Population by age in Slovakia
Slovakia: Population by age was 5.42 million in 2025. ▬ Flat
Latest (2025)
5.42 million
Change on year
down 0.1%
World rank
49th
of 74 countries
All-time high
5.46 million
in 2021
All-time low
5.29 million
in 1990
Years of data
36
1990–2025
Population by age in Slovakia, 1990–2025
Source: UNICEF.
Analysis
The most recent figure for population by age in Slovakia is 5.42 million, measured in 2025.
The figure is down 0.1% on the previous year and down 0.0% over ten years.
Over the whole period, population by age in Slovakia peaked at 5.46 million in 2021 and was at its lowest, 5.29 million, in 1990.
Slovakia ranks 49th of 74 countries on this measure, in the middle of the range.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 5.34 million | 5.29 million | 5.39 million | 10 |
| 2000s | 5.38 million | 5.37 million | 5.40 million | 10 |
| 2010s | 5.42 million | 5.39 million | 5.45 million | 10 |
| 2020s | 5.44 million | 5.42 million | 5.46 million | 6 |
Countries ranked near Slovakia
More population data for Slovakia
- Projected population under age 5, annual growth rate -0.6992 % change on previous year (2100)
- Population growth rate -0.659 (2100)
- Population density 71.28 (2100)
- Projected population under age 5 131,931 (2100)
- Population growth rate by level of development -0.659 (2100)
- Fertility and wanted fertility, annual growth rate -2.01 % change on previous year (2024)
- Refugee population by country or territory of asylum, gaps filled 144,269 (2024)
- Refugee population by country or territory of asylum, per capita 0.0266 units per person (2024)
- Fertility vs unmet contraception, annual growth rate -2.01 % change on previous year (2024)
- Fertility vs contraception, annual growth rate -2.01 % change on previous year (2024)
Frequently asked questions
- What is population by age in Slovakia?
- Population by age in Slovakia was 5.42 million in 2025, according to UNICEF.
- What is the highest population by age recorded in Slovakia?
- The highest recorded value was 5.46 million in 2021.
- What is the lowest population by age recorded in Slovakia?
- The lowest recorded value was 5.29 million in 1990.
- How does Slovakia rank for population by age?
- Slovakia ranks 49th out of 74 countries with data for 2025.
- Is population by age rising or falling in Slovakia?
- Over the last ten years it is down 0.0%. The long-run trend across the full record is flat.
- Where does this Slovakia data come from?
- The figures come from UNICEF, published as part of Population by age. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 36 observations, free to reuse under UNICEF Terms of Use (attribution required).