Congo vs Sierra Leone: Official entrance age to pre-primary education
Congo
3 years
in 2025
Sierra Leone
3 years
in 2025
Congo rank
58th
Sierra Leone rank
58th
Official entrance age to pre-primary education over time
- Congo
- Sierra Leone
How they compare
Congo currently reports 3 years against 3 years in Sierra Leone, a difference of 0 years.
Across all 56 years both countries report, Sierra Leone has been ahead every year.
Congo ranks 58th and Sierra Leone ranks 58th of 223 countries.
Head to head by decade
| Decade | Congo | Sierra Leone | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 3 years | 3 years | 0 years | — |
| 1980s | 3 years | 3 years | 0 years | — |
| 1990s | 3 years | 3 years | 0 years | — |
| 2000s | 3 years | 3 years | 0 years | — |
| 2010s | 3 years | 3 years | 0 years | — |
| 2020s | 3 years | 3 years | 0 years | — |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher official entrance age to pre-primary education, Congo or Sierra Leone?
- Congo, at 3 years against 3 years in Sierra Leone as of 2025.
- What is the difference in official entrance age to pre-primary education between Congo and Sierra Leone?
- 0 years, 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 official entrance age to pre-primary education?
- Congo ranks 58th and Sierra Leone ranks 58th of 223 countries.
- Where does this data come from?
- UNESCO Institute for Statistics (2026) – with minor processing by Our World in Data, published as Official entrance age to pre-primary education. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Official entry age at which children are expected to start pre-primary education according to national legislation or policies.