School life expectancy, primary to tertiary, both sexes in Chad
Chad: School life expectancy, primary to tertiary, both sexes was 7.14 years in 2015. ▲ Rising
School life expectancy, primary to tertiary, both sexes in Chad, 1971–2015
Source: UNESCO Institute for Statistics. Measured in years.
Analysis
The most recent figure for school life expectancy, primary to tertiary, both sexes in Chad is 7.14 years, measured in 2015.
Compared with earlier readings it is down 6.9% on the previous year and up 32.8% over ten years.
Over the whole period, school life expectancy, primary to tertiary, both sexes in Chad peaked at 7.67 years in 2014 and was at its lowest, 1.98 years, in 1972.
Chad ranks 178th of 186 countries on this measure, in the bottom quarter.
The long-run direction has been consistently rising across the 23 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1970s | 2.08 years | 1.98 years | 2.24 years | 6 |
| 1980s | 2.73 years | 2.37 years | 3.09 years | 2 |
| 1990s | 4 years | 3.64 years | 4.41 years | 3 |
| 2000s | 5.52 years | 4.75 years | 6.55 years | 8 |
| 2010s | 7.12 years | 6.54 years | 7.67 years | 4 |
Countries ranked near Chad
More education data for Chad
- Primary education, teachers, gaps filled 54,801 (2024)
- Duration of pre primary education, annual growth rate 0 % change on previous year (2025)
- Duration of pre primary education 3 (2025)
- Official entrance age to pre primary education 3 (2025)
- Population ages 15-64 51.9% (2025)
- Population ages 0-14 46.0% (2025)
- Lower secondary school starting age 12 years (2025)
- Primary school starting age 6 years (2025)
- Primary secondary enrollment completion rates, gaps filled 88.46 (2024)
- School enrollment, primary 88.5% (2024)
Frequently asked questions
- What is school life expectancy, primary to tertiary, both sexes in Chad?
- School life expectancy, primary to tertiary, both sexes in Chad was 7.14 years in 2015, according to UNESCO Institute for Statistics.
- What is the highest school life expectancy, primary to tertiary, both sexes recorded in Chad?
- The highest recorded value was 7.67 years in 2014.
- What is the lowest school life expectancy, primary to tertiary, both sexes recorded in Chad?
- The lowest recorded value was 1.98 years in 1972.
- How does Chad rank for school life expectancy, primary to tertiary, both sexes?
- Chad ranks 178th out of 186 countries with data for 2015.
- Is school life expectancy, primary to tertiary, both sexes rising or falling in Chad?
- Over the last ten years it is up 32.8%. The long-run trend across the full record is rising.
- Where does this Chad data come from?
- The figures come from UNESCO Institute for Statistics, published as part of School life expectancy, primary to tertiary, both sexes (years). Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 23 observations, free to reuse under CC BY-SA 3.0 IGO (UNESCO Institute for Statistics).
About this data
February 2026 Data Release