Ireland vs Slovakia: Population

Ireland

5.20 million people

in 2023

Slovakia

5.52 million people

in 2023

Ireland rank

122nd

Slovakia rank

119th

Population over time

Slovakia currently reports 5.52 million people against 5.20 million people in Ireland, a difference of 321,430 people.

That makes Slovakia's figure about 1.1 times Ireland's.

Across all 74 years both countries report, Slovakia has been ahead every year.

Ireland ranks 122nd and Slovakia ranks 119th of 238 regions.

Indicator: Population
Unit: people
Source: HYDE (2023); Gapminder (2022); UN WPP (2024) – with major processing by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 239 places, 51,002 data points, 1000–2023
Last refreshed: 07 August 2026

Population by country, available from 10,000 BCE to 2023, based on data and estimates from different sources.