Bulgaria vs Ireland: Population on 1st January by age, sex and type of projection

Bulgaria
4.64 million Person
in 2100
Ireland
6.23 million Person
in 2100
Bulgaria rank
22nd
Ireland rank
19th

Population on 1st January by age, sex and type of projection over time

  • Bulgaria
  • Ireland
02.0M4.0M6.0M202520622100

How they compare

Ireland currently reports 6.23 million Person against 4.64 million Person in Bulgaria, a difference of 1.60 million Person.

That makes Ireland's figure about 1.3 times Bulgaria's.

The two have swapped places 1 time across 76 shared years of data; in 2025 it was Bulgaria ahead.

Bulgaria ranks 22nd and Ireland ranks 19th of 38 countries.

Across the 9 decades both report, Bulgaria averaged higher in 2 and Ireland in 7.

Head to head by decade

Decade Bulgaria Ireland Difference Ahead
2020s 6.37 million Person 5.60 million Person 775,522 Person Bulgaria
2030s 6.05 million Person 5.97 million Person 71,856 Person Bulgaria
2040s 5.63 million Person 6.30 million Person 669,839 Person Ireland
2050s 5.29 million Person 6.52 million Person 1.23 million Person Ireland
2060s 5.00 million Person 6.58 million Person 1.58 million Person Ireland
2070s 4.79 million Person 6.53 million Person 1.75 million Person Ireland
2080s 4.68 million Person 6.44 million Person 1.76 million Person Ireland
2090s 4.64 million Person 6.31 million Person 1.67 million Person Ireland
2100s 4.64 million Person 6.23 million Person 1.60 million Person Ireland

Averages of every year both report within each decade.

Frequently asked questions

Which has higher population on 1st january by age, sex and type of projection, Bulgaria or Ireland?
Ireland, at 6.23 million Person against 4.64 million Person in Bulgaria as of 2100.
What is the difference in population on 1st january by age, sex and type of projection between Bulgaria and Ireland?
1.60 million Person, with Ireland ahead.
How many years of comparable data are there for Bulgaria and Ireland?
76 years are reported by both, from 2025 to 2100.
How do Bulgaria and Ireland rank globally for population on 1st january by age, sex and type of projection?
Bulgaria ranks 22nd and Ireland ranks 19th of 38 countries.
Where does this data come from?
Eurostat, published as Population on 1st January by age, sex and type of projection. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Bulgaria vs Ireland: Population on 1st January by age, sex and type of projection. Statizoid, drawing on Eurostat. Retrieved 11 September 2026, from https://population.statizoid.com/compare/population-on-1st-january-by-age-sex-and-type-of-projection/bulgaria/ireland/

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About this data

Indicator
Population on 1st January by age, sex and type of projection
Unit
Person
Source
Eurostat
Licence
CC BY 4.0 (Eurostat)
Coverage
40 places, 3,040 data points, 2025–2100
Last refreshed