Nigeria vs Sierra Leone: Prevalence of HIV, total
Nigeria
1.2%
in 2024
Sierra Leone
1.4%
in 2024
Nigeria rank
31st
Sierra Leone rank
28th
Prevalence of HIV, total over time
- Nigeria
- Sierra Leone
How they compare
Sierra Leone currently reports 1.4% against 1.2% in Nigeria, a difference of 0.2%.
That makes Sierra Leone's figure about 1.2 times Nigeria's.
The two have swapped places 1 time across 35 shared years of data; in 1990 it was Nigeria ahead.
Nigeria ranks 31st and Sierra Leone ranks 28th of 152 countries.
Across the 4 decades both report, Nigeria averaged higher in 3 and Sierra Leone in 1.
Head to head by decade
| Decade | Nigeria | Sierra Leone | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 1.7% | 1.1% | 0.6% | Nigeria |
| 2000s | 2.1% | 1.6% | 0.5% | Nigeria |
| 2010s | 1.8% | 1.6% | 0.2% | Nigeria |
| 2020s | 1.3% | 1.5% | 0.2% | Sierra Leone |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher prevalence of hiv, total, Nigeria or Sierra Leone?
- Sierra Leone, at 1.4% against 1.2% in Nigeria as of 2024.
- What is the difference in prevalence of hiv, total between Nigeria and Sierra Leone?
- 0.2%, with Sierra Leone ahead.
- How many years of comparable data are there for Nigeria and Sierra Leone?
- 35 years are reported by both, from 1990 to 2024.
- How do Nigeria and Sierra Leone rank globally for prevalence of hiv, total?
- Nigeria ranks 31st and Sierra Leone ranks 28th of 152 countries.
- Where does this data come from?
- UNESCO Institute for Statistics, published as Prevalence of HIV, total (% of population ages 15-49). Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
February 2026 Data Release