Guinea-Bissau vs Iran: Primary education, duration

Guinea-Bissau

6 years

in 2025

Iran

6 years

in 2025

Guinea-Bissau rank

25th

Iran rank

25th

Primary education, duration over time

Guinea-Bissau currently reports 6 years against 6 years in Iran, a difference of 0 years.

The two have swapped places 2 times across 56 shared years of data; in 1970 it was Iran ahead.

Globally, Guinea-Bissau ranks 25th and Iran ranks 25th of 210 countries.

Indicator: Primary 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: 256 places, 14,114 data points, 1970–2025
Last refreshed: 06 August 2026

Primary duration refers to the number of grades (years) in primary school.