Japan vs San Marino: Population ages 80 and above, female, per square kilometre

Japan
22.1 units per square kilometre
in 2023
San Marino
21.5 units per square kilometre
in 2023
Japan rank
8th
San Marino rank
9th

Population ages 80 and above, female, per square kilometre over time

  • Japan
  • San Marino
05101520196119922023

How they compare

Japan currently reports 22.1 units per square kilometre against 21.5 units per square kilometre in San Marino, a difference of 0.6 units per square kilometre.

The two have swapped places 1 time across 63 shared years of data; in 1961 it was San Marino ahead.

Japan ranks 8th and San Marino ranks 9th of 215 countries.

Across the 7 decades both report, Japan averaged higher in 1 and San Marino in 6.

Head to head by decade

Decade Japan San Marino Difference Ahead
1960s 1.43 units per square kilometre 2.38 units per square kilometre 0.9506 units per square kilometre San Marino
1970s 2.1 units per square kilometre 3.33 units per square kilometre 1.23 units per square kilometre San Marino
1980s 3.84 units per square kilometre 5.2 units per square kilometre 1.37 units per square kilometre San Marino
1990s 6.96 units per square kilometre 8.48 units per square kilometre 1.52 units per square kilometre San Marino
2000s 11.63 units per square kilometre 13.07 units per square kilometre 1.44 units per square kilometre San Marino
2010s 17.43 units per square kilometre 18.61 units per square kilometre 1.18 units per square kilometre San Marino
2020s 21.26 units per square kilometre 20.79 units per square kilometre 0.4697 units per square kilometre Japan

Averages of every year both report within each decade.

Frequently asked questions

Which has higher population ages 80 and above, female, per square kilometre, Japan or San Marino?
Japan, at 22.1 units per square kilometre against 21.5 units per square kilometre in San Marino as of 2023.
What is the difference in population ages 80 and above, female, per square kilometre between Japan and San Marino?
0.6 units per square kilometre, with Japan ahead.
How many years of comparable data are there for Japan and San Marino?
63 years are reported by both, from 1961 to 2023.
How do Japan and San Marino rank globally for population ages 80 and above, female, per square kilometre?
Japan ranks 8th and San Marino ranks 9th of 215 countries.
Where does this data come from?
Statizoid (derived), published as Population ages 80 and above, female, per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Individual pages

Share, cite or embed this page

Cite this page

Japan vs San Marino: Population ages 80 and above, female, per square kilometre. Statizoid, drawing on Statizoid (derived). Retrieved 14 September 2026, from https://health.statizoid.com/compare/population-ages-80-and-above-female-per-square-kilometre/japan/san-marino/

Embed or link this data

Paste this into a page to link back to these figures. The data itself is free to reuse under Derived by Statizoid from the sources named on the page; please keep the attribution.

<a href="https://health.statizoid.com/compare/population-ages-80-and-above-female-per-square-kilometre/japan/san-marino/">Japan vs San Marino: Population ages 80 and above, female, per square kilometre</a> — Statizoid

About this data

Indicator
Population ages 80 and above, female, per square kilometre
Unit
units per square kilometre
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
259 places, 15,029 data points, 1961–2023
Last refreshed

Population ages 80 and above, female divided by Land area (sq. km), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.