Iran, Islamic Republic of vs Sierra Leone: Population regions with projections, per capita

Iran, Islamic Republic of
1 units per person
in 2025
Sierra Leone
1 units per person
in 2025
Iran, Islamic Republic of rank
87th
Sierra Leone rank
86th

Population regions with projections, per capita over time

  • Iran, Islamic Republic of
  • Sierra Leone
00.20.40.60.81196019922025

How they compare

Iran, Islamic Republic of currently reports 1 units per person against 1 units per person in Sierra Leone, a difference of 0 units per person.

The two have swapped places 6 times across 66 shared years of data; in 1960 it was Sierra Leone ahead.

Iran, Islamic Republic of ranks 87th and Sierra Leone ranks 86th of 215 countries.

Iran, Islamic Republic of has averaged higher in every one of the 7 decades both report.

Head to head by decade

Decade Iran, Islamic Republic of Sierra Leone Difference Ahead
1960s 1 units per person 1 units per person 0 units per person
1970s 1 units per person 1 units per person 0 units per person
1980s 1 units per person 1 units per person 0 units per person Iran, Islamic Republic of
1990s 1 units per person 1 units per person 0 units per person Iran, Islamic Republic of
2000s 1 units per person 1 units per person 0 units per person Iran, Islamic Republic of
2010s 1 units per person 1 units per person 0 units per person
2020s 1 units per person 1 units per person 0 units per person

Averages of every year both report within each decade.

Frequently asked questions

Which has higher population regions with projections, per capita, Iran, Islamic Republic of or Sierra Leone?
Iran, Islamic Republic of, at 1 units per person against 1 units per person in Sierra Leone as of 2025.
What is the difference in population regions with projections, per capita between Iran, Islamic Republic of and Sierra Leone?
0 units per person, with Iran, Islamic Republic of ahead.
How many years of comparable data are there for Iran, Islamic Republic of and Sierra Leone?
66 years are reported by both, from 1960 to 2025.
How do Iran, Islamic Republic of and Sierra Leone rank globally for population regions with projections, per capita?
Iran, Islamic Republic of ranks 87th and Sierra Leone ranks 86th of 215 countries.
Where does this data come from?
Statizoid (derived), published as Population regions with projections, per capita. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Iran, Islamic Republic of vs Sierra Leone: Population regions with projections, per capita. Statizoid, drawing on Statizoid (derived). Retrieved 26 August 2026, from https://population.statizoid.com/compare/population-regions-with-projections-per-capita/iran-islamic-rep/sierra-leone/

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About this data

Indicator
Population regions with projections, per capita
Unit
units per person
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
215 places, 14,160 data points, 1960–2025
Last refreshed

Population regions with projections divided by Population, total, matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.