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

Poland
28.19 years
in 2022
United States of America
27.85 years
in 2023
Poland rank
24th
United States of America rank
27th

Average age of mothers at childbirth by birth order over time

  • Poland
  • United States of America
0102030193319782023

How they compare

Poland currently reports 28.19 years against 27.85 years in United States of America, a difference of 0.34 years.

The two have swapped places 6 times across 51 shared years of data; in 1971 it was Poland ahead.

Poland ranks 24th and United States of America ranks 27th of 33 countries.

Across the 6 decades both report, Poland averaged higher in 3 and United States of America in 3.

Head to head by decade

Decade Poland United States of America Difference Ahead
1970s 23.42 years 22.83 years 0.5989 years Poland
1980s 23.44 years 23.96 years 0.52 years United States of America
1990s 23.75 years 24.56 years 0.815 years United States of America
2000s 25.49 years 25.61 years 0.119 years United States of America
2010s 26.9 years 26.77 years 0.1233 years Poland
2020s 28.03 years 27.67 years 0.3633 years Poland

Averages of every year both report within each decade.

Frequently asked questions

Which has higher average age of mothers at childbirth by birth order, Poland or United States of America?
Poland, at 28.19 years against 27.85 years in United States of America as of 2022.
What is the difference in average age of mothers at childbirth by birth order between Poland and United States of America?
0.34 years, with Poland ahead.
How many years of comparable data are there for Poland and United States of America?
51 years are reported by both, from 1971 to 2022.
How do Poland and United States of America rank globally for average age of mothers at childbirth by birth order?
Poland ranks 24th 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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Poland 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 07 September 2026, from https://population.statizoid.com/compare/period-average-age-of-mothers-birth-order/poland/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.