Which has higher life expectancy, Japan or Monaco?

Monaco, at 86.37 years against 84.71 years in Japan as of 2023.

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

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

Where does this data come from?

Riley (2005); Zijdeman et al. (2015); HMD (2025); UN WPP (2024) – with major processing by Our World in Data, published as Life expectancy. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Japan vs Monaco: Life expectancy

Japan

84.71 years

in 2023

Monaco

86.37 years

in 2023

Japan rank

4th

Monaco rank

1st

Life expectancy over time

Japan
Monaco

How they compare

Monaco currently reports 86.37 years against 84.71 years in Japan, a difference of 1.66 years.

The two have swapped places 2 times across 74 shared years of data; in 1950 it was Monaco ahead.

Japan ranks 4th and Monaco ranks 1st of 236 countries.

Across the 8 decades both report, Japan averaged higher in 2 and Monaco in 6.

Head to head by decade

Decade	Japan	Monaco	Difference	Ahead
1950s	64.23 years	69.93 years	5.7 years	Monaco
1960s	70.1 years	72.7 years	2.6 years	Monaco
1970s	74.16 years	73.79 years	0.3702 years	Japan
1980s	77.66 years	77.11 years	0.5465 years	Japan
1990s	79.87 years	80.71 years	0.8363 years	Monaco
2000s	82.1 years	83.59 years	1.49 years	Monaco
2010s	83.66 years	85.39 years	1.73 years	Monaco
2020s	84.5 years	85.83 years	1.33 years	Monaco

Averages of every year both report within each decade.

Frequently asked questions

Which has higher life expectancy, Japan or Monaco?: Monaco, at 86.37 years against 84.71 years in Japan as of 2023.
What is the difference in life expectancy between Japan and Monaco?: 1.66 years, with Monaco ahead.
How many years of comparable data are there for Japan and Monaco?: 74 years are reported by both, from 1950 to 2023.
How do Japan and Monaco rank globally for life expectancy?: Japan ranks 4th and Monaco ranks 1st of 236 countries.
Where does this data come from?: Riley (2005); Zijdeman et al. (2015); HMD (2025); UN WPP (2024) – with major processing by Our World in Data, published as Life expectancy. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Japan vs Monaco: Life expectancy. Statizoid, drawing on Riley (2005); Zijdeman et al. (2015); HMD (2025); UN WPP (2024) – with major processing by Our World in Data. Retrieved 23 September 2026, from https://health.statizoid.com/compare/life-expectancy/japan/monaco/

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<a href="https://health.statizoid.com/compare/life-expectancy/japan/monaco/">Japan vs Monaco: Life expectancy</a> — Statizoid

About this data

Indicator: Life expectancy
Unit: years
Source: Riley (2005); Zijdeman et al. (2015); HMD (2025); UN WPP (2024) – with major processing by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 236 places, 19,452 data points, 1543–2023
Last refreshed: 17 September 2026

Period life expectancy is the number of years the average person born in a certain year would live if they experienced the same chances of dying at each age as people did that year.