Incidence of HIV, ages 15-49 in Sierra Leone
Sierra Leone: Incidence of HIV, ages 15-49 was 0.38 per 1,000 uninfected population ages 15-49 in 2024. ▼ Falling
Latest (2024)
0.38 per 1,000 uninfected population ages 15-49
Change on year
down 15.6%
World rank
47th
of 146 countries
All-time high
2.2 per 1,000 uninfected population ages 15-49
in 1994
All-time low
0.38 per 1,000 uninfected population ages 15-49
in 2024
Years of data
35
1990–2024
Incidence of HIV, ages 15-49 in Sierra Leone, 1990–2024
Source: UNAIDS estimates, Joint United Nations Programme on HIV/AIDS (UNAIDS). Measured in per 1,000 uninfected population ages 15-49.
Analysis
In 2024, incidence of hiv, ages 15-49 in Sierra Leone stood at 0.38 per 1,000 uninfected population ages 15-49. That is the lowest value across all 35 years on record.
Compared with earlier readings it is down 15.6% on the previous year and down 68.3% over ten years.
Over the whole period, incidence of hiv, ages 15-49 in Sierra Leone peaked at 2.2 per 1,000 uninfected population ages 15-49 in 1994 and was at its lowest, 0.38 per 1,000 uninfected population ages 15-49, in 2024.
That places Sierra Leone 47th out of 146 countries with data for 2024, putting it in the middle of the range.
The long-run direction has been consistently falling across the 35 years of available data.
Incidence of HIV, ages 15-49 in Sierra Leone, year by year
| Year | per 1,000 uninfected population ages 15-49 | Change |
|---|---|---|
| 1990 | 1.5 per 1,000 uninfected population ages 15-49 | — |
| 1991 | 1.7 per 1,000 uninfected population ages 15-49 | +13.3% |
| 1992 | 1.8 per 1,000 uninfected population ages 15-49 | +5.9% |
| 1993 | 2.1 per 1,000 uninfected population ages 15-49 | +16.7% |
| 1994 | 2.2 per 1,000 uninfected population ages 15-49 | +4.8% |
| 1995 | 2.1 per 1,000 uninfected population ages 15-49 | -4.5% |
| 1996 | 2.2 per 1,000 uninfected population ages 15-49 | +4.8% |
| 1997 | 2.2 per 1,000 uninfected population ages 15-49 | +0.0% |
| 1998 | 2.1 per 1,000 uninfected population ages 15-49 | -4.5% |
| 1999 | 2 per 1,000 uninfected population ages 15-49 | -4.8% |
| 2000 | 1.9 per 1,000 uninfected population ages 15-49 | -5.0% |
| 2001 | 1.8 per 1,000 uninfected population ages 15-49 | -5.3% |
| 2002 | 1.8 per 1,000 uninfected population ages 15-49 | +0.0% |
| 2003 | 1.7 per 1,000 uninfected population ages 15-49 | -5.6% |
| 2004 | 1.6 per 1,000 uninfected population ages 15-49 | -5.9% |
| 2005 | 1.6 per 1,000 uninfected population ages 15-49 | +0.0% |
| 2006 | 1.5 per 1,000 uninfected population ages 15-49 | -6.3% |
| 2007 | 1.5 per 1,000 uninfected population ages 15-49 | +0.0% |
| 2008 | 1.5 per 1,000 uninfected population ages 15-49 | +0.0% |
| 2009 | 1.4 per 1,000 uninfected population ages 15-49 | -6.7% |
| 2010 | 1.4 per 1,000 uninfected population ages 15-49 | +0.0% |
| 2011 | 1.3 per 1,000 uninfected population ages 15-49 | -7.1% |
| 2012 | 1.3 per 1,000 uninfected population ages 15-49 | +0.0% |
| 2013 | 1.2 per 1,000 uninfected population ages 15-49 | -7.7% |
| 2014 | 1.2 per 1,000 uninfected population ages 15-49 | +0.0% |
| 2015 | 1.2 per 1,000 uninfected population ages 15-49 | +0.0% |
| 2016 | 1.1 per 1,000 uninfected population ages 15-49 | -8.3% |
| 2017 | 1.1 per 1,000 uninfected population ages 15-49 | +0.0% |
| 2018 | 0.97 per 1,000 uninfected population ages 15-49 | -11.8% |
| 2019 | 0.87 per 1,000 uninfected population ages 15-49 | -10.3% |
| 2020 | 0.83 per 1,000 uninfected population ages 15-49 | -4.6% |
| 2021 | 0.71 per 1,000 uninfected population ages 15-49 | -14.5% |
| 2022 | 0.56 per 1,000 uninfected population ages 15-49 | -21.1% |
| 2023 | 0.45 per 1,000 uninfected population ages 15-49 | -19.6% |
| 2024 | 0.38 per 1,000 uninfected population ages 15-49 | -15.6% |
Sierra Leone compared with similar countries
