Incidence of hiv by age in Sierra Leone

Sierra Leone: Incidence of hiv by age was 0.3766 in 2024. ▼ Falling

Latest (2024)
0.3766
Change on year
down 16.5%
World rank
48th
of 144 countries
All-time high
2.16
in 1996
All-time low
0.3766
in 2024
Years of data
35
1990–2024

Incidence of hiv by age in Sierra Leone, 1990–2024

0.511.521990200720241990: 1.51991: 1.71992: 1.81993: 2.11994: 2.21995: 2.11996: 2.21997: 2.21998: 2.11999: 22000: 1.92001: 1.82002: 1.82003: 1.72004: 1.62005: 1.62006: 1.52007: 1.52008: 1.52009: 1.42010: 1.42011: 1.32012: 1.32013: 1.22014: 1.22015: 1.22016: 1.12017: 1.12018: 0.9682019: 0.8692020: 0.8322021: 0.7072022: 0.5562023: 0.4512024: 0.377

Source: Our World in Data.

Analysis

In 2024, incidence of hiv by age in Sierra Leone stood at 0.3766. That is the lowest value across all 35 years on record.

That represents a change of down 16.5% on the previous year and down 68.9% over ten years.

Over the whole period, incidence of hiv by age in Sierra Leone peaked at 2.16 in 1996 and was at its lowest, 0.3766, in 2024.

That places Sierra Leone 48th out of 144 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 by age in Sierra Leone, year by year

Annual values for Incidence of hiv by age in Sierra Leone, 1990 to 2024.
Year Value Change
1990 1.52 —
1991 1.75 +15.1%
1992 1.85 +5.9%
1993 2.06 +11.1%
1994 2.16 +5.0%
1995 2.13 -1.1%
1996 2.16 +1.2%
1997 2.15 -0.3%
1998 2.08 -3.5%
1999 2.03 -2.5%
2000 1.89 -6.6%
2001 1.79 -5.6%
2002 1.76 -1.6%
2003 1.67 -4.8%
2004 1.64 -2.1%
2005 1.57 -4.4%
2006 1.54 -1.3%
2007 1.51 -2.1%
2008 1.49 -1.4%
2009 1.4 -5.9%
2010 1.36 -3.3%
2011 1.31 -3.7%
2012 1.27 -2.8%
2013 1.21 -5.1%
2014 1.21 +0.2%
2015 1.21 +0.1%
2016 1.14 -5.6%
2017 1.07 -6.6%
2018 0.9675 -9.4%
2019 0.8689 -10.2%
2020 0.8315 -4.3%
2021 0.7069 -15.0%
2022 0.5559 -21.4%
2023 0.4508 -18.9%
2024 0.3766 -16.5%

Sierra Leone compared with similar countries

  • Sierra Leone's 0.3766 is above the median for low income countries, which is 0.2872, 1.3× the median. (23 countries reporting)
  • Sierra Leone's 0.3766 is below the median for Sub-Saharan Africa, which is 0.5758, 65% of the median. (43 countries reporting)

Averages by decade

DecadeAverage LowestHighest Years
1990s 1.99 1.52 2.16 10
2000s 1.63 1.4 1.89 10
2010s 1.16 0.8689 1.36 10
2020s 0.5843 0.3766 0.8315 5

Countries ranked near Sierra Leone

  1. 45 Cote d'Ivoire 0.4138 compare
  2. 46 Costa Rica 0.4136 compare
  3. 47 Armenia 0.3815 compare
  4. 49 Chile 0.3755 compare
  5. 50 Cuba 0.3529 compare
  6. 51 Myanmar 0.334 compare

See the full ranking of 144 places →

More health data for Sierra Leone

All data for Sierra Leone →

Frequently asked questions

What is incidence of hiv by age in Sierra Leone?
Incidence of hiv by age in Sierra Leone was 0.3766 in 2024, according to Our World in Data.
What is the highest incidence of hiv by age recorded in Sierra Leone?
The highest recorded value was 2.16 in 1996.
What is the lowest incidence of hiv by age recorded in Sierra Leone?
The lowest recorded value was 0.3766 in 2024.
How does Sierra Leone rank for incidence of hiv by age?
Sierra Leone ranks 48th out of 144 countries with data for 2024.
Is incidence of hiv by age rising or falling in Sierra Leone?
Over the last ten years it is down 68.9%. The long-run trend across the full record is falling.
Where does this Sierra Leone data come from?
The figures come from Our World in Data, published as part of Incidence of hiv by age. Statizoid updates them automatically from the source API.

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Incidence of hiv by age in Sierra Leone. Statizoid, drawing on Our World in Data. Retrieved 10 November 2026, from https://health.statizoid.com/stat/incidence-of-hiv-by-age/sierra-leone/

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About this data

Indicator
Incidence of hiv by age
Source
Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
144 places, 4,983 data points, 1990–2024
Last refreshed