Bulgaria vs Oman: Secondary education, duration

Bulgaria

8 years

in 2025

Oman

8 years

in 2025

Bulgaria rank

3rd

Oman rank

3rd

Secondary education, duration over time

Bulgaria currently reports 8 years against 8 years in Oman, a difference of 0 years.

The two have swapped places 1 time across 56 shared years of data; in 1970 it was Bulgaria ahead.

Globally, Bulgaria ranks 3rd and Oman ranks 3rd of 209 countries.

Indicator: Secondary education, duration (years)
Unit: years
Source: Data API, UN Educational, Scientific and Cultural Organization (UNESCO)
Licence: CC BY 4.0 (World Bank Open Data)
Coverage: 255 places, 13,986 data points, 1970–2025
Last refreshed: 06 August 2026

Secondary duration refers to the number of grades (years) in secondary school.