Japan vs Taiwan: Period average age of mothers

Japan
31.91
in 2023
Taiwan
31.88
in 2023
Japan rank
16th
Taiwan rank
19th

Period average age of mothers over time

  • Japan
  • Taiwan
0102030194719852023

How they compare

Japan currently reports 31.91 against 31.88 in Taiwan, a difference of 0.03.

The two have swapped places 5 times across 74 shared years of data; in 1950 it was Taiwan ahead.

Japan ranks 16th and Taiwan ranks 19th of 236 countries.

Across the 8 decades both report, Japan averaged higher in 5 and Taiwan in 3.

Head to head by decade

Decade Japan Taiwan Difference Ahead
1950s 28.94 30.4 1.47 Taiwan
1960s 27.8 28.81 1 Taiwan
1970s 27.6 26.81 0.7928 Japan
1980s 28.24 26.45 1.79 Japan
1990s 29.32 27.59 1.72 Japan
2000s 29.98 28.89 1.09 Japan
2010s 31.07 31.08 0.0059 Taiwan
2020s 31.79 31.77 0.023 Japan

Averages of every year both report within each decade.

Frequently asked questions

Which has higher period average age of mothers, Japan or Taiwan?
Japan, at 31.91 against 31.88 in Taiwan as of 2023.
What is the difference in period average age of mothers between Japan and Taiwan?
0.03, with Japan ahead.
How many years of comparable data are there for Japan and Taiwan?
74 years are reported by both, from 1950 to 2023.
How do Japan and Taiwan rank globally for period average age of mothers?
Japan ranks 16th and Taiwan ranks 19th of 236 countries.
Where does this data come from?
Our World in Data, published as Period average age of mothers. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Japan vs Taiwan: Period average age of mothers. Statizoid, drawing on Our World in Data. Retrieved 11 November 2026, from https://reference.statizoid.com/compare/period-average-age-of-mothers/japan/taiwan/

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About this data

Indicator
Period average age of mothers
Source
Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
236 places, 17,683 data points, 1891–2023
Last refreshed