Population by age groups in Bulgaria
Bulgaria: Population by age groups was 6.44 million in 2025. ▼ Falling
Population by age groups in Bulgaria, 1990–2025
Source: UNICEF.
Analysis
The most recent figure for population by age groups in Bulgaria is 6.44 million, measured in 2025. That is the lowest value across all 36 years on record.
That represents a change of down 0.1% on the previous year and down 8.4% over ten years.
Over the whole period, population by age groups in Bulgaria peaked at 8.77 million in 1990 and was at its lowest, 6.44 million, in 2025.
Bulgaria ranks 41st of 74 countries on this measure, in the middle of the range.
The long-run direction has been consistently falling across the 36 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 8.46 million | 8.23 million | 8.77 million | 10 |
| 2000s | 7.76 million | 7.47 million | 8.19 million | 10 |
| 2010s | 7.07 million | 6.66 million | 7.42 million | 10 |
| 2020s | 6.49 million | 6.44 million | 6.57 million | 6 |
Countries ranked near Bulgaria
More population data for Bulgaria
- Africa's Development Dynamics (AfDD) Table 05 - Demographic estimates 5,187 Persons (2050)
- Africa's Development Dynamics (AfDD) Table 03 - Annual population -0.8803 Percent per annum (2030)
- Projected population under age 5, annual growth rate -0.921 % change on previous year (2100)
- Population growth rate -0.733 (2100)
- Population density 32.53 (2100)
- Projected population under age 5 146,527 (2100)
- Population growth rate by level of development -0.733 (2100)
- Africa's Development Dynamics (AfDD) Table 05 - Demographic estimates -0.8802 % change on previous year (2030)
- Fertility and wanted fertility, annual growth rate -4.97 % change on previous year (2024)
- Refugee population by country or territory of asylum, gaps filled 108,747 (2024)
Frequently asked questions
- What is population by age groups in Bulgaria?
- Population by age groups in Bulgaria was 6.44 million in 2025, according to UNICEF.
- What is the highest population by age groups recorded in Bulgaria?
- The highest recorded value was 8.77 million in 1990.
- What is the lowest population by age groups recorded in Bulgaria?
- The lowest recorded value was 6.44 million in 2025.
- How does Bulgaria rank for population by age groups?
- Bulgaria ranks 41st out of 74 countries with data for 2025.
- Is population by age groups rising or falling in Bulgaria?
- Over the last ten years it is down 8.4%. The long-run trend across the full record is falling.
- Where does this Bulgaria data come from?
- The figures come from UNICEF, published as part of Population by age groups. 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).