Sierra Leone vs Turkmenistan: Population by income level
Sierra Leone
8.82 million
in 2025
Turkmenistan
7.62 million
in 2025
Sierra Leone rank
100th
Turkmenistan rank
103rd
Population by income level over time
- Sierra Leone
- Turkmenistan
How they compare
Sierra Leone currently reports 8.82 million against 7.62 million in Turkmenistan, a difference of 1.20 million.
That makes Sierra Leone's figure about 1.2 times Turkmenistan's.
The two have swapped places 2 times across 66 shared years of data; in 1960 it was Sierra Leone ahead.
Sierra Leone ranks 100th and Turkmenistan ranks 103rd of 215 countries.
Sierra Leone has averaged higher in every one of the 7 decades both report.
Head to head by decade
| Decade | Sierra Leone | Turkmenistan | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 2.45 million | 1.89 million | 565,057 | Sierra Leone |
| 1970s | 2.95 million | 2.47 million | 482,756 | Sierra Leone |
| 1980s | 3.62 million | 3.22 million | 400,827 | Sierra Leone |
| 1990s | 4.22 million | 4.14 million | 78,099 | Sierra Leone |
| 2000s | 5.34 million | 5.01 million | 335,755 | Sierra Leone |
| 2010s | 6.97 million | 6.16 million | 804,703 | Sierra Leone |
| 2020s | 8.37 million | 7.29 million | 1.08 million | Sierra Leone |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher population by income level, Sierra Leone or Turkmenistan?
- Sierra Leone, at 8.82 million against 7.62 million in Turkmenistan as of 2025.
- What is the difference in population by income level between Sierra Leone and Turkmenistan?
- 1.20 million, with Sierra Leone ahead.
- How many years of comparable data are there for Sierra Leone and Turkmenistan?
- 66 years are reported by both, from 1960 to 2025.
- How do Sierra Leone and Turkmenistan rank globally for population by income level?
- Sierra Leone ranks 100th and Turkmenistan ranks 103rd of 215 countries.
- Where does this data come from?
- Our World in Data, published as Population by income level. Statizoid refreshes it automatically from the source and publishes the full history for both places.