Which has higher median age vs. births per woman, Japan or Martinique?

Japan, at 48.96 years against 48.79 years in Martinique as of 2023.

How many years of comparable data are there for Japan and Martinique?

74 years are reported by both, from 1950 to 2023.

Where does this data come from?

UN, World Population Prospects (2024) – processed by Our World in Data, published as Median age vs. births per woman. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Japan vs Martinique: Median age vs. births per woman

Japan

48.96 years

in 2023

Martinique

48.79 years

in 2023

Japan rank

4th

Martinique rank

5th

Median age vs. births per woman over time

Japan
Martinique

How they compare

Japan currently reports 48.96 years against 48.79 years in Martinique, a difference of 0.17 years.

Across all 74 years both countries report, Japan has been ahead every year.

Japan ranks 4th and Martinique ranks 5th of 236 countries.

Japan has averaged higher in every one of the 8 decades both report.

Head to head by decade

Decade	Japan	Martinique	Difference	Ahead
1950s	22.65 years	18.63 years	4.02 years	Japan
1960s	26.36 years	17.18 years	9.19 years	Japan
1970s	29.59 years	18.45 years	11.14 years	Japan
1980s	34.14 years	24.06 years	10.08 years	Japan
1990s	38.73 years	31.09 years	7.64 years	Japan
2000s	42.34 years	35.83 years	6.52 years	Japan
2010s	45.69 years	42.75 years	2.93 years	Japan
2020s	48.33 years	48.07 years	0.2593 years	Japan

Averages of every year both report within each decade.

Frequently asked questions

Which has higher median age vs. births per woman, Japan or Martinique?: Japan, at 48.96 years against 48.79 years in Martinique as of 2023.
What is the difference in median age vs. births per woman between Japan and Martinique?: 0.17 years, with Japan ahead.
How many years of comparable data are there for Japan and Martinique?: 74 years are reported by both, from 1950 to 2023.
How do Japan and Martinique rank globally for median age vs. births per woman?: Japan ranks 4th and Martinique ranks 5th of 236 countries.
Where does this data come from?: UN, World Population Prospects (2024) – processed by Our World in Data, published as Median age vs. births per woman. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Japan vs Martinique: Median age vs. births per woman. Statizoid, drawing on UN, World Population Prospects (2024) – processed by Our World in Data. Retrieved 31 August 2026, from https://population.statizoid.com/compare/median-age-vs-births-per-woman/japan/martinique/

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About this data

Indicator: Median age vs. births per woman
Unit: years
Source: UN, World Population Prospects (2024) – processed by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 236 places, 17,464 data points, 1950–2023
Last refreshed: 28 August 2026

Age that divides the population into two halves of equal size — half are younger and half are older.