Population by age in Slovenia
Slovenia: Population by age was 2.13 million in 2025. β² Rising
Population by age in Slovenia, 1990β2025
Source: UNICEF.
Analysis
The most recent figure for population by age in Slovenia is 2.13 million, measured in 2025. That is the highest value across all 36 years on record.
Compared with earlier readings it is up 0.3% on the previous year and up 3.3% over ten years.
Over the whole period, population by age in Slovenia peaked at 2.13 million in 2025 and was at its lowest, 1.98 million, in 1999.
Slovenia ranks 59th of 74 countries on this measure, in the bottom quarter.
The long-run direction has been consistently rising across the 36 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 1.99 million | 1.98 million | 2.00 million | 10 |
| 2000s | 2.00 million | 1.99 million | 2.03 million | 10 |
| 2010s | 2.06 million | 2.05 million | 2.08 million | 10 |
| 2020s | 2.11 million | 2.10 million | 2.13 million | 6 |
Countries ranked near Slovenia
- 56 Lithuania 2.89 million compare
- 57 Republic of Moldova 2.42 million compare
- 58 Albania 2.36 million compare
- 60 Latvia 1.86 million compare
- 61 North Macedonia 1.82 million compare
- 62 Kosovo (UNSCR 1244) 1.77 million compare
More population data for Slovenia
- Population growth rate by level of development -0.27 (2100)
- Projected population under age 5 66,504 (2100)
- Population density 81.05 (2100)
- Population growth rate -0.27 (2100)
- Projected population under age 5, annual growth rate -0.0661 % change on previous year (2100)
- Fertility and wanted fertility 1.52 (2024)
- Refugee population by country or territory of asylum 12,524 (2024)
- Fertility vs unmet contraception 1.52 (2024)
- Fertility vs contraception 1.52 (2024)
- Fertility vs contraception, annual growth rate 0.6623 % change on previous year (2024)
Frequently asked questions
- What is population by age in Slovenia?
- Population by age in Slovenia was 2.13 million in 2025, according to UNICEF.
- What is the highest population by age recorded in Slovenia?
- The highest recorded value was 2.13 million in 2025.
- What is the lowest population by age recorded in Slovenia?
- The lowest recorded value was 1.98 million in 1999.
- How does Slovenia rank for population by age?
- Slovenia ranks 59th out of 74 countries with data for 2025.
- Is population by age rising or falling in Slovenia?
- Over the last ten years it is up 3.3%. The long-run trend across the full record is rising.
- Where does this Slovenia 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 Β· JSON β 36 observations, free to reuse under UNICEF Terms of Use (attribution required).