Bulgaria vs Serbia: Theoretical duration of secondary education
Bulgaria
8 years
in 2025
Serbia
8 years
in 2025
Bulgaria rank
3rd
Serbia rank
3rd
Theoretical duration of secondary education over time
- Bulgaria
- Serbia
How they compare
Bulgaria currently reports 8 years against 8 years in Serbia, a difference of 0 years.
Across all 56 years both countries report, Serbia has been ahead every year.
Bulgaria ranks 3rd and Serbia ranks 3rd of 215 countries.
Serbia has averaged higher in every one of the 6 decades both report.
Head to head by decade
| Decade | Bulgaria | Serbia | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 7 years | 8 years | 1 years | Serbia |
| 1980s | 7 years | 8 years | 1 years | Serbia |
| 1990s | 7.1 years | 8 years | 0.9 years | Serbia |
| 2000s | 8 years | 8 years | 0 years | — |
| 2010s | 8 years | 8 years | 0 years | — |
| 2020s | 8 years | 8 years | 0 years | — |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher theoretical duration of secondary education, Bulgaria or Serbia?
- Bulgaria, at 8 years against 8 years in Serbia as of 2025.
- What is the difference in theoretical duration of secondary education between Bulgaria and Serbia?
- 0 years, with Bulgaria ahead.
- How many years of comparable data are there for Bulgaria and Serbia?
- 56 years are reported by both, from 1970 to 2025.
- How do Bulgaria and Serbia rank globally for theoretical duration of secondary education?
- Bulgaria ranks 3rd and Serbia ranks 3rd of 215 countries.
- Where does this data come from?
- UNESCO Institute for Statistics, published as Theoretical duration of secondary education (years). Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
February 2026 Data Release