Iran vs North Korea: Theoretical duration of secondary education (years)
Iran
6 years
in 2025
North Korea
6 years
in 2025
Iran rank
99th
North Korea rank
99th
Theoretical duration of secondary education (years) over time
- Iran
- North Korea
How they compare
Iran currently reports 6 years against 6 years in North Korea, a difference of 0 years.
The two have swapped places 2 times across 56 shared years of data; in 1970 it was North Korea ahead.
Iran ranks 99th and North Korea ranks 99th of 221 countries.
Iran has averaged higher in every one of the 6 decades both report.
Head to head by decade
| Decade | Iran | North Korea | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 6.2 years | 6 years | 0.2 years | Iran |
| 1980s | 7 years | 6 years | 1 years | Iran |
| 1990s | 7 years | 6 years | 1 years | Iran |
| 2000s | 7 years | 6 years | 1 years | Iran |
| 2010s | 6.3 years | 6 years | 0.3 years | Iran |
| 2020s | 6 years | 6 years | 0 years | — |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher theoretical duration of secondary education, Iran or North Korea?
- Iran, at 6 years against 6 years in North Korea as of 2025.
- What is the difference in theoretical duration of secondary education between Iran and North Korea?
- 0 years, with Iran ahead.
- How many years of comparable data are there for Iran and North Korea?
- 56 years are reported by both, from 1970 to 2025.
- How do Iran and North Korea rank globally for theoretical duration of secondary education?
- Iran ranks 99th and North Korea ranks 99th of 221 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