Mean years of schooling long run in Sierra Leone
Sierra Leone: Mean years of schooling long run was 4.99 in 2020. ◆ Volatile
Latest (2020)
4.99
World rank
104th
of 111 countries
All-time high
4.99
in 2020
All-time low
0.02
in 1870
Years of data
31
1870–2020
Mean years of schooling long run in Sierra Leone, 1870–2020
Source: Our World in Data.
Analysis
In 2020, mean years of schooling long run in Sierra Leone stood at 4.99. That is the highest value across all 31 years on record.
That represents a change of up 16.6% over ten years.
Over the whole period, mean years of schooling long run in Sierra Leone peaked at 4.99 in 2020 and was at its lowest, 0.02, in 1870.
That places Sierra Leone 104th out of 111 countries with data for 2020, putting it in the bottom quarter.
The series is highly variable year to year, so single readings are best treated with caution.
Mean years of schooling long run in Sierra Leone, year by year
| Year | Value | Change |
|---|---|---|
| 1870 | 0.02 | — |
| 1875 | 0.03 | +50.0% |
| 1880 | 0.03 | +0.0% |
| 1885 | 0.04 | +33.3% |
| 1890 | 0.05 | +25.0% |
| 1895 | 0.06 | +20.0% |
| 1900 | 0.08 | +33.3% |
| 1905 | 0.1 | +25.0% |
| 1910 | 0.15 | +50.0% |
| 1915 | 0.18 | +20.0% |
| 1920 | 0.21 | +16.7% |
| 1925 | 0.22 | +4.8% |
| 1930 | 0.24 | +9.1% |
| 1935 | 0.26 | +8.3% |
| 1940 | 0.31 | +19.2% |
| 1945 | 0.36 | +16.1% |
| 1950 | 0.41 | +13.9% |
| 1955 | 0.46 | +12.2% |
| 1960 | 0.51 | +10.9% |
| 1965 | 0.68 | +33.3% |
| 1970 | 0.87 | +27.9% |
| 1975 | 1.14 | +31.0% |
| 1980 | 1.44 | +26.3% |
| 1985 | 1.81 | +25.7% |
| 1990 | 2.17 | +19.9% |
| 1995 | 2.55 | +17.5% |
| 2000 | 2.9 | +13.7% |
| 2005 | 3.36 | +15.9% |
| 2010 | 4.28 | +27.4% |
| 2015 | 4.23 | -1.2% |
| 2020 | 4.99 | +18.0% |
Sierra Leone compared with similar countries
- Sierra Leone's 4.99 is above the median for low income countries, which is 4.99, 1.0× the median. (13 countries reporting)
- Sierra Leone's 4.99 is below the median for Sub-Saharan Africa, which is 6.27, 80% of the median. (23 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1870s | 0.025 | 0.02 | 0.03 | 2 |
| 1880s | 0.035 | 0.03 | 0.04 | 2 |
| 1890s | 0.055 | 0.05 | 0.06 | 2 |
| 1900s | 0.09 | 0.08 | 0.1 | 2 |
| 1910s | 0.165 | 0.15 | 0.18 | 2 |
| 1920s | 0.215 | 0.21 | 0.22 | 2 |
| 1930s | 0.25 | 0.24 | 0.26 | 2 |
| 1940s | 0.335 | 0.31 | 0.36 | 2 |
| 1950s | 0.435 | 0.41 | 0.46 | 2 |
| 1960s | 0.595 | 0.51 | 0.68 | 2 |
| 1970s | 1 | 0.87 | 1.14 | 2 |
| 1980s | 1.62 | 1.44 | 1.81 | 2 |
| 1990s | 2.36 | 2.17 | 2.55 | 2 |
| 2000s | 3.13 | 2.9 | 3.36 | 2 |
| 2010s | 4.26 | 4.23 | 4.28 | 2 |
| 2020s | 4.99 | 4.99 | 4.99 | 1 |
Countries ranked near Sierra Leone
More education data for Sierra Leone
- Gender gap education levels, gaps filled 97.5 (2012)
- Primary enrollment selected countries, gaps filled 97.37 (2023)
- Teachers in secondary education, both sexes (number), gaps filled 38,043 (2024)
- Repeaters in primary education, all grades, both sexes (number), gaps 73,295 (2024)
- Enrolment in pre-primary education, male (number), gaps filled 85,708 (2024)
- Enrolment in pre-primary education, female (number), gaps filled 92,723 (2024)
- Secondary education, pupils, gaps filled 1.16 million (2023)
- Primary education, duration (years), annual growth rate 0 % change on previous year (2025)
- Primary education, pupils, gaps filled 2.07 million (2024)
- Primary education, pupils, annual growth rate 2.52 % change on previous year (2024)
Frequently asked questions
- What is mean years of schooling long run in Sierra Leone?
- Mean years of schooling long run in Sierra Leone was 4.99 in 2020, according to Our World in Data.
- What is the highest mean years of schooling long run recorded in Sierra Leone?
- The highest recorded value was 4.99 in 2020.
- What is the lowest mean years of schooling long run recorded in Sierra Leone?
- The lowest recorded value was 0.02 in 1870.
- How does Sierra Leone rank for mean years of schooling long run?
- Sierra Leone ranks 104th out of 111 countries with data for 2020.
- Is mean years of schooling long run rising or falling in Sierra Leone?
- Over the last ten years it is up 16.6%. The long-run trend across the full record is volatile.
- Where does this Sierra Leone data come from?
- The figures come from Our World in Data, published as part of Mean years of schooling long run. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 31 observations, free to reuse under CC BY 4.0 (Our World in Data).