Population requiring preventive chemotherapy for schistosomiasis in Tanzania

Tanzania: Population requiring preventive chemotherapy for schistosomiasis was 21.35 million in 2024. ▲ Rising

Latest (2024)
21.35 million
Change on year
up 4.0%
World rank
2nd
of 52 countries
All-time high
21.35 million
in 2024
All-time low
9.53 million
in 2010
Years of data
15
2010–2024

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

05.0M10.0M15.0M20.0M2010201720242010: 9.5M2011: 9.8M2012: 10.1M2013: 10.4M2014: 10.8M2015: 12.8M2016: 15.0M2017: 16.0M2018: 16.2M2019: 14.9M2020: 16.5M2021: 18.2M2022: 19.9M2023: 20.5M2024: 21.3M

Source: Our World in Data.

Analysis

In 2024, population requiring preventive chemotherapy for schistosomiasis in Tanzania stood at 21.35 million. That is the highest value across all 15 years on record.

Compared with earlier readings it is up 4.0% on the previous year and up 98.3% over ten years.

Over the whole period, population requiring preventive chemotherapy for schistosomiasis in Tanzania peaked at 21.35 million in 2024 and was at its lowest, 9.53 million, in 2010.

Tanzania ranks 2nd of 52 countries on this measure, in the top 10%.

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

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

Annual values for Population requiring preventive chemotherapy for schistosomiasis in Tanzania, 2010 to 2024.
Year Value Change
2010 9.53 million —
2011 9.83 million +3.1%
2012 10.14 million +3.1%
2013 10.45 million +3.1%
2014 10.77 million +3.1%
2015 12.80 million +18.9%
2016 14.99 million +17.1%
2017 15.99 million +6.7%
2018 16.16 million +1.0%
2019 14.88 million -7.9%
2020 16.50 million +10.9%
2021 18.16 million +10.1%
2022 19.90 million +9.5%
2023 20.52 million +3.2%
2024 21.35 million +4.0%

Tanzania compared with similar countries

  • Tanzania's 21.35 million is above the median for lower middle income countries, which is 3.09 million, 6.9× the median. (22 countries reporting)
  • Tanzania's 21.35 million is above the median for Sub-Saharan Africa, which is 3.38 million, 6.3× the median. (43 countries reporting)

Averages by decade

DecadeAverage LowestHighest Years
2010s 12.55 million 9.53 million 16.16 million 10
2020s 19.29 million 16.50 million 21.35 million 5

Countries ranked near Tanzania

  1. 1 Nigeria 34.86 million compare
  2. 3 Democratic Republic of Congo 18.86 million compare
  3. 4 Mozambique 18.41 million compare
  4. 5 Ethiopia 16.07 million compare

See the full ranking of 52 places →

More population data for Tanzania

All data for Tanzania →

Frequently asked questions

What is population requiring preventive chemotherapy for schistosomiasis in Tanzania?
Population requiring preventive chemotherapy for schistosomiasis in Tanzania was 21.35 million in 2024, according to Our World in Data.
What is the highest population requiring preventive chemotherapy for schistosomiasis recorded in Tanzania?
The highest recorded value was 21.35 million in 2024.
What is the lowest population requiring preventive chemotherapy for schistosomiasis recorded in Tanzania?
The lowest recorded value was 9.53 million in 2010.
How does Tanzania rank for population requiring preventive chemotherapy for schistosomiasis?
Tanzania ranks 2nd out of 52 countries with data for 2024.
Is population requiring preventive chemotherapy for schistosomiasis rising or falling in Tanzania?
Over the last ten years it is up 98.3%. The long-run trend across the full record is rising.
Where does this Tanzania 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 Tanzania. Statizoid, drawing on Our World in Data. Retrieved 12 November 2026, from https://population.statizoid.com/stat/population-requiring-preventive-chemotherapy-for-schistosomiasis/tanzania/

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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