Japan vs Netherlands: Average age of mothers at childbirth by birth order
Japan
30.71 years
in 2023
Netherlands
30.31 years
in 2022
Japan rank
7th
Netherlands rank
9th
Average age of mothers at childbirth by birth order over time
- Japan
- Netherlands
How they compare
Japan currently reports 30.71 years against 30.31 years in Netherlands, a difference of 0.4 years.
The two have swapped places 2 times across 55 shared years of data; in 1968 it was Japan ahead.
Japan ranks 7th and Netherlands ranks 9th of 33 countries.
Across the 7 decades both report, Japan averaged higher in 4 and Netherlands in 3.
Head to head by decade
| Decade | Japan | Netherlands | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 25.87 years | 24.91 years | 0.95 years | Japan |
| 1970s | 25.78 years | 25.13 years | 0.65 years | Japan |
| 1980s | 26.5 years | 26.57 years | 0.066 years | Netherlands |
| 1990s | 27.64 years | 28.28 years | 0.635 years | Netherlands |
| 2000s | 28.53 years | 28.89 years | 0.36 years | Netherlands |
| 2010s | 29.84 years | 29.63 years | 0.216 years | Japan |
| 2020s | 30.46 years | 30.27 years | 0.1867 years | Japan |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher average age of mothers at childbirth by birth order, Japan or Netherlands?
- Japan, at 30.71 years against 30.31 years in Netherlands as of 2023.
- What is the difference in average age of mothers at childbirth by birth order between Japan and Netherlands?
- 0.4 years, with Japan ahead.
- How many years of comparable data are there for Japan and Netherlands?
- 55 years are reported by both, from 1968 to 2022.
- How do Japan and Netherlands rank globally for average age of mothers at childbirth by birth order?
- Japan ranks 7th and Netherlands ranks 9th 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.
Individual pages
About this data
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.