Population requiring preventive chemotherapy for schistosomiasis in Nigeria

Nigeria: Population requiring preventive chemotherapy for schistosomiasis was 34.86 million in 2024. ▼ Falling

Latest (2024)
34.86 million
Change on year
up 2.4%
World rank
1st
of 52 countries
All-time high
64.10 million
in 2014
All-time low
24.25 million
in 2016
Years of data
15
2010–2024

Population requiring preventive chemotherapy for schistosomiasis in Nigeria, 2010–2024

020.0M40.0M60.0M2010201720242010: 57.8M2011: 59.1M2012: 60.6M2013: 62.3M2014: 64.1M2015: 28.7M2016: 24.2M2017: 24.8M2018: 25.1M2019: 25.8M2020: 26.3M2021: 27.4M2022: 27.8M2023: 34.0M2024: 34.9M

Source: Our World in Data.

Analysis

In 2024, population requiring preventive chemotherapy for schistosomiasis in Nigeria stood at 34.86 million.

Compared with earlier readings it is up 2.4% on the previous year and down 45.6% over ten years.

Over the whole period, population requiring preventive chemotherapy for schistosomiasis in Nigeria peaked at 64.10 million in 2014 and was at its lowest, 24.25 million, in 2016.

Nigeria ranks 1st of 52 countries on this measure, in the top 10%.

The long-run direction has been consistently falling across the 15 years of available data.

Population requiring preventive chemotherapy for schistosomiasis in Nigeria, year by year

Annual values for Population requiring preventive chemotherapy for schistosomiasis in Nigeria, 2010 to 2024.
Year Value Change
2010 57.81 million —
2011 59.11 million +2.2%
2012 60.62 million +2.6%
2013 62.34 million +2.8%
2014 64.10 million +2.8%
2015 28.72 million -55.2%
2016 24.25 million -15.6%
2017 24.81 million +2.3%
2018 25.07 million +1.0%
2019 25.81 million +3.0%
2020 26.29 million +1.9%
2021 27.36 million +4.1%
2022 27.81 million +1.6%
2023 34.04 million +22.4%
2024 34.86 million +2.4%

Nigeria compared with similar countries

  • Nigeria's 34.86 million is above the median for lower middle income countries, which is 3.09 million, 11.3× the median. (22 countries reporting)
  • Nigeria's 34.86 million is above the median for Sub-Saharan Africa, which is 3.38 million, 10.3× the median. (43 countries reporting)

Biggest year-on-year movements

Years where Population requiring preventive chemotherapy for schistosomiasis in Nigeria changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.

YearChange FromTo
2015 -55.2% 64.10 million 28.72 million

Averages by decade

DecadeAverage LowestHighest Years
2010s 43.26 million 24.25 million 64.10 million 10
2020s 30.07 million 26.29 million 34.86 million 5

Countries ranked near Nigeria

  1. 2 Tanzania 21.35 million compare
  2. 3 Democratic Republic of Congo 18.86 million compare
  3. 4 Mozambique 18.41 million compare

See the full ranking of 52 places →

More population data for Nigeria

All data for Nigeria →

Frequently asked questions

What is population requiring preventive chemotherapy for schistosomiasis in Nigeria?
Population requiring preventive chemotherapy for schistosomiasis in Nigeria was 34.86 million in 2024, according to Our World in Data.
What is the highest population requiring preventive chemotherapy for schistosomiasis recorded in Nigeria?
The highest recorded value was 64.10 million in 2014.
What is the lowest population requiring preventive chemotherapy for schistosomiasis recorded in Nigeria?
The lowest recorded value was 24.25 million in 2016.
How does Nigeria rank for population requiring preventive chemotherapy for schistosomiasis?
Nigeria ranks 1st out of 52 countries with data for 2024.
Is population requiring preventive chemotherapy for schistosomiasis rising or falling in Nigeria?
Over the last ten years it is down 45.6%. The long-run trend across the full record is falling.
Where does this Nigeria data come from?
The figures come from Our World in Data, published as part of Population requiring preventive chemotherapy for schistosomiasis. Statizoid updates them automatically from the source API.

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Population requiring preventive chemotherapy for schistosomiasis in Nigeria. Statizoid, drawing on Our World in Data. Retrieved 12 November 2026, from https://population.statizoid.com/stat/population-requiring-preventive-chemotherapy-for-schistosomiasis/nigeria/

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About this data

Indicator
Population requiring preventive chemotherapy for schistosomiasis
Source
Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
52 places, 769 data points, 2010–2024
Last refreshed