- Sierra Leone's 0.38 per 1,000 uninfected population ages 15-49 is above the median for low income countries, which is 0.29 per 1,000 uninfected population ages 15-49, 1.3× the median. (23 countries reporting)
- Sierra Leone's 0.38 per 1,000 uninfected population ages 15-49 is below the median for Sub-Saharan Africa, which is 0.58 per 1,000 uninfected population ages 15-49, 66% of the median. (43 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 1.99 per 1,000 uninfected population ages 15-49 | 1.5 per 1,000 uninfected population ages 15-49 | 2.2 per 1,000 uninfected population ages 15-49 | 10 |
| 2000s | 1.63 per 1,000 uninfected population ages 15-49 | 1.4 per 1,000 uninfected population ages 15-49 | 1.9 per 1,000 uninfected population ages 15-49 | 10 |
| 2010s | 1.16 per 1,000 uninfected population ages 15-49 | 0.87 per 1,000 uninfected population ages 15-49 | 1.4 per 1,000 uninfected population ages 15-49 | 10 |
| 2020s | 0.586 per 1,000 uninfected population ages 15-49 | 0.38 per 1,000 uninfected population ages 15-49 | 0.83 per 1,000 uninfected population ages 15-49 | 5 |
Countries ranked near Sierra Leone
- 44 Colombia 0.42 per 1,000 uninfected population ages 15-49 compare
- 45 Costa Rica 0.41 per 1,000 uninfected population ages 15-49 compare
- 45 Côte d'Ivoire 0.41 per 1,000 uninfected population ages 15-49 compare
- 47 Armenia 0.38 per 1,000 uninfected population ages 15-49 compare
- 47 Chile 0.38 per 1,000 uninfected population ages 15-49 compare
- 50 Cuba 0.35 per 1,000 uninfected population ages 15-49 compare
More health data for Sierra Leone
- Un projection of annual infant deaths, annual growth rate -2.34 % change on previous year (2100)
- Heat deaths vs projected death rates, annual growth rate 0.773 % change on previous year (2090)
- Estimated changes in temperature-related death rates compared to projected death rates 1,199 deaths per 1,000 people (2090)
- Number of infants who die before age 1 4,209 deaths (2100)
- Neonatal tetanus - number of reported cases, gaps filled 38 (2025)
- Population ages 00-04, female, annual growth rate 0.6447 % change on previous year (2025)
- Population ages 00-04, female, per unit of GDP 0.0001 units per US$ of GDP (2025)
- Population ages 00-04, female, per capita 0.0663 units per person (2025)
- Population ages 00-04, male, annual growth rate 0.6611 % change on previous year (2025)
- Population ages 00-04, male, per unit of GDP 0.0001 units per US$ of GDP (2025)
Frequently asked questions
- What is incidence of hiv, ages 15-49 in Sierra Leone?
- Incidence of hiv, ages 15-49 in Sierra Leone was 0.38 per 1,000 uninfected population ages 15-49 in 2024, according to UNAIDS estimates, Joint United Nations Programme on HIV/AIDS (UNAIDS).
- What is the highest incidence of hiv, ages 15-49 recorded in Sierra Leone?
- The highest recorded value was 2.2 per 1,000 uninfected population ages 15-49 in 1994.
- What is the lowest incidence of hiv, ages 15-49 recorded in Sierra Leone?
- The lowest recorded value was 0.38 per 1,000 uninfected population ages 15-49 in 2024.
- How does Sierra Leone rank for incidence of hiv, ages 15-49?
- Sierra Leone ranks 47th out of 146 countries with data for 2024.
- Is incidence of hiv, ages 15-49 rising or falling in Sierra Leone?
- Over the last ten years it is down 68.3%. The long-run trend across the full record is falling.
- Where does this Sierra Leone data come from?
- The figures come from UNAIDS estimates, Joint United Nations Programme on HIV/AIDS (UNAIDS), published as part of Incidence of HIV, ages 15-49 (per 1,000 uninfected population ages 15-49). Statizoid updates them automatically from the source API.
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About this data
Number of new HIV infections among uninfected populations ages 15-49 expressed per 1,000 uninfected population in the year before the period.