Guinea-Bissau vs Nigeria: Secondary education, duration

Guinea-Bissau

6 years

in 2025

Nigeria

6 years

in 2025

Guinea-Bissau rank

91st

Nigeria rank

91st

Secondary education, duration over time

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

Across all 56 years both countries report, Nigeria has been ahead every year.

Globally, Guinea-Bissau ranks 91st and Nigeria ranks 91st 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.