Chad vs Nigeria
Chad vs Nigeria: Learning-adjusted schooling
Learning-adjusted schooling in 2020: 2.8 years in Chad and 5 years in Nigeria, by World Bank estimates. In 2020 the value was higher in Nigeria, by 2.2 years, or 1.78 times that in Chad.
years · World Bank
What the numbers say
- Nigeria has been higher in every year both have figures for since 2017.
- In 2020, Chad ranked 169 and Nigeria ranked 148 of 174 countries, counting from the highest.
Every year
years · World Bank
| Year | Chad | Nigeria |
|---|---|---|
| 2020 | 2.8 | 5 |
| 2018 | 2.9 | 5 |
| 2017 | 2.6 | 4.3 |
| 2010 | 2.8 | – |
Each country on its own
Good to know
- The years of school a child can expect by 18, cut to what students actually learn: the World Bank’s learning-adjusted years of school.
- Source: World Bank Human Capital Index, via Our World in Data.
- Ranks count the 174 countries with a value in 2020, highest first.
How the layers work, where their data comes from and what they can’t tell you: Countries through time
Chad vs Nigeria
Health
- Life expectancyChad: 55.1 years in 2023Nigeria: 54.5 years in 2023
- Child mortalityChad: 9.7 per 100 live births in 2024Nigeria: 11.6 per 100 live births in 2024
- Infant mortalityChad: 64.2 per 1,000 live births in 2023Nigeria: 69.5 per 1,000 live births in 2023
- Safe drinking waterChad: 6.2% in 2022Nigeria: 29% in 2022
- DepressionChad: 3.88% in 2017Nigeria: 3.92% in 2017
- Suicide rateChad: 11 per 100,000 people in 2017Nigeria: 7.5 per 100,000 people in 2017
People
- PopulationChad: 19.3 million people in 2023Nigeria: 228 million people in 2023
- Population growthChad: 5.71% a year in 2023Nigeria: 2.1% a year in 2023
- Fertility rateChad: 6.12 births per woman in 2023Nigeria: 4.48 births per woman in 2023
- Urban populationChad: 27.6% in 2025Nigeria: 63.8% in 2025
- Median ageChad: 15.4 years in 2023Nigeria: 17.8 years in 2023
- People aged 65 and overChad: 2.1% in 2023Nigeria: 3% in 2023
- Net migration rateChad: 25.7 per 1,000 people in 2023Nigeria: -0.3 per 1,000 people in 2023
Economy
Education
Politics
Conflict
Military
- Military spendingChad: 3.19% of GDP in 2025Nigeria: 0.91% of GDP in 2025
- Military spending in US dollarsChad: $598M in 2025Nigeria: $1.76B in 2025
- Military spending per personChad: $31 in 2025Nigeria: $9 in 2025
- Military share of state spendingChad: 15.5% of government spending in 2025Nigeria: 5.9% of government spending in 2025
- Armed forces personnelChad: 45,000 people in 2020Nigeria: 223,000 people in 2020
- National powerChad: 0.1% of world capability in 2022Nigeria: 1.16% of world capability in 2022
- Armed forces, share of workersChad: 0.85% of the labour force in 2020Nigeria: 0.23% of the labour force in 2020
- Arms importsChad: 4 million TIV in 2025Nigeria: 21 million TIV in 2025
- Arms exportsChad: 20 million TIV in 1987Nigeria: 4 million TIV in 2022