Costa Rica vs Ireland: Population: comparison of UN projections

Costa Rica
5.11 million people
in 2023
Ireland
5.20 million people
in 2023
Costa Rica rank
125th
Ireland rank
122nd

Population: comparison of UN projections over time

  • Costa Rica
  • Ireland
1.0M2.0M3.0M4.0M5.0M195019862023

How they compare

Ireland currently reports 5.20 million people against 5.11 million people in Costa Rica, a difference of 91,100 people.

The two have swapped places 4 times across 74 shared years of data; in 1950 it was Ireland ahead.

Costa Rica ranks 125th and Ireland ranks 122nd of 236 countries.

Across the 8 decades both report, Costa Rica averaged higher in 2 and Ireland in 6.

Head to head by decade

Decade Costa Rica Ireland Difference Ahead
1950s 1.09 million people 2.90 million people 1.81 million people Ireland
1960s 1.56 million people 2.87 million people 1.31 million people Ireland
1970s 2.07 million people 3.16 million people 1.09 million people Ireland
1980s 2.71 million people 3.50 million people 790,425 people Ireland
1990s 3.49 million people 3.62 million people 123,095 people Ireland
2000s 4.23 million people 4.15 million people 77,361 people Costa Rica
2010s 4.79 million people 4.71 million people 77,451 people Costa Rica
2020s 5.07 million people 5.08 million people 9,020 people Ireland

Averages of every year both report within each decade.

Frequently asked questions

Which has higher population: comparison of un projections, Costa Rica or Ireland?
Ireland, at 5.20 million people against 5.11 million people in Costa Rica as of 2023.
What is the difference in population: comparison of un projections between Costa Rica and Ireland?
91,100 people, with Ireland ahead.
How many years of comparable data are there for Costa Rica and Ireland?
74 years are reported by both, from 1950 to 2023.
How do Costa Rica and Ireland rank globally for population: comparison of un projections?
Costa Rica ranks 125th and Ireland ranks 122nd of 236 countries.
Where does this data come from?
UN, World Population Prospects (2024) – processed by Our World in Data, published as Population: comparison of UN projections. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Costa Rica vs Ireland: Population: comparison of UN projections. Statizoid, drawing on UN, World Population Prospects (2024) – processed by Our World in Data. Retrieved 29 August 2026, from https://population.statizoid.com/compare/comparison-of-world-population-projections/costa-rica/ireland/

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About this data

Indicator
Population: comparison of UN projections
Unit
people
Source
UN, World Population Prospects (2024) – processed by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
236 places, 17,464 data points, 1950–2023
Last refreshed

Total population, measured on 1 July of the year shown.