Costa Rica vs Singapore: Historical population data

Costa Rica
5.25 million Persons
in 2025
Singapore
4.20 million Persons
in 2025
Costa Rica rank
38th
Singapore rank
39th

Historical population data over time

  • Costa Rica
  • Singapore
1.0M2.0M3.0M4.0M5.0M195019872025

How they compare

Costa Rica currently reports 5.25 million Persons against 4.20 million Persons in Singapore, a difference of 1.05 million Persons.

That makes Costa Rica's figure about 1.2 times Singapore's.

The two have swapped places 1 time across 76 shared years of data; in 1950 it was Singapore ahead.

Costa Rica ranks 38th and Singapore ranks 39th of 43 countries.

Across the 8 decades both report, Costa Rica averaged higher in 5 and Singapore in 3.

Head to head by decade

Decade Costa Rica Singapore Difference Ahead
1950s 1.05 million Persons 1.29 million Persons 237,600 Persons Singapore
1960s 1.50 million Persons 1.86 million Persons 359,383 Persons Singapore
1970s 1.99 million Persons 2.23 million Persons 242,874 Persons Singapore
1980s 2.63 million Persons 2.46 million Persons 170,281 Persons Costa Rica
1990s 3.45 million Persons 2.99 million Persons 467,945 Persons Costa Rica
2000s 4.21 million Persons 3.47 million Persons 735,681 Persons Costa Rica
2010s 4.83 million Persons 3.89 million Persons 938,826 Persons Costa Rica
2020s 5.18 million Persons 4.11 million Persons 1.07 million Persons Costa Rica

Averages of every year both report within each decade.

Frequently asked questions

Which has higher historical population data, Costa Rica or Singapore?
Costa Rica, at 5.25 million Persons against 4.20 million Persons in Singapore as of 2025.
What is the difference in historical population data between Costa Rica and Singapore?
1.05 million Persons, with Costa Rica ahead.
How many years of comparable data are there for Costa Rica and Singapore?
76 years are reported by both, from 1950 to 2025.
How do Costa Rica and Singapore rank globally for historical population data?
Costa Rica ranks 38th and Singapore ranks 39th of 43 countries.
Where does this data come from?
Organisation for Economic Co-operation and Development, published as Historical population data. 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

Costa Rica vs Singapore: Historical population data. Statizoid, drawing on Organisation for Economic Co-operation and Development. Retrieved 20 August 2026, from https://population.statizoid.com/compare/historical-population-data/costa-rica/singapore/

Embed or link this data

Paste this into a page to link back to these figures. The data itself is free to reuse under OECD Terms and Conditions (attribution required); please keep the attribution.

<a href="https://population.statizoid.com/compare/historical-population-data/costa-rica/singapore/">Costa Rica vs Singapore: Historical population data</a> — Statizoid

About this data

Indicator
Historical population data
Unit
Persons
Source
Organisation for Economic Co-operation and Development
Licence
OECD Terms and Conditions (attribution required)
Coverage
56 places, 4,256 data points, 1950–2025
Last refreshed

This dataset presents annual population data from 1961 by sex and five year age groups as well as the share of children, youth, the elderly, old-age and total dependency ratios. The data is available for all member countries as well as for the EU27 and G20 countries, Argentina, Brazil, China, India, Indonesia, Russia, Saudi Arabia, Singapore, South Africa and the World total. The data refer to mid-year estimates of the population. See country details in Historical population metadata.