Iran, Islamic Republic of vs Singapore: Population density of the capital city

Iran, Islamic Republic of
8,910 people per km²
in 2100
Singapore
9,068 people per km²
in 2100
Iran, Islamic Republic of rank
34th
Singapore rank
32nd

Population density of the capital city over time

  • Iran, Islamic Republic of
  • Singapore
05.0k10.0k15.0k202020602100

How they compare

Singapore currently reports 9,068 people per km² against 8,910 people per km² in Iran, Islamic Republic of, a difference of 158 people per km².

Across all 17 years both countries report, Singapore has been ahead every year.

Iran, Islamic Republic of ranks 34th and Singapore ranks 32nd of 191 countries.

Singapore has averaged higher in every one of the 9 decades both report.

Head to head by decade

Decade Iran, Islamic Republic of Singapore Difference Ahead
2020s 11,520 people per km² 13,306 people per km² 1,786 people per km² Singapore
2030s 11,463 people per km² 13,594 people per km² 2,131 people per km² Singapore
2040s 11,348 people per km² 13,527 people per km² 2,179 people per km² Singapore
2050s 11,248 people per km² 13,186 people per km² 1,938 people per km² Singapore
2060s 10,910 people per km² 12,690 people per km² 1,779 people per km² Singapore
2070s 10,412 people per km² 11,789 people per km² 1,376 people per km² Singapore
2080s 9,800 people per km² 10,772 people per km² 971.38 people per km² Singapore
2090s 9,283 people per km² 9,836 people per km² 552.92 people per km² Singapore
2100s 8,910 people per km² 9,068 people per km² 157.61 people per km² Singapore

Averages of every year both report within each decade.

Frequently asked questions

Which has higher population density of the capital city, Iran, Islamic Republic of or Singapore?
Singapore, at 9,068 people per km² against 8,910 people per km² in Iran, Islamic Republic of as of 2100.
What is the difference in population density of the capital city between Iran, Islamic Republic of and Singapore?
158 people per km², with Singapore ahead.
How many years of comparable data are there for Iran, Islamic Republic of and Singapore?
17 years are reported by both, from 2020 to 2100.
How do Iran, Islamic Republic of and Singapore rank globally for population density of the capital city?
Iran, Islamic Republic of ranks 34th and Singapore ranks 32nd of 191 countries.
Where does this data come from?
European Commission, Joint Research Centre (JRC) (2025) – with minor processing by Our World in Data, published as Population density of the capital city. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Iran, Islamic Republic of vs Singapore: Population density of the capital city. Statizoid, drawing on European Commission, Joint Research Centre (JRC) (2025) – with minor processing by Our World in Data. Retrieved 06 September 2026, from https://population.statizoid.com/compare/population-density-of-the-capital-city/iran-islamic-rep/singapore/

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About this data

Indicator
Population density of the capital city
Unit
people per km²
Source
European Commission, Joint Research Centre (JRC) (2025) – with minor processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
191 places, 3,183 data points, 2020–2100
Last refreshed

Projected number of people per km² of land area in the country's capital city. City boundaries are defined using a consistent global approach based on satellite imagery and population data.