Population requiring preventive treatment for lymphatic filariasis in Sierra Leone

Sierra Leone: Population requiring preventive treatment for lymphatic filariasis was 493,233 in 2023. ◆ Volatile

Latest (2023)
493,233
Change on year
down 13.0%
World rank
38th
of 64 countries
All-time high
7.14 million
in 2016
All-time low
493,233
in 2023
Years of data
17
2007–2023

Population requiring preventive treatment for lymphatic filariasis in Sierra Leone, 2007–2023

02.0M4.0M6.0M8.0M2007201520232007: 5.0M2008: 5.3M2009: 5.3M2010: 6.1M2011: 6.3M2012: 6.7M2013: 6.8M2014: 6.8M2015: 7.0M2016: 7.1M2017: 4.3M2018: 2.7M2019: 2.9M2020: 1.7M2021: 1.7M2022: 567.1k2023: 493.2k

Source: Our World in Data.

Analysis

Sierra Leone recorded 493,233 for population requiring preventive treatment for lymphatic filariasis in 2023. That is the lowest value across all 17 years on record.

That represents a change of down 13.0% on the previous year and down 92.8% over ten years.

Over the whole period, population requiring preventive treatment for lymphatic filariasis in Sierra Leone peaked at 7.14 million in 2016 and was at its lowest, 493,233, in 2023.

That places Sierra Leone 38th out of 64 countries with data for 2023, putting it in the middle of the range.

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

Population requiring preventive treatment for lymphatic filariasis in Sierra Leone, year by year

Annual values for Population requiring preventive treatment for lymphatic filariasis in Sierra Leone, 2007 to 2023.
Year Value Change
2007 4.97 million
2008 5.32 million +7.1%
2009 5.32 million +0.0%
2010 6.13 million +15.2%
2011 6.31 million +3.0%
2012 6.67 million +5.6%
2013 6.82 million +2.3%
2014 6.82 million +0.0%
2015 6.98 million +2.3%
2016 7.14 million +2.3%
2017 4.29 million -39.9%
2018 2.71 million -36.7%
2019 2.94 million +8.5%
2020 1.66 million -43.8%
2021 1.69 million +2.3%
2022 567,069 -66.5%
2023 493,233 -13.0%

Averages by decade

DecadeAverage LowestHighest Years
2000s 5.20 million 4.97 million 5.32 million 3
2010s 5.68 million 2.71 million 7.14 million 10
2020s 1.10 million 493,233 1.69 million 4

Countries ranked near Sierra Leone

  1. 35 Liberia 591,765 compare
  2. 36 Egypt 550,172 compare
  3. 37 Cambodia 502,982
  4. 39 Côte d'Ivoire 443,284 compare
  5. 40 Comoros 407,669 compare
  6. 41 Niger 379,571 compare

See the full ranking of 66 places →

More population data for Sierra Leone

All data for Sierra Leone →

Frequently asked questions

What is population requiring preventive treatment for lymphatic filariasis in Sierra Leone?
Population requiring preventive treatment for lymphatic filariasis in Sierra Leone was 493,233 in 2023, according to Our World in Data.
What is the highest population requiring preventive treatment for lymphatic filariasis recorded in Sierra Leone?
The highest recorded value was 7.14 million in 2016.
What is the lowest population requiring preventive treatment for lymphatic filariasis recorded in Sierra Leone?
The lowest recorded value was 493,233 in 2023.
How does Sierra Leone rank for population requiring preventive treatment for lymphatic filariasis?
Sierra Leone ranks 38th out of 64 countries with data for 2023.
Is population requiring preventive treatment for lymphatic filariasis rising or falling in Sierra Leone?
Over the last ten years it is down 92.8%. The long-run trend across the full record is volatile.
Where does this Sierra Leone data come from?
The figures come from Our World in Data, published as part of Population requiring preventive treatment for lymphatic filariasis. Statizoid updates them automatically from the source API.

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Population requiring preventive treatment for lymphatic filariasis in Sierra Leone. Statizoid, drawing on Our World in Data. Retrieved 22 August 2026, from https://population.statizoid.com/stat/population-requiring-preventive-treatment-for-lymphatic-filariasis/sierra-leone/

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About this data

Indicator
Population requiring preventive treatment for lymphatic filariasis
Source
Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
66 places, 931 data points, 2002–2024
Last refreshed