Niger vs Sierra Leone: Life expectancy, source comparison
Niger
61.18 years
in 2023
Sierra Leone
61.79 years
in 2023
Niger rank
226th
Sierra Leone rank
225th
Life expectancy, source comparison over time
- Niger
- Sierra Leone
How they compare
Sierra Leone currently reports 61.79 years against 61.18 years in Niger, a difference of 0.61 years.
The two have swapped places 3 times across 74 shared years of data; in 1950 it was Niger ahead.
Niger ranks 226th and Sierra Leone ranks 225th of 236 countries.
Across the 8 decades both report, Niger averaged higher in 5 and Sierra Leone in 3.
Head to head by decade
| Decade | Niger | Sierra Leone | Difference | Ahead |
|---|---|---|---|---|
| 1950s | 35.99 years | 30.73 years | 5.26 years | Niger |
| 1960s | 36.28 years | 35.67 years | 0.6086 years | Niger |
| 1970s | 36.77 years | 40.66 years | 3.89 years | Sierra Leone |
| 1980s | 40.16 years | 43.46 years | 3.29 years | Sierra Leone |
| 1990s | 45.07 years | 43.11 years | 1.96 years | Niger |
| 2000s | 52.86 years | 48.06 years | 4.8 years | Niger |
| 2010s | 58.71 years | 55.48 years | 3.23 years | Niger |
| 2020s | 60.25 years | 60.75 years | 0.5005 years | Sierra Leone |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher life expectancy, source comparison, Niger or Sierra Leone?
- Sierra Leone, at 61.79 years against 61.18 years in Niger as of 2023.
- What is the difference in life expectancy, source comparison between Niger and Sierra Leone?
- 0.61 years, with Sierra Leone ahead.
- How many years of comparable data are there for Niger and Sierra Leone?
- 74 years are reported by both, from 1950 to 2023.
- How do Niger and Sierra Leone rank globally for life expectancy, source comparison?
- Niger ranks 226th and Sierra Leone ranks 225th of 236 countries.
- Where does this data come from?
- UN, World Population Prospects (2024) – processed by Our World in Data, published as Life expectancy, source comparison. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Period life expectancy at birth.