Population, total in Sierra Leone
Sierra Leone: Population, total was 8.82 million in 2025. ▲ Rising
Population, total in Sierra Leone, 1960–2025
Source: World Population Prospects, United Nations (UN).
Analysis
The most recent figure for population, total in Sierra Leone is 8.82 million, measured in 2025. That is the highest value across all 66 years on record.
Compared with earlier readings it is up 2.1% on the previous year and up 25.3% over ten years.
Over the whole period, population, total in Sierra Leone peaked at 8.82 million in 2025 and was at its lowest, 2.27 million, in 1960.
Sierra Leone ranks 100th of 215 countries on this measure, in the middle of the range.
The long-run direction has been consistently rising across the 66 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 2.45 million | 2.27 million | 2.66 million | 10 |
| 1970s | 2.95 million | 2.71 million | 3.21 million | 10 |
| 1980s | 3.62 million | 3.27 million | 4.03 million | 10 |
| 1990s | 4.22 million | 4.16 million | 4.32 million | 10 |
| 2000s | 5.34 million | 4.42 million | 6.06 million | 10 |
| 2010s | 6.97 million | 6.22 million | 7.73 million | 10 |
| 2020s | 8.37 million | 7.91 million | 8.82 million | 6 |
Countries ranked near Sierra Leone
More climate change data for Sierra Leone
- Share of global CO₂ emissions and population 0.2% (2100)
- Population growth 2.0% (2025)
- Urban population growth 3.3% (2025)
- Urban population 4.05 million (2025)
- Urban population 45.9% (2025)
- CO₂ emissions per capita vs. GDP per capita 0.166 tonnes per person (2024)
- Cumulative CO₂ emissions 42.62 million tonnes (2024)
- CO₂ emissions per capita 0.166 tonnes per person (2024)
- CO₂ emissions per capita vs. share of electricity generation from renewables 0.166 tonnes per person (2024)
- Share of global CO₂ emissions vs. share of population 0.0% (2024)
Frequently asked questions
- What is population, total in Sierra Leone?
- Population, total in Sierra Leone was 8.82 million in 2025, according to World Population Prospects, United Nations (UN).
- What is the highest population, total recorded in Sierra Leone?
- The highest recorded value was 8.82 million in 2025.
- What is the lowest population, total recorded in Sierra Leone?
- The lowest recorded value was 2.27 million in 1960.
- How does Sierra Leone rank for population, total?
- Sierra Leone ranks 100th out of 215 countries with data for 2025.
- Is population, total rising or falling in Sierra Leone?
- Over the last ten years it is up 25.3%. The long-run trend across the full record is rising.
- Where does this Sierra Leone data come from?
- The figures come from World Population Prospects, United Nations (UN), published as part of Population, total. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 66 observations, free to reuse under CC BY 4.0 (World Bank Open Data).
About this data
Total population is based on the de facto definition of population, which counts all residents regardless of legal status or citizenship. The values shown are midyear estimates.