Number of presumed malaria cases in Sierra Leone

Sierra Leone: Number of presumed malaria cases was 117,023 in 2024. ◆ Volatile

Latest (2024)
117,023
Change on year
up 100.0%
World rank
16th
of 102 countries
All-time high
498,391
in 2020
All-time low
37,887
in 2019
Years of data
10
2015–2024

Number of presumed malaria cases in Sierra Leone, 2015–2024

0100.0k200.0k300.0k400.0k500.0k2015201920242015: 86.2k2016: 70.4k2017: 90.3k2018: 48.0k2019: 37.9k2020: 498.4k2021: 89.9k2022: 94.5k2023: 58.5k2024: 117.0k

Source: World Health Organization, Global Health Observatory.

Analysis

Sierra Leone recorded 117,023 for number of presumed malaria cases in 2024.

The figure is up 100.0% on the previous year and up 35.7% over ten years.

Over the whole period, number of presumed malaria cases in Sierra Leone peaked at 498,391 in 2020 and was at its lowest, 37,887, in 2019.

That places Sierra Leone 16th out of 102 countries with data for 2024, putting it in the top quarter.

The series is highly variable year to year, so single readings are best treated with caution.

Number of presumed malaria cases in Sierra Leone, year by year

Annual values for Number of presumed malaria cases in Sierra Leone, 2015 to 2024.
Year Value Change
2015 86,230
2016 70,421 -18.3%
2017 90,276 +28.2%
2018 48,024 -46.8%
2019 37,887 -21.1%
2020 498,391 +1215.5%
2021 89,916 -82.0%
2022 94,467 +5.1%
2023 58,507 -38.1%
2024 117,023 +100.0%

Averages by decade

DecadeAverage LowestHighest Years
2010s 66,568 37,887 90,276 5
2020s 171,661 58,507 498,391 5

Countries ranked near Sierra Leone

  1. 13 Ethiopia 151,641 compare
  2. 14 Chad 136,488 compare
  3. 15 Mali 136,028 compare
  4. 17 Liberia 93,765 compare
  5. 18 Senegal 84,040 compare
  6. 19 Gabon 83,098 compare

See the full ranking of 110 places →

More health data for Sierra Leone

All data for Sierra Leone →

Frequently asked questions

What is number of presumed malaria cases in Sierra Leone?
Number of presumed malaria cases in Sierra Leone was 117,023 in 2024, according to World Health Organization, Global Health Observatory.
What is the highest number of presumed malaria cases recorded in Sierra Leone?
The highest recorded value was 498,391 in 2020.
What is the lowest number of presumed malaria cases recorded in Sierra Leone?
The lowest recorded value was 37,887 in 2019.
How does Sierra Leone rank for number of presumed malaria cases?
Sierra Leone ranks 16th out of 102 countries with data for 2024.
Is number of presumed malaria cases rising or falling in Sierra Leone?
Over the last ten years it is up 35.7%. The long-run trend across the full record is volatile.
Where does this Sierra Leone data come from?
The figures come from World Health Organization, Global Health Observatory, published as part of Number of presumed malaria cases. Statizoid updates them automatically from the source API.

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Number of presumed malaria cases in Sierra Leone. Statizoid, drawing on World Health Organization, Global Health Observatory. Retrieved 29 August 2026, from https://health.statizoid.com/stat/number-of-presumed-malaria-cases/sierra-leone/

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About this data

Indicator
Number of presumed malaria cases
Source
World Health Organization, Global Health Observatory
Licence
CC BY-NC-SA 3.0 IGO (WHO)
Coverage
110 places, 1,078 data points, 2015–2024
Last refreshed