Congo vs Sierra Leone: School age population, lower secondary education, both sexes
Congo
643,210
in 2025
Sierra Leone
618,066
in 2025
Congo rank
86th
Sierra Leone rank
89th
School age population, lower secondary education, both sexes over time
- Congo
- Sierra Leone
How they compare
Congo currently reports 643,210 against 618,066 in Sierra Leone, a difference of 25,144.
The two have swapped places 1 time across 56 shared years of data; in 1970 it was Sierra Leone ahead.
Congo ranks 86th and Sierra Leone ranks 89th of 220 countries.
Sierra Leone has averaged higher in every one of the 6 decades both report.
Head to head by decade
| Decade | Congo | Sierra Leone | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 146,536 | 303,195 | 156,659 | Sierra Leone |
| 1980s | 198,145 | 389,452 | 191,307 | Sierra Leone |
| 1990s | 256,746 | 434,128 | 177,382 | Sierra Leone |
| 2000s | 331,615 | 372,914 | 41,299 | Sierra Leone |
| 2010s | 427,796 | 502,221 | 74,426 | Sierra Leone |
| 2020s | 580,701 | 592,632 | 11,930 | Sierra Leone |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher school age population, lower secondary education, both sexes, Congo or Sierra Leone?
- Congo, at 643,210 against 618,066 in Sierra Leone as of 2025.
- What is the difference in school age population, lower secondary education, both sexes between Congo and Sierra Leone?
- 25,144, with Congo ahead.
- How many years of comparable data are there for Congo and Sierra Leone?
- 56 years are reported by both, from 1970 to 2025.
- How do Congo and Sierra Leone rank globally for school age population, lower secondary education, both sexes?
- Congo ranks 86th and Sierra Leone ranks 89th of 220 countries.
- Where does this data come from?
- UNESCO Institute for Statistics, published as School age population, lower secondary education, both sexes (number). Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
February 2026 Data Release